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.

Partly Cloudy

82°F

28°C

Humidity 74%
Wind Speed E 13 mph
Barometer 30.02 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 14 May 6:56 pm AST
Extended Forecast for

San Juan PR

  • Tonight

    Tonight: Scattered showers, mainly after 9pm. Mostly cloudy, with a low around 76. East southeast wind 7 to 10 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers. Partly sunny, with a high near 90. East southeast wind 10 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    High: 90 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Scattered showers, mainly after midnight. Partly cloudy, with a low around 76. East wind around 8 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers. Mostly sunny, with a high near 91. Heat index values as high as 102. East wind 9 to 16 mph. Chance of precipitation is 30%.

    High: 91 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Scattered showers, mainly after midnight. Mostly cloudy, with a low around 77. East wind around 10 mph. Chance of precipitation is 50%.

    Low: 77 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, mainly after noon. Mostly sunny, with a high near 90. East wind 11 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    High: 90 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers. Partly cloudy, with a low around 76. East wind 7 to 10 mph. Chance of precipitation is 30%.

    Low: 76 °F

    Scattered
    Showers

  • Monday

    Monday: Showers likely, mainly after noon. Mostly cloudy, with a high near 89. East wind 11 to 14 mph. Chance of precipitation is 60%.

    High: 89 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 76. East southeast wind 8 to 10 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Scattered
    Showers

Detailed Forecast

Tonight
Scattered showers, mainly after 9pm. Mostly cloudy, with a low around 76. East southeast wind 7 to 10 mph. Chance of precipitation is 40%.
Friday
Scattered showers. Partly sunny, with a high near 90. East southeast wind 10 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Friday Night
Scattered showers, mainly after midnight. Partly cloudy, with a low around 76. East wind around 8 mph. Chance of precipitation is 40%.
Saturday
Scattered showers. Mostly sunny, with a high near 91. Heat index values as high as 102. East wind 9 to 16 mph. Chance of precipitation is 30%.
Saturday Night
Scattered showers, mainly after midnight. Mostly cloudy, with a low around 77. East wind around 10 mph. Chance of precipitation is 50%.
Sunday
Scattered showers, mainly after noon. Mostly sunny, with a high near 90. East wind 11 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Partly cloudy, with a low around 76. East wind 7 to 10 mph. Chance of precipitation is 30%.
Monday
Showers likely, mainly after noon. Mostly cloudy, with a high near 89. East wind 11 to 14 mph. Chance of precipitation is 60%.
Monday Night
Scattered showers. Mostly cloudy, with a low around 76. East southeast wind 8 to 10 mph. Chance of precipitation is 40%.
Tuesday
Scattered showers. Partly sunny, with a high near 89. Chance of precipitation is 50%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 76. Chance of precipitation is 40%.
Wednesday
Scattered showers. Partly sunny, with a high near 90. Chance of precipitation is 40%.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Mostly 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:
3:58 pm AST May 14, 2026
Forecast Valid:
7pm AST May 14, 2026-6pm AST May 21, 2026
 
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