National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

A Few Clouds

27°C

81°F

Humidity 82%
Wind Speed E 15 km/h
Barometer 1019.0 mb (30.10 in)
Dewpoint 24°C (75°F)
Visibility 16 km
Heat Index31°C (87°F)
Last update 12 Jul 9:56 pm AST
Extended Forecast for

San Juan PR

  • Tonight

    Tonight: Isolated showers. Widespread haze. Partly cloudy, with a low around 25. East wind 11 to 13 km/h. Chance of precipitation is 20%.

    Low: 25 °C

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers. Widespread haze. Mostly sunny, with a high near 32. East wind 14 to 23 km/h. Chance of precipitation is 20%.

    High: 32 °C

    Isolated
    Showers

  • Sunday Night

    Sunday Night: Scattered showers, mainly between 9pm and 3am. Partly cloudy, with a low around 24. East southeast wind 11 to 13 km/h. Chance of precipitation is 40%.

    Low: 24 °C

    Scattered
    Showers

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 32. East wind 11 to 16 km/h increasing to 21 to 26 km/h in the afternoon. Winds could gust as high as 34 km/h. Chance of precipitation is 50%.

    High: 32 °C

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers after midnight. Partly cloudy, with a low around 25. East wind 14 to 16 km/h. Chance of precipitation is 50%.

    Low: 25 °C

    Mostly Clear
    then
    Scattered
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before noon. Partly sunny, with a high near 32. East wind 14 to 19 km/h increasing to 21 to 26 km/h in the afternoon. Chance of precipitation is 60%.

    High: 32 °C

    Showers
    Likely then
    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Partly cloudy, with a low around 26. East wind 16 to 21 km/h. Chance of precipitation is 30%.

    Low: 26 °C

    Scattered
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after noon. Mostly cloudy, with a high near 32. East wind 18 to 26 km/h. Chance of precipitation is 70%.

    High: 32 °C

    Scattered
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Scattered showers. Mostly cloudy, with a low around 26. East southeast wind 14 to 16 km/h. Chance of precipitation is 40%.

    Low: 26 °C

    Scattered
    Showers

Detailed Forecast

Tonight
Isolated showers. Widespread haze. Partly cloudy, with a low around 25. East wind 11 to 13 km/h. Chance of precipitation is 20%.
Sunday
Isolated showers. Widespread haze. Mostly sunny, with a high near 32. East wind 14 to 23 km/h. Chance of precipitation is 20%.
Sunday Night
Scattered showers, mainly between 9pm and 3am. Partly cloudy, with a low around 24. East southeast wind 11 to 13 km/h. Chance of precipitation is 40%.
Monday
Scattered showers. Partly sunny, with a high near 32. East wind 11 to 16 km/h increasing to 21 to 26 km/h in the afternoon. Winds could gust as high as 34 km/h. Chance of precipitation is 50%.
Monday Night
Scattered showers after midnight. Partly cloudy, with a low around 25. East wind 14 to 16 km/h. Chance of precipitation is 50%.
Tuesday
Showers likely, mainly before noon. Partly sunny, with a high near 32. East wind 14 to 19 km/h increasing to 21 to 26 km/h in the afternoon. Chance of precipitation is 60%.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 26. East wind 16 to 21 km/h. Chance of precipitation is 30%.
Wednesday
Showers likely, mainly after noon. Mostly cloudy, with a high near 32. East wind 18 to 26 km/h. Chance of precipitation is 70%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 26. East southeast wind 14 to 16 km/h. Chance of precipitation is 40%.
Thursday
Scattered showers, mainly before noon. Mostly sunny, with a high near 32. Chance of precipitation is 30%.
Thursday Night
Clear, with a low around 26.
Friday
Mostly sunny, with a high near 32.
Friday Night
Clear, with a low around 25.
Saturday
Sunny, with a high near 32.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Juan PR
 18.41°N 66.07°W (Elev. 56 m)
Last Update:
8:02 pm AST Jul 12, 2025
Forecast Valid:
10pm AST Jul 12, 2025-6pm AST Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation