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

79°F

26°C

Humidity 79%
Wind Speed E 8 mph
Barometer 30.01 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 10 Jan 7:56 pm AST
Extended Forecast for

Caguas PR

  • Tonight

    Tonight: Scattered showers, mainly before 3am. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.

    Low: 70 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, mainly between noon and 3pm. Mostly sunny, with a high near 86. Calm wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 40%.

    High: 86 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Isolated showers. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 20%.

    Low: 70 °F

    Isolated
    Showers

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 86. Light east wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 40%.

    High: 86 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.

    Low: 70 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly before noon. Mostly sunny, with a high near 86. Calm wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. Light east wind.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Scattered showers. Mostly sunny, with a high near 86. Calm wind becoming east southeast 5 to 9 mph in the morning. Chance of precipitation is 40%.

    High: 86 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71. East southeast wind 3 to 6 mph.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers, mainly before 3am. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.
Sunday
Scattered showers, mainly between noon and 3pm. Mostly sunny, with a high near 86. Calm wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 40%.
Sunday Night
Isolated showers. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 20%.
Monday
Scattered showers. Partly sunny, with a high near 86. Light east wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 40%.
Monday Night
Scattered showers. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.
Tuesday
Scattered showers, mainly before noon. Mostly sunny, with a high near 86. Calm wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 70. Light east wind.
Wednesday
Scattered showers. Mostly sunny, with a high near 86. Calm wind becoming east southeast 5 to 9 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 71. East southeast wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Scattered showers. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Friday
Scattered showers. Mostly sunny, with a high near 87. Chance of precipitation is 40%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 71. Chance of precipitation is 50%.
Saturday
Scattered showers. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Caguas PR
 18.23°N 66.04°W (Elev. 230 ft)
Last Update:
5:54 pm AST Jan 10, 2026
Forecast Valid:
8pm AST Jan 10, 2026-6pm AST Jan 17, 2026
 
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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