Cayo Guillermo climate guide: monthly weather averages

The Cayo Guillermo climate guide is perfect for planning your holiday. Monthly weather averages give the best indication of what the weather is usually like for every month of the year including figures for temperature, rainfall and sunshine.

Temperature in Cayo Guillermo
Rainfall in Cayo Guillermo
Sunshine in Cayo Guillermo
More climate in Cayo Guillermo

Temperature in Cayo Guillermo (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	27	28	29	31	31	32	33	33	32	31	29	28
Min temperature (night-time)	17	17	18	19	21	23	23	23	22	22	20	18
Sea temperature	25	25	25	26	27	28	29	29	29	28	27	26

Sunshine & Daylight in Cayo Guillermo

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	7	7	8	9	8	7	8	8	7	7	7	7
Daily hours of daylight	11	11	12	13	13	13	13	13	12	12	11	11

Rainfall in Cayo Guillermo

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	7	5	6	5	12	15	13	15	15	16	9	7
Average monthly rainfall (mm)	43	43	52	60	168	160	90	117	160	182	86	39

More climate for Cayo Guillermo

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV Index (Maximum)	7	8	10	11	11	11	11	11	11	9	7	6
Heat & Humidity	M	M	M	H	H	VH	VH	VH	VH	H	H	M

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

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

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More about Cayo Guillermo

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

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Cayo Guillermo climate by month

Check Cayo Guillermo climate for a particular month by selecting from the list below. Monthly climate guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.