Arroyo weather by month

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

Temperature in Arroyo (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
82°F maximum daytime temperature in January in Arroyo82
84°F maximum daytime temperature in February in Arroyo84
84°F maximum daytime temperature in March in Arroyo84
86°F maximum daytime temperature in April in Arroyo86
86°F maximum daytime temperature in May in Arroyo86
88°F maximum daytime temperature in June in Arroyo88
88°F maximum daytime temperature in July in Arroyo88
88°F maximum daytime temperature in August in Arroyo88
88°F maximum daytime temperature in September in Arroyo88
88°F maximum daytime temperature in October in Arroyo88
86°F maximum daytime temperature in November in Arroyo86
84°F maximum daytime temperature in December in Arroyo84
Min temperature (night-time)
72°F minimum night-time temperature in January in Arroyo72
70°F minimum night-time temperature in February in Arroyo70
72°F minimum night-time temperature in March in Arroyo72
72°F minimum night-time temperature in April in Arroyo72
73°F minimum night-time temperature in May in Arroyo73
75°F minimum night-time temperature in June in Arroyo75
75°F minimum night-time temperature in July in Arroyo75
75°F minimum night-time temperature in August in Arroyo75
75°F minimum night-time temperature in September in Arroyo75
75°F minimum night-time temperature in October in Arroyo75
73°F minimum night-time temperature in November in Arroyo73
72°F minimum night-time temperature in December in Arroyo72
Heat & Humidity
High heat & humidity in January in ArroyoH
High heat & humidity in February in ArroyoH
High heat & humidity in March in ArroyoH
High heat & humidity in April in ArroyoH
High heat & humidity in May in ArroyoH
Very high heat & humidity in June in ArroyoVH
Very high heat & humidity in July in ArroyoVH
Very high heat & humidity in August in ArroyoVH
Very high heat & humidity in September in ArroyoVH
Very high heat & humidity in October in ArroyoVH
High heat & humidity in November in ArroyoH
High heat & humidity in December in ArroyoH
Sea temperature
81°F sea temperature in January in Arroyo81
79°F sea temperature in February in Arroyo79
79°F sea temperature in March in Arroyo79
81°F sea temperature in April in Arroyo81
81°F sea temperature in May in Arroyo81
82°F sea temperature in June in Arroyo82
82°F sea temperature in July in Arroyo82
84°F sea temperature in August in Arroyo84
84°F sea temperature in September in Arroyo84
84°F sea temperature in October in Arroyo84
82°F sea temperature in November in Arroyo82
81°F sea temperature in December in Arroyo81

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

Sunshine & UV index in Arroyo

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
11 hours of daylight per day in January in Arroyo11
12 hours of daylight per day in February in Arroyo12
12 hours of daylight per day in March in Arroyo12
13 hours of daylight per day in April in Arroyo13
13 hours of daylight per day in May in Arroyo13
13 hours of daylight per day in June in Arroyo13
13 hours of daylight per day in July in Arroyo13
13 hours of daylight per day in August in Arroyo13
12 hours of daylight per day in September in Arroyo12
12 hours of daylight per day in October in Arroyo12
11 hours of daylight per day in November in Arroyo11
11 hours of daylight per day in December in Arroyo11
UV Index (Maximum)
UV (maximum) index 8 (Very High) in January in Arroyo8
UV (maximum) index 10 (Very High) in February in Arroyo10
UV (maximum) index 11+ (Extreme) in March in Arroyo11
UV (maximum) index 11+ (Extreme) in April in Arroyo11
UV (maximum) index 11+ (Extreme) in May in Arroyo11
UV (maximum) index 11+ (Extreme) in June in Arroyo11
UV (maximum) index 11+ (Extreme) in July in Arroyo11
UV (maximum) index 11+ (Extreme) in August in Arroyo11
UV (maximum) index 11+ (Extreme) in September in Arroyo11
UV (maximum) index 10 (Very High) in October in Arroyo10
UV (maximum) index 9 (Very High) in November in Arroyo9
UV (maximum) index 8 (Very High) in December in Arroyo8

