Silhouette weather by month

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

Temperature in Silhouette (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
29°C maximum daytime temperature in January in Silhouette29
29°C maximum daytime temperature in February in Silhouette29
30°C maximum daytime temperature in March in Silhouette30
30°C maximum daytime temperature in April in Silhouette30
29°C maximum daytime temperature in May in Silhouette29
28°C maximum daytime temperature in June in Silhouette28
27°C maximum daytime temperature in July in Silhouette27
27°C maximum daytime temperature in August in Silhouette27
28°C maximum daytime temperature in September in Silhouette28
29°C maximum daytime temperature in October in Silhouette29
29°C maximum daytime temperature in November in Silhouette29
29°C maximum daytime temperature in December in Silhouette29
Min temperature (night-time)
23°C minimum night-time temperature in January in Silhouette23
24°C minimum night-time temperature in February in Silhouette24
24°C minimum night-time temperature in March in Silhouette24
24°C minimum night-time temperature in April in Silhouette24
25°C minimum night-time temperature in May in Silhouette25
24°C minimum night-time temperature in June in Silhouette24
23°C minimum night-time temperature in July in Silhouette23
23°C minimum night-time temperature in August in Silhouette23
24°C minimum night-time temperature in September in Silhouette24
23°C minimum night-time temperature in October in Silhouette23
23°C minimum night-time temperature in November in Silhouette23
23°C minimum night-time temperature in December in Silhouette23
Heat & Humidity
Moderate heat & humidity in January in SilhouetteM
High heat & humidity in February in SilhouetteH
High heat & humidity in March in SilhouetteH
High heat & humidity in April in SilhouetteH
High heat & humidity in May in SilhouetteH
Moderate heat & humidity in June in SilhouetteM
Moderate heat & humidity in July in SilhouetteM
Moderate heat & humidity in August in SilhouetteM
Moderate heat & humidity in September in SilhouetteM
Moderate heat & humidity in October in SilhouetteM
Moderate heat & humidity in November in SilhouetteM
Moderate heat & humidity in December in SilhouetteM
Sea temperature
28°C sea temperature in January in Silhouette28
29°C sea temperature in February in Silhouette29
29°C sea temperature in March in Silhouette29
30°C sea temperature in April in Silhouette30
29°C sea temperature in May in Silhouette29
27°C sea temperature in June in Silhouette27
26°C sea temperature in July in Silhouette26
26°C sea temperature in August in Silhouette26
27°C sea temperature in September in Silhouette27
28°C sea temperature in October in Silhouette28
28°C sea temperature in November in Silhouette28
28°C sea temperature in December in Silhouette28

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

Sunshine & UV index in Silhouette

  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 Silhouette12
12 hours of daylight per day in February in Silhouette12
12 hours of daylight per day in March in Silhouette12
12 hours of daylight per day in April in Silhouette12
12 hours of daylight per day in May in Silhouette12
12 hours of daylight per day in June in Silhouette12
12 hours of daylight per day in July in Silhouette12
12 hours of daylight per day in August in Silhouette12
12 hours of daylight per day in September in Silhouette12
12 hours of daylight per day in October in Silhouette12
12 hours of daylight per day in November in Silhouette12
12 hours of daylight per day in December in Silhouette12
UV Index (Maximum)
UV (maximum) index 11+ (Extreme) in January in Silhouette11
UV (maximum) index 11+ (Extreme) in February in Silhouette11
UV (maximum) index 11+ (Extreme) in March in Silhouette11
UV (maximum) index 11+ (Extreme) in April in Silhouette11
UV (maximum) index 11 (Extreme) in May in Silhouette11
UV (maximum) index 10 (Very High) in June in Silhouette10
UV (maximum) index 10 (Very High) in July in Silhouette10
UV (maximum) index 11+ (Extreme) in August in Silhouette11
UV (maximum) index 11+ (Extreme) in September in Silhouette11
UV (maximum) index 11+ (Extreme) in October in Silhouette11
UV (maximum) index 11+ (Extreme) in November in Silhouette11
UV (maximum) index 11+ (Extreme) in December in Silhouette11

