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

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

81°F

27°C

Humidity 79%
Wind Speed SE 5 mph
Barometer 30.07 in
Dewpoint 73°F (23°C)
Visibility 9.00 mi
Heat Index86°F (30°C)
Last update 11 Jul 5:56 am AST
Extended Forecast for

San Juan PR

  • Today

    Today: Isolated showers before noon. Widespread haze. Sunny, with a high near 88. East northeast wind 13 to 23 mph, with gusts as high as 29 mph. Chance of precipitation is 10%.

    High: 88 °F

    Isolated
    Showers then
    Haze

  • Tonight

    Tonight: Isolated showers after midnight. Widespread haze before midnight, then widespread haze after 3am. Mostly clear, with a low around 79. East wind 11 to 14 mph. Chance of precipitation is 10%.

    Low: 79 °F

    Haze then
    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers after noon. Widespread haze. Sunny, with a high near 88. East northeast wind 14 to 17 mph. Chance of precipitation is 20%.

    High: 88 °F

    Haze then
    Isolated
    Showers

  • Sunday Night

    Sunday Night: Isolated showers. Widespread haze. Mostly clear, with a low around 79. East wind 9 to 11 mph. Chance of precipitation is 20%.

    Low: 79 °F

    Isolated
    Showers

  • Monday

    Monday: Isolated showers. Widespread haze. Sunny, with a high near 89. East wind 11 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 89 °F

    Isolated
    Showers

  • Monday Night

    Monday Night: Isolated showers before midnight. Widespread haze. Mostly clear, with a low around 79. East wind 8 to 10 mph. Chance of precipitation is 10%.

    Low: 79 °F

    Isolated
    Showers then
    Haze

  • Tuesday

    Tuesday: Sunny, with a high near 90. East wind 10 to 18 mph, with gusts as high as 23 mph.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 79. East wind 7 to 11 mph.

    Low: 79 °F

    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89. East northeast wind 8 to 17 mph, with gusts as high as 22 mph.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
Isolated showers before noon. Widespread haze. Sunny, with a high near 88. East northeast wind 13 to 23 mph, with gusts as high as 29 mph. Chance of precipitation is 10%.
Tonight
Isolated showers after midnight. Widespread haze before midnight, then widespread haze after 3am. Mostly clear, with a low around 79. East wind 11 to 14 mph. Chance of precipitation is 10%.
Sunday
Isolated showers after noon. Widespread haze. Sunny, with a high near 88. East northeast wind 14 to 17 mph. Chance of precipitation is 20%.
Sunday Night
Isolated showers. Widespread haze. Mostly clear, with a low around 79. East wind 9 to 11 mph. Chance of precipitation is 20%.
Monday
Isolated showers. Widespread haze. Sunny, with a high near 89. East wind 11 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Monday Night
Isolated showers before midnight. Widespread haze. Mostly clear, with a low around 79. East wind 8 to 10 mph. Chance of precipitation is 10%.
Tuesday
Sunny, with a high near 90. East wind 10 to 18 mph, with gusts as high as 23 mph.
Tuesday Night
Clear, with a low around 79. East wind 7 to 11 mph.
Wednesday
Mostly sunny, with a high near 89. East northeast wind 8 to 17 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 78.
Thursday
Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Thursday Night
Scattered showers. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
Friday
Sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Juan PR
 18.41°N 66.08°W (Elev. 16 ft)
Last Update:
4:05 am AST Jul 11, 2026
Forecast Valid:
6am AST Jul 11, 2026-6pm AST Jul 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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