Rainfall in Arroyo

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
20 days with some rainfall in January in Arroyo20
15 days with some rainfall in February in Arroyo15
15 days with some rainfall in March in Arroyo15
13 days with some rainfall in April in Arroyo13
15 days with some rainfall in May in Arroyo15
16 days with some rainfall in June in Arroyo16
18 days with some rainfall in July in Arroyo18
19 days with some rainfall in August in Arroyo19
17 days with some rainfall in September in Arroyo17
18 days with some rainfall in October in Arroyo18
19 days with some rainfall in November in Arroyo19
21 days with some rainfall in December in Arroyo21
Average monthly rainfall (inches)
1.3 inches monthly rainfall in January in Arroyo1.3
1.5 inches monthly rainfall in February in Arroyo1.5
1.0 inches monthly rainfall in March in Arroyo1.0
2.5 inches monthly rainfall in April in Arroyo2.5
5.3 inches monthly rainfall in May in Arroyo5.3
5.2 inches monthly rainfall in June in Arroyo5.2
4.2 inches monthly rainfall in July in Arroyo4.2
5.3 inches monthly rainfall in August in Arroyo5.3
7.1 inches monthly rainfall in September in Arroyo7.1
6.7 inches monthly rainfall in October in Arroyo6.7
5.0 inches monthly rainfall in November in Arroyo5.0
2.5 inches monthly rainfall in December in Arroyo2.5

More about Arroyo

Arroyo by month

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

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The climate guide for Puerto Rico (Arroyo) 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 Arroyo?

Arroyo has a hot tropical climate with a winter dry season.

Arroyo weather in January

Expect daytime maximum temperatures of 82°F in Arroyo, Puerto Rico in January and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 20 days with some rainfall.

  • 82°F maximum daytime temperature in January in Arroyo82
    82°F max day temperature
  • 8 hours of sunshine per day
  • 20 days with some rainfall in January in Arroyo20
    20 days with some rainfall
  • 72°F minimum night-time temperature in January in Arroyo72
    72°F min night temperature
  • 11 hours of daylight per day in January in Arroyo11
    11 hours of daylight per day
  • High heat & humidity in January in ArroyoH
    High heat & humidity
  • 1.3 inches monthly rainfall in January in Arroyo1.3
    1.3 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in January in Arroyo8
    8 (Very High) UV index
  • 81°F sea temperature in January in Arroyo81
    81°F sea temperature

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Arroyo weather in February

Expect daytime maximum temperatures of 84°F in Arroyo, Puerto Rico in February 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.

  • 84°F maximum daytime temperature in February in Arroyo84
    84°F max day temperature
  • 8 hours of sunshine per day
  • 15 days with some rainfall in February in Arroyo15
    15 days with some rainfall
  • 70°F minimum night-time temperature in February in Arroyo70
    70°F min night temperature
  • 12 hours of daylight per day in February in Arroyo12
    12 hours of daylight per day
  • High heat & humidity in February in ArroyoH
    High heat & humidity
  • 1.5 inches monthly rainfall in February in Arroyo1.5
    1.5 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in February in Arroyo10
    10 (Very High) UV index
  • 79°F sea temperature in February in Arroyo79
    79°F sea temperature

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Arroyo weather in March

Expect daytime maximum temperatures of 84°F in Arroyo, Puerto Rico in March and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with 15 days with some rainfall.

  • 84°F maximum daytime temperature in March in Arroyo84
    84°F max day temperature
  • 9 hours of sunshine per day
  • 15 days with some rainfall in March in Arroyo15
    15 days with some rainfall
  • 72°F minimum night-time temperature in March in Arroyo72
    72°F min night temperature
  • 12 hours of daylight per day in March in Arroyo12
    12 hours of daylight per day
  • High heat & humidity in March in ArroyoH
    High heat & humidity
  • 1.0 inches monthly rainfall in March in Arroyo1.0
    1.0 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in Arroyo11
    11+ (Extreme) UV index
  • 79°F sea temperature in March in Arroyo79
    79°F sea temperature

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Arroyo weather in April

Expect daytime maximum temperatures of 86°F in Arroyo, Puerto Rico in April and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with 13 days with some rainfall and typically 2.5 inches of rainfall in the month.

