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Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

84°F

29°C

Humidity 59%
Wind Speed E 14 mph
Barometer 30.03 in (1016.8 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 20 Apr 9:56 am AST
Extended Forecast for

Humacao PR

  • Today

    Today: Scattered showers. Partly sunny, with a high near 85. East wind 11 to 14 mph. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 72. East northeast wind around 9 mph. Chance of precipitation is 40%.

    Low: 72 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly between noon and 3pm. Mostly sunny, with a high near 85. East southeast wind around 9 mph. Chance of precipitation is 30%.

    High: 85 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers, mainly after midnight. Partly cloudy, with a low around 72. East northeast wind around 6 mph. Chance of precipitation is 40%.

    Low: 72 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 85. East northeast wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Isolated showers. Partly cloudy, with a low around 71. Northeast wind 5 to 7 mph. Chance of precipitation is 10%.

    Low: 71 °F

    Isolated
    Showers

  • Thursday

    Thursday: Scattered showers. Partly sunny, with a high near 85. East wind 6 to 9 mph. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. East northeast wind around 6 mph becoming calm in the evening.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: Scattered showers, mainly after noon. Mostly sunny, with a high near 84. East wind 3 to 8 mph. Chance of precipitation is 30%.

    High: 84 °F

    Mostly Sunny
    then
    Scattered
    Showers

Detailed Forecast

Today
Scattered showers. Partly sunny, with a high near 85. East wind 11 to 14 mph. Chance of precipitation is 40%.
Tonight
Scattered showers. Mostly cloudy, with a low around 72. East northeast wind around 9 mph. Chance of precipitation is 40%.
Tuesday
Scattered showers, mainly between noon and 3pm. Mostly sunny, with a high near 85. East southeast wind around 9 mph. Chance of precipitation is 30%.
Tuesday Night
Scattered showers, mainly after midnight. Partly cloudy, with a low around 72. East northeast wind around 6 mph. Chance of precipitation is 40%.
Wednesday
Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 85. East northeast wind 5 to 10 mph. Chance of precipitation is 40%.
Wednesday Night
Isolated showers. Partly cloudy, with a low around 71. Northeast wind 5 to 7 mph. Chance of precipitation is 10%.
Thursday
Scattered showers. Partly sunny, with a high near 85. East wind 6 to 9 mph. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 72. East northeast wind around 6 mph becoming calm in the evening.
Friday
Scattered showers, mainly after noon. Mostly sunny, with a high near 84. East wind 3 to 8 mph. Chance of precipitation is 30%.
Friday Night
Clear, with a low around 72.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
Scattered showers. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Humacao PR
 18.15°N 65.8°W (Elev. 102 ft)
Last Update:
4:00 am AST Apr 20, 2026
Forecast Valid:
10am AST Apr 20, 2026-6pm AST Apr 26, 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