Santo Antonio weather by month

Check out Santo Antonio weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Santo Antonio (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
29°C maximum daytime temperature in January in Santo Antonio29
29°C maximum daytime temperature in February in Santo Antonio29
30°C maximum daytime temperature in March in Santo Antonio30
29°C maximum daytime temperature in April in Santo Antonio29
29°C maximum daytime temperature in May in Santo Antonio29
28°C maximum daytime temperature in June in Santo Antonio28
27°C maximum daytime temperature in July in Santo Antonio27
27°C maximum daytime temperature in August in Santo Antonio27
27°C maximum daytime temperature in September in Santo Antonio27
27°C maximum daytime temperature in October in Santo Antonio27
28°C maximum daytime temperature in November in Santo Antonio28
29°C maximum daytime temperature in December in Santo Antonio29
Min temperature (night-time)
23°C minimum night-time temperature in January in Santo Antonio23
22°C minimum night-time temperature in February in Santo Antonio22
22°C minimum night-time temperature in March in Santo Antonio22
22°C minimum night-time temperature in April in Santo Antonio22
22°C minimum night-time temperature in May in Santo Antonio22
21°C minimum night-time temperature in June in Santo Antonio21
21°C minimum night-time temperature in July in Santo Antonio21
21°C minimum night-time temperature in August in Santo Antonio21
21°C minimum night-time temperature in September in Santo Antonio21
21°C minimum night-time temperature in October in Santo Antonio21
22°C minimum night-time temperature in November in Santo Antonio22
22°C minimum night-time temperature in December in Santo Antonio22
Heat & Humidity
High heat & humidity in January in Santo AntonioH
High heat & humidity in February in Santo AntonioH
High heat & humidity in March in Santo AntonioH
High heat & humidity in April in Santo AntonioH
High heat & humidity in May in Santo AntonioH
Moderate heat & humidity in June in Santo AntonioM
Moderate heat & humidity in July in Santo AntonioM
Moderate heat & humidity in August in Santo AntonioM
Moderate heat & humidity in September in Santo AntonioM
Moderate heat & humidity in October in Santo AntonioM
Moderate heat & humidity in November in Santo AntonioM
Moderate heat & humidity in December in Santo AntonioM
Sea temperature
28°C sea temperature in January in Santo Antonio28
28°C sea temperature in February in Santo Antonio28
29°C sea temperature in March in Santo Antonio29
29°C sea temperature in April in Santo Antonio29
28°C sea temperature in May in Santo Antonio28
27°C sea temperature in June in Santo Antonio27
26°C sea temperature in July in Santo Antonio26
26°C sea temperature in August in Santo Antonio26
26°C sea temperature in September in Santo Antonio26
27°C sea temperature in October in Santo Antonio27
28°C sea temperature in November in Santo Antonio28
28°C sea temperature in December in Santo Antonio28

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & UV index in Santo Antonio

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
12 hours of daylight per day in January in Santo Antonio12
12 hours of daylight per day in February in Santo Antonio12
12 hours of daylight per day in March in Santo Antonio12
12 hours of daylight per day in April in Santo Antonio12
12 hours of daylight per day in May in Santo Antonio12
12 hours of daylight per day in June in Santo Antonio12
12 hours of daylight per day in July in Santo Antonio12
12 hours of daylight per day in August in Santo Antonio12
12 hours of daylight per day in September in Santo Antonio12
12 hours of daylight per day in October in Santo Antonio12
12 hours of daylight per day in November in Santo Antonio12
12 hours of daylight per day in December in Santo Antonio12
UV Index (Maximum)
UV (maximum) index 11+ (Extreme) in January in Santo Antonio11
UV (maximum) index 11+ (Extreme) in February in Santo Antonio11
UV (maximum) index 11+ (Extreme) in March in Santo Antonio11
UV (maximum) index 11+ (Extreme) in April in Santo Antonio11
UV (maximum) index 11+ (Extreme) in May in Santo Antonio11
UV (maximum) index 11 (Extreme) in June in Santo Antonio11
UV (maximum) index 11 (Extreme) in July in Santo Antonio11
UV (maximum) index 11+ (Extreme) in August in Santo Antonio11
UV (maximum) index 11+ (Extreme) in September in Santo Antonio11
UV (maximum) index 11+ (Extreme) in October in Santo Antonio11
UV (maximum) index 11+ (Extreme) in November in Santo Antonio11
UV (maximum) index 11 (Extreme) in December in Santo Antonio11

