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Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

77°F

25°C

Humidity 83%
Wind Speed S 5 mph
Barometer 30.01 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 11 Oct 5:56 am AST
Extended Forecast for

Trujillo Alto PR

  • Today

    Today: Showers likely and possibly a thunderstorm, mainly before 3pm, then scattered showers and thunderstorms after 3pm. Mostly cloudy, with a high near 86. East southeast wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Showers
    Likely

  • Tonight

    Tonight: Scattered showers, mainly after midnight. Partly cloudy, with a low around 77. East southeast wind around 7 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Columbus Day

    Columbus Day: Scattered showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 86. East wind 7 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Scattered
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Isolated showers. Partly cloudy, with a low around 77. East wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 77 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Scattered showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 86. East wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 86 °F

    Scattered
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Scattered showers. Partly cloudy, with a low around 77. East wind 5 to 8 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 87. East wind 7 to 10 mph. Chance of precipitation is 40%.

    High: 87 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers. Mostly cloudy, with a low around 78. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 78 °F

    Scattered
    Showers

  • Thursday

    Thursday: Showers likely, mainly after noon. Partly sunny, with a high near 87. Light east wind becoming east northeast 6 to 11 mph in the morning. Chance of precipitation is 60%.

    High: 87 °F

    Scattered
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Showers likely and possibly a thunderstorm, mainly before 3pm, then scattered showers and thunderstorms after 3pm. Mostly cloudy, with a high near 86. East southeast wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Scattered showers, mainly after midnight. Partly cloudy, with a low around 77. East southeast wind around 7 mph. Chance of precipitation is 30%.
Columbus Day
Scattered showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 86. East wind 7 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Isolated showers. Partly cloudy, with a low around 77. East wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 20%.
Tuesday
Scattered showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 86. East wind 5 to 10 mph. Chance of precipitation is 70%.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 77. East wind 5 to 8 mph. Chance of precipitation is 30%.
Wednesday
Scattered showers. Partly sunny, with a high near 87. East wind 7 to 10 mph. Chance of precipitation is 40%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 78. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.
Thursday
Showers likely, mainly after noon. Partly sunny, with a high near 87. Light east wind becoming east northeast 6 to 11 mph in the morning. Chance of precipitation is 60%.
Thursday Night
Scattered showers. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 77.
Saturday
Scattered showers. Partly sunny, with a high near 87. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Trujillo Alto PR
 18.36°N 66.02°W (Elev. 138 ft)
Last Update:
6:55 am AST Oct 11, 2026
Forecast Valid:
7am AST Oct 11, 2026-6pm AST Oct 17, 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