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

85°F

29°C

Humidity 75%
Wind Speed E 6 mph
Barometer 29.90 in (1012.4 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 24 Sep 4:56 pm AST
Extended Forecast for

2 Miles ENE San Juan PR

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 89. Southeast wind around 10 mph. Chance of precipitation is 60%.

    High: 89 °F

    Showers
    Likely

  • Tonight

    Tonight: Scattered showers before 9pm, then isolated showers after midnight. Partly cloudy, with a low around 79. Southeast wind 3 to 7 mph. Chance of precipitation is 40%.

    Low: 79 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Friday

    Friday: Scattered showers, mainly after 3pm. Mostly sunny, with a high near 91. Heat index values as high as 103. East southeast wind 7 to 14 mph. Chance of precipitation is 30%.

    High: 91 °F

    Sunny then
    Scattered
    Showers

  • Friday Night

    Friday Night: Isolated showers before 3am. Partly cloudy, with a low around 80. Southeast wind around 7 mph. Chance of precipitation is 20%.

    Low: 80 °F

    Isolated
    Showers

  • Saturday

    Saturday: Isolated showers after noon. Sunny, with a high near 92. East wind 6 to 14 mph. Chance of precipitation is 10%.

    High: 92 °F

    Sunny then
    Isolated
    Showers

  • Saturday Night

    Saturday Night: Isolated showers. Partly cloudy, with a low around 79. East southeast wind 5 to 8 mph. Chance of precipitation is 20%.

    Low: 79 °F

    Isolated
    Showers

  • Sunday

    Sunday: Scattered showers. Partly sunny, with a high near 90. East wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 90 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 78. East southeast wind 7 to 9 mph.

    Low: 78 °F

    Partly Cloudy

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 90. East wind 10 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 90 °F

    Scattered
    Showers

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 89. Southeast wind around 10 mph. Chance of precipitation is 60%.
Tonight
Scattered showers before 9pm, then isolated showers after midnight. Partly cloudy, with a low around 79. Southeast wind 3 to 7 mph. Chance of precipitation is 40%.
Friday
Scattered showers, mainly after 3pm. Mostly sunny, with a high near 91. Heat index values as high as 103. East southeast wind 7 to 14 mph. Chance of precipitation is 30%.
Friday Night
Isolated showers before 3am. Partly cloudy, with a low around 80. Southeast wind around 7 mph. Chance of precipitation is 20%.
Saturday
Isolated showers after noon. Sunny, with a high near 92. East wind 6 to 14 mph. Chance of precipitation is 10%.
Saturday Night
Isolated showers. Partly cloudy, with a low around 79. East southeast wind 5 to 8 mph. Chance of precipitation is 20%.
Sunday
Scattered showers. Partly sunny, with a high near 90. East wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 78. East southeast wind 7 to 9 mph.
Monday
Scattered showers. Partly sunny, with a high near 90. East wind 10 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 78.
Tuesday
Scattered showers. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 79. Chance of precipitation is 40%.
Wednesday
Scattered showers. Partly sunny, with a high near 90. Chance of precipitation is 40%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 78. Chance of precipitation is 40%.
Thursday
Scattered showers. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE San Juan PR
 18.42°N 66.04°W (Elev. 13 ft)
Last Update:
4:15 pm AST Sep 24, 2026
Forecast Valid:
5pm AST Sep 24, 2026-6pm AST Oct 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation