Weather in San Juan 🇵🇷

Monthly weather averages & travel planning

Avg Temp

28°C

Rain Days

11 days

Sun Hours

11 hrs

Humidity

78%

San Juan Weather Guide

Complete monthly climate data for San Juan, 🇵🇷 Puerto Rico

January

28°/22°C

11 rain days, 11h sun

February

29°/21°C

9 rain days, 11h sun

March

29°/22°C

9 rain days, 11h sun

April

30°/22°C

12 rain days, 12h sun

May

30°/23°C

17 rain days, 12h sun

June

31°/24°C

14 rain days, 12h sun

July

31°/25°C

17 rain days, 12h sun

August

31°/25°C

19 rain days, 12h sun

September

31°/25°C

21 rain days, 11h sun

October

30°/24°C

21 rain days, 11h sun

November

29°/23°C

19 rain days, 10h sun

December

28°/22°C

13 rain days, 11h sun

Year-Round Climate

All temperatures in °C

Month	High	Low	Rain Days	Sun	Details
January	28°C	22°C	11	11h	View
February	29°C	21°C	9	11h	View
March	29°C	22°C	9	11h	View
April	30°C	22°C	12	12h	View
May	30°C	23°C	17	12h	View
June	31°C	24°C	14	12h	View
July	31°C	25°C	17	12h	View
August	31°C	25°C	19	12h	View
September	31°C	25°C	21	11h	View
October	30°C	24°C	21	11h	View
November	29°C	23°C	19	10h	View
December	28°C	22°C	13	11h	View