Rainfall in Santo Antonio

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
11 days with some rainfall in January in Santo Antonio11
11 days with some rainfall in February in Santo Antonio11
16 days with some rainfall in March in Santo Antonio16
17 days with some rainfall in April in Santo Antonio17
16 days with some rainfall in May in Santo Antonio16
11 days with some rainfall in June in Santo Antonio11
10 days with some rainfall in July in Santo Antonio10
13 days with some rainfall in August in Santo Antonio13
18 days with some rainfall in September in Santo Antonio18
20 days with some rainfall in October in Santo Antonio20
17 days with some rainfall in November in Santo Antonio17
12 days with some rainfall in December in Santo Antonio12
Average monthly rainfall (mm)
133 mm monthly rainfall in January in Santo Antonio133
118 mm monthly rainfall in February in Santo Antonio118
235 mm monthly rainfall in March in Santo Antonio235
237 mm monthly rainfall in April in Santo Antonio237
319 mm monthly rainfall in May in Santo Antonio319
71 mm monthly rainfall in June in Santo Antonio71
43 mm monthly rainfall in July in Santo Antonio43
112 mm monthly rainfall in August in Santo Antonio112
251 mm monthly rainfall in September in Santo Antonio251
479 mm monthly rainfall in October in Santo Antonio479
196 mm monthly rainfall in November in Santo Antonio196
129 mm monthly rainfall in December in Santo Antonio129

More about Santo Antonio

Santo Antonio by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Sao Tome & Principe

The climate guide for Sao Tome & Principe (Santo Antonio) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Santo Antonio?

Santo Antonio has a hot tropical climate with a short dry season.

Santo Antonio weather in January

Expect daytime maximum temperatures of 29°C in Santo Antonio, Sao Tome & Principe in January and high heat and humidity based on long-term weather averages. There are 4 hours of sunshine per day on average with 11 days with some rainfall and typically 133 mm of rainfall in the month.

  • 29°C maximum daytime temperature in January in Santo Antonio29
    29°C max day temperature
  • 4 hours of sunshine per day
  • 11 days with some rainfall in January in Santo Antonio11
    11 days with some rainfall
  • 23°C minimum night-time temperature in January in Santo Antonio23
    23°C min night temperature
  • 12 hours of daylight per day in January in Santo Antonio12
    12 hours of daylight per day
  • High heat & humidity in January in Santo AntonioH
    High heat & humidity
  • 133 mm monthly rainfall in January in Santo Antonio133
    133 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Santo Antonio11
    11+ (Extreme) UV index
  • 28°C sea temperature in January in Santo Antonio28
    28°C sea temperature

Back to months

Santo Antonio weather in February

Expect daytime maximum temperatures of 29°C in Santo Antonio, Sao Tome & Principe in February and high heat and humidity based on long-term weather averages. There are 4 hours of sunshine per day on average with 11 days with some rainfall and typically 118 mm of rainfall in the month.

  • 29°C maximum daytime temperature in February in Santo Antonio29
    29°C max day temperature
  • 4 hours of sunshine per day
  • 11 days with some rainfall in February in Santo Antonio11
    11 days with some rainfall
  • 22°C minimum night-time temperature in February in Santo Antonio22
    22°C min night temperature
  • 12 hours of daylight per day in February in Santo Antonio12
    12 hours of daylight per day
  • High heat & humidity in February in Santo AntonioH
    High heat & humidity
  • 118 mm monthly rainfall in February in Santo Antonio118
    118 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in February in Santo Antonio11
    11+ (Extreme) UV index
  • 28°C sea temperature in February in Santo Antonio28
    28°C sea temperature

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Santo Antonio weather in March

Expect daytime maximum temperatures of 30°C in Santo Antonio, Sao Tome & Principe in March and high heat and humidity based on long-term weather averages. There are 4 hours of sunshine per day on average with 16 days with some rainfall and typically 235 mm of rainfall in the month.

  • 30°C maximum daytime temperature in March in Santo Antonio30
    30°C max day temperature
  • 4 hours of sunshine per day
  • 16 days with some rainfall in March in Santo Antonio16
    16 days with some rainfall
  • 22°C minimum night-time temperature in March in Santo Antonio22
    22°C min night temperature
  • 12 hours of daylight per day in March in Santo Antonio12
    12 hours of daylight per day
  • High heat & humidity in March in Santo AntonioH
    High heat & humidity
  • 235 mm monthly rainfall in March in Santo Antonio235
    235 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in Santo Antonio11
    11+ (Extreme) UV index
  • 29°C sea temperature in March in Santo Antonio29
    29°C sea temperature

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Santo Antonio weather in April

Expect daytime maximum temperatures of 29°C in Santo Antonio, Sao Tome & Principe in April and high heat and humidity based on long-term weather averages. There are 4 hours of sunshine per day on average with 17 days with some rainfall and typically 237 mm of rainfall in the month.

