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World Weather & Climate Information

CLIMATE: AVERAGE MONTHLY WEATHER IN San Juan, Puerto Rico

The best time to visit Juan is in the months January, February and March, these months are the most dry. Regarding average temperature there is not a big difference between summer and winter.

Because of it's high temperatures with a lot of precepation the humidity can be pretty high,but because of the nice sea breeze you won't experience it as too hot.

What's the best time to go to San Juan in Puerto Rico? Here are some annual weather facts we collected from our historical climate data:
  • On average, the temperatures are always high.
  • Most rainfall (rainy season) is seen in May, June, July, August, September, October, November and December.
  • On average, the warmest month is August.
  • On average, the coolest month is December.
  • May is the wettest month. This month should be avoided if you don't like too much rain.
  • February is the driest month.
Do these climate conditions match with when you want to go to San Juan in Puerto Rico? Get a great hotel deal here.

For more information, see the weather forecast and our average climate infomation (by month in graphs) below.

* Data from nearest weather station: San Juan, Puerto Rico (0.0 KM).
10 Day Weather Forecast 

Average minimum and maximum temperature over the year

The monthly mean minimum and maximum daily temperature. Show in Fahrenheit »
Average min and max temperatures in San Juan, Puerto Rico   Copyright © 2017 www.weather-and-climate.com
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Average monthly hours of sunshine over the year

This is the monthly total of sunhours
Average monthly sunhours in San Juan, Puerto Rico   Copyright © 2017 www.weather-and-climate.com
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Average water temperature over the year

The monthly mean water temperature. Show in Fahrenheit »
Average water temperatures in San Juan, Puerto Rico   Copyright © 2017 www.weather-and-climate.com
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Average monthly precipitation over the year (rainfall, snow)

This is the mean monthly precipitation, including rain, snow, hail etc. Show in Inches »
Average precipitation (rain/snow) in San Juan, Puerto Rico   Copyright © 2017 www.weather-and-climate.com
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Average monthly rainy days over the year

This is the number of days each month with rain, snow, hail etc.
Average rainy days (rain/snow) in San Juan, Puerto Rico   Copyright © 2017 www.weather-and-climate.com
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Average humidity over the year

This is the mean monthly relative humidity
Average relative humidity in San Juan, Puerto Rico   Copyright © 2017 www.weather-and-climate.com
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Average wind speed over the year

This is the mean monthly wind speed (meters per second)
Average wind speed in San Juan, Puerto Rico   Copyright © 2017 www.weather-and-climate.com
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Weather Forecast for San Juan

Show in Fahrenheit
SUN
Cloudy
29°C
25°C
MON
Partly cloudy
28°C
25°C
TUE
Partly cloudy
28°C
25°C

Today's forecast

10 Day Forecast 
Cloudy
29°C | 25°C