Average monthly snow and rainfall in San Juan

The mean monthly precipitation over the year in San Juan (North Puerto Rico), including rain, snow, hail.

Average monthly rainfall, snow, precipitation in San Juan,

A lot of rain (rainy season) falls in the months: May, July, August, September, October and November.
On average, September is the wettest month with 159 mm of precipitation.
On average, February is the driest month with 47 mm of precipitation.
The average amount of annual precipitation is 1192 mm.

Weather Forecasts for San Juan

Thu Apr 25

31°C | 25°C

22 km/h

2 mm

partly cloudy and thunder

hourly forecast

Fri Apr 26

30°C | 25°C

22 km/h

0.9 mm

broken clouds and chance of rain

hourly forecast

Sat Apr 27

29°C | 25°C

18 km/h

8.8 mm

broken clouds and thunder

hourly forecast

5-Day Forecast 10-Day Forecast

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in San Juan.

Our site offers climate and forecast data for every country in the world. Are you going to Puerto Rico? On this website you can find historical weather averages for many cities in Puerto Rico. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.

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