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Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy and Breezy

86°F

30°C

Humidity 59%
Wind Speed E 21 G 28 mph
Barometer 29.95 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 20 Apr 2:56 pm AST
Extended Forecast for

Humacao PR

  • This Afternoon

    This Afternoon: Isolated showers. Mostly sunny, with a high near 85. East wind around 13 mph. Chance of precipitation is 20%.

    High: 85 °F

    Isolated
    Showers

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 72. East wind 9 to 11 mph. Chance of precipitation is 40%.

    Low: 72 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Isolated showers. Mostly sunny, with a high near 85. East wind around 9 mph. Chance of precipitation is 20%.

    High: 85 °F

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers, mainly after 9pm. Mostly cloudy, with a low around 72. 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 6 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 8 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 wind 3 to 6 mph.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: Scattered showers, mainly after noon. Mostly sunny, with a high near 84. East southeast wind 5 to 8 mph. Chance of precipitation is 30%.

    High: 84 °F

    Mostly Sunny
    then
    Scattered
    Showers

Detailed Forecast

This Afternoon
Isolated showers. Mostly sunny, with a high near 85. East wind around 13 mph. Chance of precipitation is 20%.
Tonight
Scattered showers. Mostly cloudy, with a low around 72. East wind 9 to 11 mph. Chance of precipitation is 40%.
Tuesday
Isolated showers. Mostly sunny, with a high near 85. East wind around 9 mph. Chance of precipitation is 20%.
Tuesday Night
Scattered showers, mainly after 9pm. Mostly cloudy, with a low around 72. 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 6 to 10 mph. Chance of precipitation is 40%.
Wednesday Night
Isolated showers. Partly cloudy, with a low around 71. Northeast wind 5 to 8 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 wind 3 to 6 mph.
Friday
Scattered showers, mainly after noon. Mostly sunny, with a high near 84. East southeast wind 5 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 69.
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
 18.14°N 65.8°W (Elev. 23 ft)
Last Update:
1:37 pm AST Apr 20, 2026
Forecast Valid:
3pm 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