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

79°F

26°C

Humidity 79%
Wind Speed S 3 mph
Barometer 29.86 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 16 Nov 2:56 am AST
Extended Forecast for

San Juan PR

  • Overnight

    Overnight: Scattered showers. Partly cloudy, with a low around 76. Light south wind. Chance of precipitation is 30%.

    Low: 76 °F

    Scattered
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before noon, then scattered showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 86. Light and variable wind becoming northeast 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

    High: 86 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Scattered showers before 9pm, then scattered showers and thunderstorms between 9pm and midnight, then isolated showers after midnight. Partly cloudy, with a low around 76. South wind 3 to 6 mph. Chance of precipitation is 50%.

    Low: 76 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Monday

    Monday: Scattered showers after noon. Mostly sunny, with a high near 87. Light and variable wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 30%.

    High: 87 °F

    Sunny then
    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers, mainly after midnight. Partly cloudy, with a low around 76. East southeast wind around 7 mph. Chance of precipitation is 50%.

    Low: 76 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly before noon. Mostly sunny, with a high near 87. East wind 6 to 11 mph. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. East wind around 8 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Scattered showers, mainly before noon. Mostly sunny, with a high near 86. East northeast wind 9 to 13 mph. Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Scattered showers. Partly cloudy, with a low around 75. East northeast wind around 7 mph. Chance of precipitation is 50%.

    Low: 75 °F

    Scattered
    Showers

Detailed Forecast

Overnight
Scattered showers. Partly cloudy, with a low around 76. Light south wind. Chance of precipitation is 30%.
Sunday
Showers likely and possibly a thunderstorm before noon, then scattered showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 86. Light and variable wind becoming northeast 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Scattered showers before 9pm, then scattered showers and thunderstorms between 9pm and midnight, then isolated showers after midnight. Partly cloudy, with a low around 76. South wind 3 to 6 mph. Chance of precipitation is 50%.
Monday
Scattered showers after noon. Mostly sunny, with a high near 87. Light and variable wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 30%.
Monday Night
Scattered showers, mainly after midnight. Partly cloudy, with a low around 76. East southeast wind around 7 mph. Chance of precipitation is 50%.
Tuesday
Scattered showers, mainly before noon. Mostly sunny, with a high near 87. East wind 6 to 11 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 76. East wind around 8 mph.
Wednesday
Scattered showers, mainly before noon. Mostly sunny, with a high near 86. East northeast wind 9 to 13 mph. Chance of precipitation is 30%.
Wednesday Night
Scattered showers. Partly cloudy, with a low around 75. East northeast wind around 7 mph. Chance of precipitation is 50%.
Thursday
Scattered showers, mainly after noon. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
Thursday Night
Clear, with a low around 76.
Friday
Scattered showers. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Friday Night
Clear, with a low around 76.
Saturday
Sunny, with a high near 88.
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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:
5:15 pm AST Nov 15, 2025
Forecast Valid:
3am AST Nov 16, 2025-6pm AST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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