  • 86°F maximum daytime temperature in April in Arroyo86
    86°F max day temperature
  • 9 hours of sunshine per day
  • 13 days with some rainfall in April in Arroyo13
    13 days with some rainfall
  • 72°F minimum night-time temperature in April in Arroyo72
    72°F min night temperature
  • 13 hours of daylight per day in April in Arroyo13
    13 hours of daylight per day
  • High heat & humidity in April in ArroyoH
    High heat & humidity
  • 2.5 inches monthly rainfall in April in Arroyo2.5
    2.5 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in April in Arroyo11
    11+ (Extreme) UV index
  • 81°F sea temperature in April in Arroyo81
    81°F sea temperature

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Arroyo weather in May

Expect daytime maximum temperatures of 86°F in Arroyo, Puerto Rico 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 5.3 inches of rainfall in the month.

  • 86°F maximum daytime temperature in May in Arroyo86
    86°F max day temperature
  • 8 hours of sunshine per day
  • 15 days with some rainfall in May in Arroyo15
    15 days with some rainfall
  • 73°F minimum night-time temperature in May in Arroyo73
    73°F min night temperature
  • 13 hours of daylight per day in May in Arroyo13
    13 hours of daylight per day
  • High heat & humidity in May in ArroyoH
    High heat & humidity
  • 5.3 inches monthly rainfall in May in Arroyo5.3
    5.3 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Arroyo11
    11+ (Extreme) UV index
  • 81°F sea temperature in May in Arroyo81
    81°F sea temperature

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Arroyo weather in June

Expect daytime maximum temperatures of 88°F in Arroyo, Puerto Rico in June and very high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with 16 days with some rainfall and typically 5.2 inches of rainfall in the month.

  • 88°F maximum daytime temperature in June in Arroyo88
    88°F max day temperature
  • 9 hours of sunshine per day
  • 16 days with some rainfall in June in Arroyo16
    16 days with some rainfall
  • 75°F minimum night-time temperature in June in Arroyo75
    75°F min night temperature
  • 13 hours of daylight per day in June in Arroyo13
    13 hours of daylight per day
  • Very high heat & humidity in June in ArroyoVH
    Very High heat & humidity
  • 5.2 inches monthly rainfall in June in Arroyo5.2
    5.2 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in June in Arroyo11
    11+ (Extreme) UV index
  • 82°F sea temperature in June in Arroyo82
    82°F sea temperature

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Arroyo weather in July

Expect daytime maximum temperatures of 88°F in Arroyo, Puerto Rico in July and very high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with 18 days with some rainfall and typically 4.2 inches of rainfall in the month.

  • 88°F maximum daytime temperature in July in Arroyo88
    88°F max day temperature
  • 9 hours of sunshine per day
  • 18 days with some rainfall in July in Arroyo18
    18 days with some rainfall
  • 75°F minimum night-time temperature in July in Arroyo75
    75°F min night temperature
  • 13 hours of daylight per day in July in Arroyo13
    13 hours of daylight per day
  • Very high heat & humidity in July in ArroyoVH
    Very High heat & humidity
  • 4.2 inches monthly rainfall in July in Arroyo4.2
    4.2 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in Arroyo11
    11+ (Extreme) UV index
  • 82°F sea temperature in July in Arroyo82
    82°F sea temperature

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Arroyo weather in August

Expect daytime maximum temperatures of 88°F in Arroyo, Puerto Rico in August and very high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with 19 days with some rainfall and typically 5.3 inches of rainfall in the month.

  • 88°F maximum daytime temperature in August in Arroyo88
    88°F max day temperature
  • 9 hours of sunshine per day
  • 19 days with some rainfall in August in Arroyo19
    19 days with some rainfall
  • 75°F minimum night-time temperature in August in Arroyo75
    75°F min night temperature
  • 13 hours of daylight per day in August in Arroyo13
    13 hours of daylight per day
  • Very high heat & humidity in August in ArroyoVH
    Very High heat & humidity
  • 5.3 inches monthly rainfall in August in Arroyo5.3
    5.3 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Arroyo11
    11+ (Extreme) UV index
  • 84°F sea temperature in August in Arroyo84
    84°F sea temperature

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Arroyo weather in September

Expect daytime maximum temperatures of 88°F in Arroyo, Puerto Rico in September and very high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 17 days with some rainfall and typically 7.1 inches of rainfall in the month.

