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Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

A Few Clouds

79°F

26°C

Humidity 74%
Wind Speed E 7 mph
Barometer 30.03 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 19 Apr 10:56 pm AST
Extended Forecast for

Caguas PR

  • Tonight

    Tonight: Showers likely, mainly between midnight and 3am. Mostly cloudy, with a low around 72. Light east wind. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely

  • Monday

    Monday: Scattered showers before noon, then scattered showers and thunderstorms between noon and 3pm, then scattered showers after 3pm. Partly sunny, with a high near 87. East wind 7 to 11 mph. Chance of precipitation is 50%.

    High: 87 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers, mainly after midnight. Mostly cloudy, with a low around 71. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 71 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Isolated showers, then scattered showers and thunderstorms after noon. Partly sunny, with a high near 87. Light east wind becoming east southeast 5 to 9 mph in the morning. Chance of precipitation is 50%.

    High: 87 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 40%.

    Low: 70 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 86. Calm wind becoming east northeast 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. Light east northeast wind.

    Low: 71 °F

    Partly Cloudy

  • Thursday

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

    High: 86 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely, mainly between midnight and 3am. Mostly cloudy, with a low around 72. Light east wind. Chance of precipitation is 60%.
Monday
Scattered showers before noon, then scattered showers and thunderstorms between noon and 3pm, then scattered showers after 3pm. Partly sunny, with a high near 87. East wind 7 to 11 mph. Chance of precipitation is 50%.
Monday Night
Scattered showers, mainly after midnight. Mostly cloudy, with a low around 71. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Tuesday
Isolated showers, then scattered showers and thunderstorms after noon. Partly sunny, with a high near 87. Light east wind becoming east southeast 5 to 9 mph in the morning. Chance of precipitation is 50%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 40%.
Wednesday
Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 86. Calm wind becoming east northeast 5 to 9 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 71. Light east northeast wind.
Thursday
Scattered showers, mainly after noon. Mostly sunny, with a high near 86. Calm wind becoming east northeast 5 to 9 mph in the morning. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 71. Calm wind.
Friday
Scattered showers after noon. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Friday Night
Clear, with a low around 71.
Saturday
Scattered showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Scattered showers. Mostly sunny, with a high near 87. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Caguas PR
 18.23°N 66.04°W (Elev. 230 ft)
Last Update:
3:38 pm AST Apr 19, 2026
Forecast Valid:
11pm AST Apr 19, 2026-6pm AST Apr 26, 2026
 
Forecast Discussion
 
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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