Puerto Rico climate guide: monthly weather averages

The Puerto Rico climate guides are 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. The climate guide shown below is for San Juan.

Temperature in Puerto Rico
Rainfall in Puerto Rico
Sunshine in Puerto Rico
More climate in Puerto Rico

Temperature in Puerto Rico (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	27	27	28	29	29	30	30	30	30	30	29	28
Min temperature (night-time)	20	20	21	21	22	23	23	24	23	23	22	21
Sea temperature	26	26	26	26	27	28	28	28	29	29	28	27

Sunshine & Daylight in Puerto Rico

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

Rainfall in Puerto Rico

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	20	15	15	14	16	17	19	20	18	18	19	21
Average monthly rainfall (mm)	116	82	79	121	182	151	180	195	188	171	178	151

More climate for Puerto Rico

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

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Puerto Rico climate by month

Check Puerto Rico 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.