Rainfall in Silhouette

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
18 days with some rainfall in January in Silhouette18
13 days with some rainfall in February in Silhouette13
14 days with some rainfall in March in Silhouette14
16 days with some rainfall in April in Silhouette16
15 days with some rainfall in May in Silhouette15
16 days with some rainfall in June in Silhouette16
15 days with some rainfall in July in Silhouette15
16 days with some rainfall in August in Silhouette16
14 days with some rainfall in September in Silhouette14
14 days with some rainfall in October in Silhouette14
16 days with some rainfall in November in Silhouette16
20 days with some rainfall in December in Silhouette20
Average monthly rainfall (mm)
381 mm monthly rainfall in January in Silhouette381
279 mm monthly rainfall in February in Silhouette279
189 mm monthly rainfall in March in Silhouette189
178 mm monthly rainfall in April in Silhouette178
133 mm monthly rainfall in May in Silhouette133
66 mm monthly rainfall in June in Silhouette66
81 mm monthly rainfall in July in Silhouette81
117 mm monthly rainfall in August in Silhouette117
134 mm monthly rainfall in September in Silhouette134
206 mm monthly rainfall in October in Silhouette206
223 mm monthly rainfall in November in Silhouette223
271 mm monthly rainfall in December in Silhouette271

More about the Silhouette

Silhouette by month

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

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The climate guide for Seychelles (Silhouette) 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 Silhouette?

Silhouette has a hot tropical climate with no dry season.

Silhouette weather in January

Expect daytime maximum temperatures of 29°C in Silhouette, Seychelles in January based on long-term weather averages. There are 5 hours of sunshine per day on average with 18 days with some rainfall and typically 381 mm of rainfall in the month.

  • 29°C maximum daytime temperature in January in Silhouette29
    29°C max day temperature
  • 5 hours of sunshine per day
  • 18 days with some rainfall in January in Silhouette18
    18 days with some rainfall
  • 23°C minimum night-time temperature in January in Silhouette23
    23°C min night temperature
  • 12 hours of daylight per day in January in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in January in SilhouetteM
    Moderate heat & humidity
  • 381 mm monthly rainfall in January in Silhouette381
    381 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Silhouette11
    11+ (Extreme) UV index
  • 28°C sea temperature in January in Silhouette28
    28°C sea temperature

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Silhouette weather in February

Expect daytime maximum temperatures of 29°C in Silhouette, Seychelles in February and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 279 mm of rainfall in the month.

  • 29°C maximum daytime temperature in February in Silhouette29
    29°C max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in February in Silhouette13
    13 days with some rainfall
  • 24°C minimum night-time temperature in February in Silhouette24
    24°C min night temperature
  • 12 hours of daylight per day in February in Silhouette12
    12 hours of daylight per day
  • High heat & humidity in February in SilhouetteH
    High heat & humidity
  • 279 mm monthly rainfall in February in Silhouette279
    279 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in February in Silhouette11
    11+ (Extreme) UV index
  • 29°C sea temperature in February in Silhouette29
    29°C sea temperature

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Silhouette weather in March

Expect daytime maximum temperatures of 30°C in Silhouette, Seychelles in March and high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 14 days with some rainfall and typically 189 mm of rainfall in the month.

  • 30°C maximum daytime temperature in March in Silhouette30
    30°C max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in March in Silhouette14
    14 days with some rainfall
  • 24°C minimum night-time temperature in March in Silhouette24
    24°C min night temperature
  • 12 hours of daylight per day in March in Silhouette12
    12 hours of daylight per day
  • High heat & humidity in March in SilhouetteH
    High heat & humidity
  • 189 mm monthly rainfall in March in Silhouette189
    189 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in Silhouette11
    11+ (Extreme) UV index
  • 29°C sea temperature in March in Silhouette29
    29°C sea temperature

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Silhouette weather in April

Expect daytime maximum temperatures of 30°C in Silhouette, Seychelles in April and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 16 days with some rainfall and typically 178 mm of rainfall in the month.