  • 29°C maximum daytime temperature in April in Santo Antonio29
    29°C max day temperature
  • 4 hours of sunshine per day
  • 17 days with some rainfall in April in Santo Antonio17
    17 days with some rainfall
  • 22°C minimum night-time temperature in April in Santo Antonio22
    22°C min night temperature
  • 12 hours of daylight per day in April in Santo Antonio12
    12 hours of daylight per day
  • High heat & humidity in April in Santo AntonioH
    High heat & humidity
  • 237 mm monthly rainfall in April in Santo Antonio237
    237 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in April in Santo Antonio11
    11+ (Extreme) UV index
  • 29°C sea temperature in April in Santo Antonio29
    29°C sea temperature

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Santo Antonio weather in May

Expect daytime maximum temperatures of 29°C in Santo Antonio, Sao Tome & Principe in May and high heat and humidity based on long-term weather averages. There are 4 hours of sunshine per day on average with 16 days with some rainfall and typically 319 mm of rainfall in the month.

  • 29°C maximum daytime temperature in May in Santo Antonio29
    29°C max day temperature
  • 4 hours of sunshine per day
  • 16 days with some rainfall in May in Santo Antonio16
    16 days with some rainfall
  • 22°C minimum night-time temperature in May in Santo Antonio22
    22°C min night temperature
  • 12 hours of daylight per day in May in Santo Antonio12
    12 hours of daylight per day
  • High heat & humidity in May in Santo AntonioH
    High heat & humidity
  • 319 mm monthly rainfall in May in Santo Antonio319
    319 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Santo Antonio11
    11+ (Extreme) UV index
  • 28°C sea temperature in May in Santo Antonio28
    28°C sea temperature

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Santo Antonio weather in June

Expect daytime maximum temperatures of 28°C in Santo Antonio, Sao Tome & Principe in June based on long-term weather averages. There are 4 hours of sunshine per day on average with 11 days with some rainfall and typically 71 mm of rainfall in the month.

  • 28°C maximum daytime temperature in June in Santo Antonio28
    28°C max day temperature
  • 4 hours of sunshine per day
  • 11 days with some rainfall in June in Santo Antonio11
    11 days with some rainfall
  • 21°C minimum night-time temperature in June in Santo Antonio21
    21°C min night temperature
  • 12 hours of daylight per day in June in Santo Antonio12
    12 hours of daylight per day
  • Moderate heat & humidity in June in Santo AntonioM
    Moderate heat & humidity
  • 71 mm monthly rainfall in June in Santo Antonio71
    71 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in June in Santo Antonio11
    11 (Extreme) UV index
  • 27°C sea temperature in June in Santo Antonio27
    27°C sea temperature

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Santo Antonio weather in July

Expect daytime maximum temperatures of 27°C in Santo Antonio, Sao Tome & Principe in July based on long-term weather averages. There are 3 hours of sunshine per day on average with 10 days with some rainfall and typically 43 mm of rainfall in the month.

  • 27°C maximum daytime temperature in July in Santo Antonio27
    27°C max day temperature
  • 3 hours of sunshine per day
  • 10 days with some rainfall in July in Santo Antonio10
    10 days with some rainfall
  • 21°C minimum night-time temperature in July in Santo Antonio21
    21°C min night temperature
  • 12 hours of daylight per day in July in Santo Antonio12
    12 hours of daylight per day
  • Moderate heat & humidity in July in Santo AntonioM
    Moderate heat & humidity
  • 43 mm monthly rainfall in July in Santo Antonio43
    43 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in July in Santo Antonio11
    11 (Extreme) UV index
  • 26°C sea temperature in July in Santo Antonio26
    26°C sea temperature

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Santo Antonio weather in August

Expect daytime maximum temperatures of 27°C in Santo Antonio, Sao Tome & Principe in August based on long-term weather averages. There are 3 hours of sunshine per day on average with 13 days with some rainfall and typically 112 mm of rainfall in the month.

  • 27°C maximum daytime temperature in August in Santo Antonio27
    27°C max day temperature
  • 3 hours of sunshine per day
  • 13 days with some rainfall in August in Santo Antonio13
    13 days with some rainfall
  • 21°C minimum night-time temperature in August in Santo Antonio21
    21°C min night temperature
  • 12 hours of daylight per day in August in Santo Antonio12
    12 hours of daylight per day
  • Moderate heat & humidity in August in Santo AntonioM
    Moderate heat & humidity
  • 112 mm monthly rainfall in August in Santo Antonio112
    112 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Santo Antonio11
    11+ (Extreme) UV index
  • 26°C sea temperature in August in Santo Antonio26
    26°C sea temperature

Back to months

Santo Antonio weather in September

Expect daytime maximum temperatures of 27°C in Santo Antonio, Sao Tome & Principe in September based on long-term weather averages. There are 2 hours of sunshine per day on average with 18 days with some rainfall and typically 251 mm of rainfall in the month.

