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

81°F

27°C

Humidity 89%
Wind Speed SE 6 mph
Barometer 30.03 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 16 Sep 11:56 pm AST
Extended Forecast for

2 Miles NNE Catano PR

  • Overnight

    Overnight: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 81. East southeast wind 9 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 81 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 83. East wind 10 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 83 °F

    Showers

  • Thursday Night

    Thursday Night: Scattered showers, then showers likely and possibly a thunderstorm after midnight. Partly cloudy during the early evening, then becoming cloudy, with a low around 82. East southeast wind 8 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 82 °F

    Scattered
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 86. East wind 8 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    High: 86 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then scattered showers and thunderstorms after midnight. Mostly cloudy, with a low around 81. East wind 6 to 10 mph. Chance of precipitation is 60%.

    Low: 81 °F

    Showers
    Likely

  • Saturday

    Saturday: Scattered showers, mainly after noon. Mostly sunny, with a high near 85. East wind 7 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Scattered showers. Mostly cloudy, with a low around 80. Southeast wind 6 to 9 mph. Chance of precipitation is 40%.

    Low: 80 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, mainly after noon. Partly sunny, with a high near 84. East wind 7 to 13 mph. Chance of precipitation is 50%.

    High: 84 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 80. Southeast wind 6 to 9 mph.

    Low: 80 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 81. East southeast wind 9 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm. High near 83. East wind 10 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Scattered showers, then showers likely and possibly a thunderstorm after midnight. Partly cloudy during the early evening, then becoming cloudy, with a low around 82. East southeast wind 8 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 86. East wind 8 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then scattered showers and thunderstorms after midnight. Mostly cloudy, with a low around 81. East wind 6 to 10 mph. Chance of precipitation is 60%.
Saturday
Scattered showers, mainly after noon. Mostly sunny, with a high near 85. East wind 7 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 80. Southeast wind 6 to 9 mph. Chance of precipitation is 40%.
Sunday
Scattered showers, mainly after noon. Partly sunny, with a high near 84. East wind 7 to 13 mph. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 80. Southeast wind 6 to 9 mph.
Monday
Scattered showers, mainly before noon. Mostly sunny, with a high near 84. Chance of precipitation is 40%.
Monday Night
Scattered showers. Partly cloudy, with a low around 80. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 80. Chance of precipitation is 40%.
Wednesday
Scattered showers. Partly sunny, with a high near 84. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Catano PR
 18.47°N 66.1°W (Elev. 0 ft)
Last Update:
4:30 pm AST Sep 16, 2026
Forecast Valid:
12am AST Sep 17, 2026-6pm AST Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation