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

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

A Few Clouds

82°F

28°C

Humidity 79%
Wind Speed E 10 mph
Barometer 30.02 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 1 Jul 8:56 pm AST
Extended Forecast for

San Jose PR

  • Tonight

    Tonight: Scattered showers, mainly after 3am. Partly cloudy, with a low around 77. East southeast wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Thursday

    Thursday: Showers likely, mainly after 3pm. Increasing clouds, with a high near 87. East wind 10 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 87 °F

    Isolated
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Isolated showers before midnight, then isolated showers after 3am. Mostly clear, with a low around 76. East southeast wind 7 to 9 mph. Chance of precipitation is 10%.

    Low: 76 °F

    Isolated
    Showers

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 87. East wind 10 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 10%.

    High: 87 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. East southeast wind 5 to 9 mph.

    Low: 75 °F

    Mostly Clear

  • Independence Day

    Independence Day: Isolated showers. Widespread haze. Mostly sunny, with a high near 87. East wind 8 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 10%.

    High: 87 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Widespread haze. Partly cloudy, with a low around 76. East southeast wind 7 to 9 mph.

    Low: 76 °F

    Haze

  • Sunday

    Sunday: Widespread haze. Sunny, with a high near 88. East wind 8 to 16 mph, with gusts as high as 21 mph.

    High: 88 °F

    Haze

  • Sunday Night

    Sunday Night: Clear, with a low around 77. East wind 8 to 10 mph.

    Low: 77 °F

    Clear

Detailed Forecast

Tonight
Scattered showers, mainly after 3am. Partly cloudy, with a low around 77. East southeast wind 6 to 8 mph. Chance of precipitation is 30%.
Thursday
Showers likely, mainly after 3pm. Increasing clouds, with a high near 87. East wind 10 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Isolated showers before midnight, then isolated showers after 3am. Mostly clear, with a low around 76. East southeast wind 7 to 9 mph. Chance of precipitation is 10%.
Friday
Isolated showers. Mostly sunny, with a high near 87. East wind 10 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 10%.
Friday Night
Mostly clear, with a low around 75. East southeast wind 5 to 9 mph.
Independence Day
Isolated showers. Widespread haze. Mostly sunny, with a high near 87. East wind 8 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 10%.
Saturday Night
Widespread haze. Partly cloudy, with a low around 76. East southeast wind 7 to 9 mph.
Sunday
Widespread haze. Sunny, with a high near 88. East wind 8 to 16 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 77. East wind 8 to 10 mph.
Monday
Mostly sunny, with a high near 87.
Monday Night
Clear, with a low around 77.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 76. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 86.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Jose PR
 18.4°N 66.25°W (Elev. 269 ft)
Last Update:
8:36 pm AST Jul 1, 2026
Forecast Valid:
9pm AST Jul 1, 2026-6pm AST Jul 8, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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