  • 88°F maximum daytime temperature in September in Arroyo88
    88°F max day temperature
  • 8 hours of sunshine per day
  • 17 days with some rainfall in September in Arroyo17
    17 days with some rainfall
  • 75°F minimum night-time temperature in September in Arroyo75
    75°F min night temperature
  • 12 hours of daylight per day in September in Arroyo12
    12 hours of daylight per day
  • Very high heat & humidity in September in ArroyoVH
    Very High heat & humidity
  • 7.1 inches monthly rainfall in September in Arroyo7.1
    7.1 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Arroyo11
    11+ (Extreme) UV index
  • 84°F sea temperature in September in Arroyo84
    84°F sea temperature

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Arroyo weather in October

Expect daytime maximum temperatures of 88°F in Arroyo, Puerto Rico in October and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 18 days with some rainfall and typically 6.7 inches of rainfall in the month.

  • 88°F maximum daytime temperature in October in Arroyo88
    88°F max day temperature
  • 7 hours of sunshine per day
  • 18 days with some rainfall in October in Arroyo18
    18 days with some rainfall
  • 75°F minimum night-time temperature in October in Arroyo75
    75°F min night temperature
  • 12 hours of daylight per day in October in Arroyo12
    12 hours of daylight per day
  • Very high heat & humidity in October in ArroyoVH
    Very High heat & humidity
  • 6.7 inches monthly rainfall in October in Arroyo6.7
    6.7 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in October in Arroyo10
    10 (Very High) UV index
  • 84°F sea temperature in October in Arroyo84
    84°F sea temperature

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Arroyo weather in November

Expect daytime maximum temperatures of 86°F in Arroyo, Puerto Rico in November and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 19 days with some rainfall and typically 5.0 inches of rainfall in the month.

  • 86°F maximum daytime temperature in November in Arroyo86
    86°F max day temperature
  • 7 hours of sunshine per day
  • 19 days with some rainfall in November in Arroyo19
    19 days with some rainfall
  • 73°F minimum night-time temperature in November in Arroyo73
    73°F min night temperature
  • 11 hours of daylight per day in November in Arroyo11
    11 hours of daylight per day
  • High heat & humidity in November in ArroyoH
    High heat & humidity
  • 5.0 inches monthly rainfall in November in Arroyo5.0
    5.0 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in November in Arroyo9
    9 (Very High) UV index
  • 82°F sea temperature in November in Arroyo82
    82°F sea temperature

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Arroyo weather in December

Expect daytime maximum temperatures of 84°F in Arroyo, Puerto Rico in December and high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 21 days with some rainfall and typically 2.5 inches of rainfall in the month.

  • 84°F maximum daytime temperature in December in Arroyo84
    84°F max day temperature
  • 7 hours of sunshine per day
  • 21 days with some rainfall in December in Arroyo21
    21 days with some rainfall
  • 72°F minimum night-time temperature in December in Arroyo72
    72°F min night temperature
  • 11 hours of daylight per day in December in Arroyo11
    11 hours of daylight per day
  • High heat & humidity in December in ArroyoH
    High heat & humidity
  • 2.5 inches monthly rainfall in December in Arroyo2.5
    2.5 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in December in Arroyo8
    8 (Very High) UV index
  • 81°F sea temperature in December in Arroyo81
    81°F sea temperature

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More about Arroyo

Arroyo by month

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

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  • Filter deals by departure port, party size & duration
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The climate guide for Puerto Rico (Arroyo) 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 Arroyo weather with the UK

The weather chart below compares the average monthly maximum daytime temperature for Arroyo, Puerto Rico and the UK (London).

Maximum daytime temperature (°F)

Arroyo, Puerto Rico
UK (London)
82
45
84
45
84
50
86
55
86
63
88
68
88
72
88
72
88
66
88
59
86
50
84
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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