Cayo Guillermo weather by month

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

Temperature in Cayo Guillermo (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
81°F maximum daytime temperature in January in Cayo Guillermo81
82°F maximum daytime temperature in February in Cayo Guillermo82
84°F maximum daytime temperature in March in Cayo Guillermo84
88°F maximum daytime temperature in April in Cayo Guillermo88
88°F maximum daytime temperature in May in Cayo Guillermo88
90°F maximum daytime temperature in June in Cayo Guillermo90
91°F maximum daytime temperature in July in Cayo Guillermo91
91°F maximum daytime temperature in August in Cayo Guillermo91
90°F maximum daytime temperature in September in Cayo Guillermo90
88°F maximum daytime temperature in October in Cayo Guillermo88
84°F maximum daytime temperature in November in Cayo Guillermo84
82°F maximum daytime temperature in December in Cayo Guillermo82
Min temperature (night-time)
63°F minimum night-time temperature in January in Cayo Guillermo63
63°F minimum night-time temperature in February in Cayo Guillermo63
64°F minimum night-time temperature in March in Cayo Guillermo64
66°F minimum night-time temperature in April in Cayo Guillermo66
70°F minimum night-time temperature in May in Cayo Guillermo70
73°F minimum night-time temperature in June in Cayo Guillermo73
73°F minimum night-time temperature in July in Cayo Guillermo73
73°F minimum night-time temperature in August in Cayo Guillermo73
72°F minimum night-time temperature in September in Cayo Guillermo72
72°F minimum night-time temperature in October in Cayo Guillermo72
68°F minimum night-time temperature in November in Cayo Guillermo68
64°F minimum night-time temperature in December in Cayo Guillermo64
Heat & Humidity
Moderate heat & humidity in January in Cayo GuillermoM
Moderate heat & humidity in February in Cayo GuillermoM
Moderate heat & humidity in March in Cayo GuillermoM
High heat & humidity in April in Cayo GuillermoH
High heat & humidity in May in Cayo GuillermoH
Very high heat & humidity in June in Cayo GuillermoVH
Very high heat & humidity in July in Cayo GuillermoVH
Very high heat & humidity in August in Cayo GuillermoVH
Very high heat & humidity in September in Cayo GuillermoVH
High heat & humidity in October in Cayo GuillermoH
High heat & humidity in November in Cayo GuillermoH
Moderate heat & humidity in December in Cayo GuillermoM
Sea temperature
77°F sea temperature in January in Cayo Guillermo77
77°F sea temperature in February in Cayo Guillermo77
77°F sea temperature in March in Cayo Guillermo77
79°F sea temperature in April in Cayo Guillermo79
81°F sea temperature in May in Cayo Guillermo81
82°F sea temperature in June in Cayo Guillermo82
84°F sea temperature in July in Cayo Guillermo84
84°F sea temperature in August in Cayo Guillermo84
84°F sea temperature in September in Cayo Guillermo84
82°F sea temperature in October in Cayo Guillermo82
81°F sea temperature in November in Cayo Guillermo81
79°F sea temperature in December in Cayo Guillermo79

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

Sunshine & Daylight in Cayo Guillermo

  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 Cayo Guillermo11
11 hours of daylight per day in February in Cayo Guillermo11
12 hours of daylight per day in March in Cayo Guillermo12
13 hours of daylight per day in April in Cayo Guillermo13
13 hours of daylight per day in May in Cayo Guillermo13
13 hours of daylight per day in June in Cayo Guillermo13
13 hours of daylight per day in July in Cayo Guillermo13
13 hours of daylight per day in August in Cayo Guillermo13
12 hours of daylight per day in September in Cayo Guillermo12
12 hours of daylight per day in October in Cayo Guillermo12
11 hours of daylight per day in November in Cayo Guillermo11
11 hours of daylight per day in December in Cayo Guillermo11
UV Index (Maximum)
UV (maximum) index 7 (High) in January in Cayo Guillermo7
UV (maximum) index 8 (Very High) in February in Cayo Guillermo8
UV (maximum) index 10 (Very High) in March in Cayo Guillermo10
UV (maximum) index 11+ (Extreme) in April in Cayo Guillermo11
UV (maximum) index 11+ (Extreme) in May in Cayo Guillermo11
UV (maximum) index 11+ (Extreme) in June in Cayo Guillermo11
UV (maximum) index 11+ (Extreme) in July in Cayo Guillermo11
UV (maximum) index 11+ (Extreme) in August in Cayo Guillermo11
UV (maximum) index 11 (Extreme) in September in Cayo Guillermo11
UV (maximum) index 9 (Very High) in October in Cayo Guillermo9
UV (maximum) index 7 (High) in November in Cayo Guillermo7
UV (maximum) index 6 (High) in December in Cayo Guillermo6

Rainfall in Cayo Guillermo

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
7 days with some rainfall in January in Cayo Guillermo7
5 days with some rainfall in February in Cayo Guillermo5
6 days with some rainfall in March in Cayo Guillermo6
5 days with some rainfall in April in Cayo Guillermo5
12 days with some rainfall in May in Cayo Guillermo12
15 days with some rainfall in June in Cayo Guillermo15
13 days with some rainfall in July in Cayo Guillermo13
15 days with some rainfall in August in Cayo Guillermo15
15 days with some rainfall in September in Cayo Guillermo15
16 days with some rainfall in October in Cayo Guillermo16
9 days with some rainfall in November in Cayo Guillermo9
7 days with some rainfall in December in Cayo Guillermo7
Average monthly rainfall (inches)
1.7 inches monthly rainfall in January in Cayo Guillermo1.7
1.7 inches monthly rainfall in February in Cayo Guillermo1.7
2.0 inches monthly rainfall in March in Cayo Guillermo2.0
2.4 inches monthly rainfall in April in Cayo Guillermo2.4
6.6 inches monthly rainfall in May in Cayo Guillermo6.6
6.3 inches monthly rainfall in June in Cayo Guillermo6.3
3.5 inches monthly rainfall in July in Cayo Guillermo3.5
4.6 inches monthly rainfall in August in Cayo Guillermo4.6
6.3 inches monthly rainfall in September in Cayo Guillermo6.3
7.2 inches monthly rainfall in October in Cayo Guillermo7.2
3.4 inches monthly rainfall in November in Cayo Guillermo3.4
1.5 inches monthly rainfall in December in Cayo Guillermo1.5

More about Cayo Guillermo

Cayo Guillermo by month

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

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The climate guide for Cuba (Cayo Guillermo) 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 Cayo Guillermo?

Cayo Guillermo has a hot tropical climate with a winter dry season.

Metric (°C)  |  Imperial (°F)

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Tropical storm risk: Cayo Guillermo hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
1.5%
2%
1.9%
<1%
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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More about Cuba

Compare Cayo Guillermo with the USA

Below the Cayo Guillermo chart shows average maximum daytime temperature for Cayo Guillermo, Cuba and the USA (Washington).

Maximum daytime temperature (°F)

Cayo Guillermo, Cuba
USA (Washington)
81
41
82
45
84
55
88
66
88
75
90
84
91
88
91
86
90
79
88
68
84
57
82
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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