  • 30°C maximum daytime temperature in April in Silhouette30
    30°C max day temperature
  • 8 hours of sunshine per day
  • 16 days with some rainfall in April in Silhouette16
    16 days with some rainfall
  • 24°C minimum night-time temperature in April in Silhouette24
    24°C min night temperature
  • 12 hours of daylight per day in April in Silhouette12
    12 hours of daylight per day
  • High heat & humidity in April in SilhouetteH
    High heat & humidity
  • 178 mm monthly rainfall in April in Silhouette178
    178 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in April in Silhouette11
    11+ (Extreme) UV index
  • 30°C sea temperature in April in Silhouette30
    30°C sea temperature

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Silhouette weather in May

Expect daytime maximum temperatures of 29°C in Silhouette, Seychelles in May and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 15 days with some rainfall and typically 133 mm of rainfall in the month.

  • 29°C maximum daytime temperature in May in Silhouette29
    29°C max day temperature
  • 8 hours of sunshine per day
  • 15 days with some rainfall in May in Silhouette15
    15 days with some rainfall
  • 25°C minimum night-time temperature in May in Silhouette25
    25°C min night temperature
  • 12 hours of daylight per day in May in Silhouette12
    12 hours of daylight per day
  • High heat & humidity in May in SilhouetteH
    High heat & humidity
  • 133 mm monthly rainfall in May in Silhouette133
    133 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in May in Silhouette11
    11 (Extreme) UV index
  • 29°C sea temperature in May in Silhouette29
    29°C sea temperature

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Silhouette weather in June

Expect daytime maximum temperatures of 28°C in Silhouette, Seychelles in June based on long-term weather averages. There are 8 hours of sunshine per day on average with 16 days with some rainfall and typically 66 mm of rainfall in the month.

  • 28°C maximum daytime temperature in June in Silhouette28
    28°C max day temperature
  • 8 hours of sunshine per day
  • 16 days with some rainfall in June in Silhouette16
    16 days with some rainfall
  • 24°C minimum night-time temperature in June in Silhouette24
    24°C min night temperature
  • 12 hours of daylight per day in June in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in June in SilhouetteM
    Moderate heat & humidity
  • 66 mm monthly rainfall in June in Silhouette66
    66 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in June in Silhouette10
    10 (Very High) UV index
  • 27°C sea temperature in June in Silhouette27
    27°C sea temperature

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Silhouette weather in July

Expect daytime maximum temperatures of 27°C in Silhouette, Seychelles in July based on long-term weather averages. There are 7 hours of sunshine per day on average with 15 days with some rainfall and typically 81 mm of rainfall in the month.

  • 27°C maximum daytime temperature in July in Silhouette27
    27°C max day temperature
  • 7 hours of sunshine per day
  • 15 days with some rainfall in July in Silhouette15
    15 days with some rainfall
  • 23°C minimum night-time temperature in July in Silhouette23
    23°C min night temperature
  • 12 hours of daylight per day in July in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in July in SilhouetteM
    Moderate heat & humidity
  • 81 mm monthly rainfall in July in Silhouette81
    81 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in July in Silhouette10
    10 (Very High) UV index
  • 26°C sea temperature in July in Silhouette26
    26°C sea temperature

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Silhouette weather in August

Expect daytime maximum temperatures of 27°C in Silhouette, Seychelles in August based on long-term weather averages. There are 8 hours of sunshine per day on average with 16 days with some rainfall and typically 117 mm of rainfall in the month.

  • 27°C maximum daytime temperature in August in Silhouette27
    27°C max day temperature
  • 8 hours of sunshine per day
  • 16 days with some rainfall in August in Silhouette16
    16 days with some rainfall
  • 23°C minimum night-time temperature in August in Silhouette23
    23°C min night temperature
  • 12 hours of daylight per day in August in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in August in SilhouetteM
    Moderate heat & humidity
  • 117 mm monthly rainfall in August in Silhouette117
    117 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Silhouette11
    11+ (Extreme) UV index
  • 26°C sea temperature in August in Silhouette26
    26°C sea temperature

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Silhouette weather in September

Expect daytime maximum temperatures of 28°C in Silhouette, Seychelles in September based on long-term weather averages. There are 8 hours of sunshine per day on average with 14 days with some rainfall and typically 134 mm of rainfall in the month.

