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.

A Few Clouds

79°F

26°C

Humidity 74%
Wind Speed E 6 mph
Barometer 29.98 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 11 Jan 6:56 pm AST
Extended Forecast for

4 Miles SSW Palmer PR

  • Tonight

    Tonight: Showers likely, mainly between midnight and 3am. Mostly cloudy, with a low around 61. East wind around 7 mph. Chance of precipitation is 60%.

    Low: 61 °F

    Scattered
    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 9am. Partly sunny, with a high near 75. East wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 75 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 61. East wind 3 to 6 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Isolated showers. Mostly sunny, with a high near 75. East wind 5 to 9 mph. Chance of precipitation is 20%.

    High: 75 °F

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Isolated showers. Partly cloudy, with a low around 62. East wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 75. East wind 5 to 11 mph. Chance of precipitation is 50%.

    High: 75 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers. Partly cloudy, with a low around 62. East southeast wind around 8 mph. Chance of precipitation is 30%.

    Low: 62 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers. Partly sunny, with a high near 75. East southeast wind 8 to 11 mph. Chance of precipitation is 40%.

    High: 75 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers. Mostly cloudy, with a low around 63. East southeast wind around 7 mph. Chance of precipitation is 40%.

    Low: 63 °F

    Scattered
    Showers

Detailed Forecast

Tonight
Showers likely, mainly between midnight and 3am. Mostly cloudy, with a low around 61. East wind around 7 mph. Chance of precipitation is 60%.
Monday
Showers likely, mainly before 9am. Partly sunny, with a high near 75. East wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Scattered showers. Mostly cloudy, with a low around 61. East wind 3 to 6 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Isolated showers. Mostly sunny, with a high near 75. East wind 5 to 9 mph. Chance of precipitation is 20%.
Tuesday Night
Isolated showers. Partly cloudy, with a low around 62. East wind 6 to 8 mph. Chance of precipitation is 20%.
Wednesday
Scattered showers. Partly sunny, with a high near 75. East wind 5 to 11 mph. Chance of precipitation is 50%.
Wednesday Night
Scattered showers. Partly cloudy, with a low around 62. East southeast wind around 8 mph. Chance of precipitation is 30%.
Thursday
Scattered showers. Partly sunny, with a high near 75. East southeast wind 8 to 11 mph. Chance of precipitation is 40%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 63. East southeast wind around 7 mph. Chance of precipitation is 40%.
Friday
Scattered showers. Partly sunny, with a high near 75. Chance of precipitation is 50%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Saturday
Scattered showers. Mostly sunny, with a high near 75. Chance of precipitation is 30%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Sunday
Scattered showers. Mostly sunny, with a high near 75. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Palmer PR
 18.31°N 65.79°W (Elev. 2100 ft)
Last Update:
4:01 pm AST Jan 11, 2026
Forecast Valid:
7pm AST Jan 11, 2026-6pm AST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation