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Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Mostly Cloudy

81°F

27°C

Humidity 89%
Wind Speed E 8 mph
Barometer 30.03 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 16 Aug 11:56 pm AST
Extended Forecast for

Palmer PR

  • Overnight

    Overnight: Isolated showers. Partly cloudy, with a low around 78. East wind around 14 mph. Chance of precipitation is 20%.

    Low: 78 °F

    Isolated
    Showers

  • Monday

    Monday: Isolated showers. Mostly sunny, with a high near 91. East wind 11 to 14 mph. Chance of precipitation is 20%.

    High: 91 °F

    Isolated
    Showers

  • Monday Night

    Monday Night: Isolated showers. Partly cloudy, with a low around 78. East wind around 10 mph. Chance of precipitation is 20%.

    Low: 78 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly after 9am. Partly sunny, with a high near 91. East wind 9 to 14 mph. Chance of precipitation is 40%.

    High: 91 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Isolated showers. Partly cloudy, with a low around 78. East wind around 9 mph. Chance of precipitation is 20%.

    Low: 78 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 91. East southeast wind 10 to 13 mph. Chance of precipitation is 50%.

    High: 91 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 77. East southeast wind 8 to 10 mph. Chance of precipitation is 60%.

    Low: 77 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before noon. Partly sunny, with a high near 91. East wind 14 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    High: 91 °F

    Showers
    Likely then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 78. East wind around 14 mph.

    Low: 78 °F

    Partly Cloudy

Detailed Forecast

Overnight
Isolated showers. Partly cloudy, with a low around 78. East wind around 14 mph. Chance of precipitation is 20%.
Monday
Isolated showers. Mostly sunny, with a high near 91. East wind 11 to 14 mph. Chance of precipitation is 20%.
Monday Night
Isolated showers. Partly cloudy, with a low around 78. East wind around 10 mph. Chance of precipitation is 20%.
Tuesday
Scattered showers, mainly after 9am. Partly sunny, with a high near 91. East wind 9 to 14 mph. Chance of precipitation is 40%.
Tuesday Night
Isolated showers. Partly cloudy, with a low around 78. East wind around 9 mph. Chance of precipitation is 20%.
Wednesday
Scattered showers. Partly sunny, with a high near 91. East southeast wind 10 to 13 mph. Chance of precipitation is 50%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 77. East southeast wind 8 to 10 mph. Chance of precipitation is 60%.
Thursday
Showers likely, mainly before noon. Partly sunny, with a high near 91. East wind 14 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 78. East wind around 14 mph.
Friday
Mostly sunny, with a high near 91.
Friday Night
Scattered showers. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
Saturday
Scattered showers. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 79. Chance of precipitation is 40%.
Sunday
Scattered showers. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Palmer PR
 18.38°N 65.77°W (Elev. 52 ft)
Last Update:
12:35 am AST Aug 17, 2026
Forecast Valid:
12am AST Aug 17, 2026-6pm AST Aug 23, 2026
 
Forecast Discussion
 
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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