  • 28°C maximum daytime temperature in September in Silhouette28
    28°C max day temperature
  • 8 hours of sunshine per day
  • 14 days with some rainfall in September in Silhouette14
    14 days with some rainfall
  • 24°C minimum night-time temperature in September in Silhouette24
    24°C min night temperature
  • 12 hours of daylight per day in September in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in September in SilhouetteM
    Moderate heat & humidity
  • 134 mm monthly rainfall in September in Silhouette134
    134 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Silhouette11
    11+ (Extreme) UV index
  • 27°C sea temperature in September in Silhouette27
    27°C sea temperature

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Silhouette weather in October

Expect daytime maximum temperatures of 29°C in Silhouette, Seychelles in October based on long-term weather averages. There are 7 hours of sunshine per day on average with 14 days with some rainfall and typically 206 mm of rainfall in the month.

  • 29°C maximum daytime temperature in October in Silhouette29
    29°C max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in October in Silhouette14
    14 days with some rainfall
  • 23°C minimum night-time temperature in October in Silhouette23
    23°C min night temperature
  • 12 hours of daylight per day in October in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in October in SilhouetteM
    Moderate heat & humidity
  • 206 mm monthly rainfall in October in Silhouette206
    206 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Silhouette11
    11+ (Extreme) UV index
  • 28°C sea temperature in October in Silhouette28
    28°C sea temperature

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Silhouette weather in November

Expect daytime maximum temperatures of 29°C in Silhouette, Seychelles in November based on long-term weather averages. There are 7 hours of sunshine per day on average with 16 days with some rainfall and typically 223 mm of rainfall in the month.

  • 29°C maximum daytime temperature in November in Silhouette29
    29°C max day temperature
  • 7 hours of sunshine per day
  • 16 days with some rainfall in November in Silhouette16
    16 days with some rainfall
  • 23°C minimum night-time temperature in November in Silhouette23
    23°C min night temperature
  • 12 hours of daylight per day in November in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in November in SilhouetteM
    Moderate heat & humidity
  • 223 mm monthly rainfall in November in Silhouette223
    223 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in November in Silhouette11
    11+ (Extreme) UV index
  • 28°C sea temperature in November in Silhouette28
    28°C sea temperature

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Silhouette weather in December

Expect daytime maximum temperatures of 29°C in Silhouette, Seychelles in December based on long-term weather averages. There are 6 hours of sunshine per day on average with 20 days with some rainfall and typically 271 mm of rainfall in the month.

  • 29°C maximum daytime temperature in December in Silhouette29
    29°C max day temperature
  • 6 hours of sunshine per day
  • 20 days with some rainfall in December in Silhouette20
    20 days with some rainfall
  • 23°C minimum night-time temperature in December in Silhouette23
    23°C min night temperature
  • 12 hours of daylight per day in December in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in December in SilhouetteM
    Moderate heat & humidity
  • 271 mm monthly rainfall in December in Silhouette271
    271 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Silhouette11
    11+ (Extreme) UV index
  • 28°C sea temperature in December in Silhouette28
    28°C sea temperature

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More about the Silhouette

Silhouette by month

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

Recommended for the Seychelles

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  • Free child places & £0 deposits with direct debit available
  • Book summer & winter sun holidays in 2026/2027
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The climate guide for Seychelles (Silhouette) 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 Silhouette weather with the UK

The weather chart below compares the average monthly maximum daytime temperature for Silhouette, Seychelles and the UK (London).

Maximum daytime temperature (°C)

Silhouette, Seychelles
UK (London)
29
7
29
7
30
10
30
13
29
17
28
20
27
22
27
22
28
19
29
15
29
10
29
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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

Compare more weather >>

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