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

88°F

31°C

Humidity 70%
Wind Speed E 18 mph
Barometer 29.99 in
Dewpoint 77°F (25°C)
Visibility 9.00 mi
Heat Index100°F (38°C)
Last update 25 Aug 4:56 pm AST
Extended Forecast for

2 Miles SSE Palmer PR

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms. Mostly cloudy, with a high near 87. East southeast wind around 11 mph. Chance of precipitation is 50%.

    High: 87 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers, mainly between midnight and 3am. Widespread haze before midnight, then widespread haze after 3am. Partly cloudy, with a low around 77. East southeast wind 8 to 10 mph. Chance of precipitation is 40%.

    Low: 77 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Isolated showers between 9am and 3pm. Widespread haze. Sunny, with a high near 87. East northeast wind 8 to 13 mph. Chance of precipitation is 10%.

    High: 87 °F

    Isolated
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers. Mostly cloudy, with a low around 77. East wind 9 to 11 mph. Chance of precipitation is 40%.

    Low: 77 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers. Partly sunny, with a high near 86. East wind 10 to 13 mph. Chance of precipitation is 40%.

    High: 86 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers, mainly after midnight. Partly cloudy, with a low around 76. East wind around 10 mph. Chance of precipitation is 30%.

    Low: 76 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers. Partly sunny, with a high near 87. East wind around 14 mph. Chance of precipitation is 50%.

    High: 87 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 77. East wind 9 to 11 mph. Chance of precipitation is 60%.

    Low: 77 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely. Mostly cloudy, with a high near 86. East wind 13 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 86 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Mostly cloudy, with a high near 87. East southeast wind around 11 mph. Chance of precipitation is 50%.
Tonight
Scattered showers, mainly between midnight and 3am. Widespread haze before midnight, then widespread haze after 3am. Partly cloudy, with a low around 77. East southeast wind 8 to 10 mph. Chance of precipitation is 40%.
Wednesday
Isolated showers between 9am and 3pm. Widespread haze. Sunny, with a high near 87. East northeast wind 8 to 13 mph. Chance of precipitation is 10%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 77. East wind 9 to 11 mph. Chance of precipitation is 40%.
Thursday
Scattered showers. Partly sunny, with a high near 86. East wind 10 to 13 mph. Chance of precipitation is 40%.
Thursday Night
Scattered showers, mainly after midnight. Partly cloudy, with a low around 76. East wind around 10 mph. Chance of precipitation is 30%.
Friday
Scattered showers. Partly sunny, with a high near 87. East wind around 14 mph. Chance of precipitation is 50%.
Friday Night
Showers likely. Mostly cloudy, with a low around 77. East wind 9 to 11 mph. Chance of precipitation is 60%.
Saturday
Showers likely. Mostly cloudy, with a high near 86. East wind 13 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 76. Chance of precipitation is 40%.
Sunday
Scattered showers. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 76.
Monday
Scattered showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Monday Night
Scattered showers. Partly cloudy, with a low around 75. Chance of precipitation is 30%.
Tuesday
Scattered showers. Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Palmer PR
 18.33°N 65.77°W (Elev. 702 ft)
Last Update:
4:10 pm AST Aug 25, 2026
Forecast Valid:
5pm AST Aug 25, 2026-6pm AST Sep 1, 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