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

90°F

32°C

Humidity 63%
Wind Speed E 15 mph
Barometer 29.98 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 18 Sep 1:56 pm AST
Extended Forecast for

3 Miles NE Catano PR

  • This Afternoon

    This Afternoon: Isolated showers. Mostly sunny, with a high near 87. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 87 °F

    Isolated
    Showers

  • Tonight

    Tonight: Scattered showers, mainly between 9pm and 3am. Partly cloudy, with a low around 81. East southeast wind 7 to 10 mph. Chance of precipitation is 50%.

    Low: 81 °F

    Scattered
    Showers

  • Saturday

    Saturday: Isolated showers before 9am, then scattered showers after noon. Mostly sunny, with a high near 86. East wind 6 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 86 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: Scattered showers, mainly after 3am. Partly cloudy, with a low around 80. Southeast wind 6 to 10 mph. Chance of precipitation is 30%.

    Low: 80 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 87. East wind 7 to 15 mph. Chance of precipitation is 50%.

    High: 87 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Isolated showers. Partly cloudy, with a low around 80. East southeast wind 5 to 9 mph. Chance of precipitation is 20%.

    Low: 80 °F

    Isolated
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 87. East wind 8 to 15 mph, with gusts as high as 20 mph.

    High: 87 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 80. Southeast wind 6 to 10 mph.

    Low: 80 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Scattered showers, mainly after noon. Mostly sunny, with a high near 87. East wind 8 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 87 °F

    Mostly Sunny
    then
    Scattered
    Showers

Detailed Forecast

This Afternoon
Isolated showers. Mostly sunny, with a high near 87. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tonight
Scattered showers, mainly between 9pm and 3am. Partly cloudy, with a low around 81. East southeast wind 7 to 10 mph. Chance of precipitation is 50%.
Saturday
Isolated showers before 9am, then scattered showers after noon. Mostly sunny, with a high near 86. East wind 6 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Saturday Night
Scattered showers, mainly after 3am. Partly cloudy, with a low around 80. Southeast wind 6 to 10 mph. Chance of precipitation is 30%.
Sunday
Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 87. East wind 7 to 15 mph. Chance of precipitation is 50%.
Sunday Night
Isolated showers. Partly cloudy, with a low around 80. East southeast wind 5 to 9 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 87. East wind 8 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 80. Southeast wind 6 to 10 mph.
Tuesday
Scattered showers, mainly after noon. Mostly sunny, with a high near 87. East wind 8 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 79.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 79.
Thursday
Scattered showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Catano PR
 18.46°N 66.08°W (Elev. 0 ft)
Last Update:
2:44 pm AST Sep 18, 2026
Forecast Valid:
2pm AST Sep 18, 2026-6pm AST Sep 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation