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

77°F

25°C

Humidity 77%
Wind Speed S 5 mph
Barometer 30.08 in (1018.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 9 Jan 8:56 am AST
Extended Forecast for

Caguas PR

  • Today

    Today: Scattered showers, mainly after 3pm. Mostly sunny, with a high near 86. Calm wind becoming east 5 to 8 mph in the morning. Chance of precipitation is 40%.

    High: 86 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 20%.

    Low: 69 °F

    Isolated
    Showers

  • Saturday

    Saturday: Scattered showers, mainly after 9am. Mostly sunny, with a high near 86. Light north northeast wind becoming east northeast 5 to 10 mph in the morning. Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Isolated showers. Partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 20%.

    Low: 71 °F

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers. Mostly sunny, with a high near 86. Light east northeast wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 20%.

    High: 86 °F

    Isolated
    Showers

  • Sunday Night

    Sunday Night: Isolated showers. Partly cloudy, with a low around 70. Light east northeast wind. Chance of precipitation is 10%.

    Low: 70 °F

    Isolated
    Showers

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 87. Calm wind becoming east northeast 5 to 9 mph in the morning. Chance of precipitation is 40%.

    High: 87 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 40%.

    Low: 69 °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 then
    Mostly Sunny

Detailed Forecast

Today
Scattered showers, mainly after 3pm. Mostly sunny, with a high near 86. Calm wind becoming east 5 to 8 mph in the morning. Chance of precipitation is 40%.
Tonight
Isolated showers. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 20%.
Saturday
Scattered showers, mainly after 9am. Mostly sunny, with a high near 86. Light north northeast wind becoming east northeast 5 to 10 mph in the morning. Chance of precipitation is 30%.
Saturday Night
Isolated showers. Partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 20%.
Sunday
Isolated showers. Mostly sunny, with a high near 86. Light east northeast wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 20%.
Sunday Night
Isolated showers. Partly cloudy, with a low around 70. Light east northeast wind. Chance of precipitation is 10%.
Monday
Scattered showers. Partly sunny, with a high near 87. Calm wind becoming east northeast 5 to 9 mph in the morning. Chance of precipitation is 40%.
Monday Night
Scattered showers. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 40%.
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.
Wednesday
Scattered showers. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
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:
4:06 am AST Jan 9, 2026
Forecast Valid:
9am AST Jan 9, 2026-6pm AST Jan 15, 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