  • 27°C maximum daytime temperature in September in Santo Antonio27
    27°C max day temperature
  • 2 hours of sunshine per day
  • 18 days with some rainfall in September in Santo Antonio18
    18 days with some rainfall
  • 21°C minimum night-time temperature in September in Santo Antonio21
    21°C min night temperature
  • 12 hours of daylight per day in September in Santo Antonio12
    12 hours of daylight per day
  • Moderate heat & humidity in September in Santo AntonioM
    Moderate heat & humidity
  • 251 mm monthly rainfall in September in Santo Antonio251
    251 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Santo Antonio11
    11+ (Extreme) UV index
  • 26°C sea temperature in September in Santo Antonio26
    26°C sea temperature

Back to months

Santo Antonio weather in October

Expect daytime maximum temperatures of 27°C in Santo Antonio, Sao Tome & Principe in October based on long-term weather averages. There are 3 hours of sunshine per day on average with 20 days with some rainfall and typically 479 mm of rainfall in the month.

  • 27°C maximum daytime temperature in October in Santo Antonio27
    27°C max day temperature
  • 3 hours of sunshine per day
  • 20 days with some rainfall in October in Santo Antonio20
    20 days with some rainfall
  • 21°C minimum night-time temperature in October in Santo Antonio21
    21°C min night temperature
  • 12 hours of daylight per day in October in Santo Antonio12
    12 hours of daylight per day
  • Moderate heat & humidity in October in Santo AntonioM
    Moderate heat & humidity
  • 479 mm monthly rainfall in October in Santo Antonio479
    479 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Santo Antonio11
    11+ (Extreme) UV index
  • 27°C sea temperature in October in Santo Antonio27
    27°C sea temperature

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Santo Antonio weather in November

Expect daytime maximum temperatures of 28°C in Santo Antonio, Sao Tome & Principe in November based on long-term weather averages. There are 4 hours of sunshine per day on average with 17 days with some rainfall and typically 196 mm of rainfall in the month.

  • 28°C maximum daytime temperature in November in Santo Antonio28
    28°C max day temperature
  • 4 hours of sunshine per day
  • 17 days with some rainfall in November in Santo Antonio17
    17 days with some rainfall
  • 22°C minimum night-time temperature in November in Santo Antonio22
    22°C min night temperature
  • 12 hours of daylight per day in November in Santo Antonio12
    12 hours of daylight per day
  • Moderate heat & humidity in November in Santo AntonioM
    Moderate heat & humidity
  • 196 mm monthly rainfall in November in Santo Antonio196
    196 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in November in Santo Antonio11
    11+ (Extreme) UV index
  • 28°C sea temperature in November in Santo Antonio28
    28°C sea temperature

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Santo Antonio weather in December

Expect daytime maximum temperatures of 29°C in Santo Antonio, Sao Tome & Principe in December based on long-term weather averages. There are 4 hours of sunshine per day on average with 12 days with some rainfall and typically 129 mm of rainfall in the month.

  • 29°C maximum daytime temperature in December in Santo Antonio29
    29°C max day temperature
  • 4 hours of sunshine per day
  • 12 days with some rainfall in December in Santo Antonio12
    12 days with some rainfall
  • 22°C minimum night-time temperature in December in Santo Antonio22
    22°C min night temperature
  • 12 hours of daylight per day in December in Santo Antonio12
    12 hours of daylight per day
  • Moderate heat & humidity in December in Santo AntonioM
    Moderate heat & humidity
  • 129 mm monthly rainfall in December in Santo Antonio129
    129 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in December in Santo Antonio11
    11 (Extreme) UV index
  • 28°C sea temperature in December in Santo Antonio28
    28°C sea temperature

Back to months

More about Santo Antonio

Santo Antonio by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Sao Tome & Principe

The climate guide for Sao Tome & Principe (Santo Antonio) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Compare Santo Antonio weather with the UK

The weather chart below compares the average monthly maximum daytime temperature for Santo Antonio, Sao Tome and Principe and the UK (London).

Maximum daytime temperature (°C)

Santo Antonio, Sao Tome and Principe
UK (London)
29
7
29
7
30
10
29
13
29
17
28
20
27
22
27
22
27
19
27
15
28
10
29
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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