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

88°F

31°C

Humidity 70%
Wind Speed NE 15 mph
Barometer 29.99 in (1015.6 mb)
Dewpoint 77°F (25°C)
Visibility 9.00 mi
Heat Index100°F (38°C)
Last update 11 Jun 1:56 pm AST
Extended Forecast for

San Juan PR

  • This Afternoon

    This Afternoon: Scattered showers. Partly sunny, with a high near 90. Heat index values as high as 102. East southeast wind around 13 mph. Chance of precipitation is 40%.

    High: 90 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers, mainly before 9pm. Partly cloudy, with a low around 77. East southeast wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 90. East southeast wind 8 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 90 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Scattered showers before midnight, then isolated showers after 3am. Partly cloudy, with a low around 78. East southeast wind around 10 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers, mainly after noon. Mostly sunny, with a high near 91. East wind 11 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 91 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Clear, with a low around 78. East wind 8 to 10 mph.

    Low: 78 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 88. East wind 13 to 17 mph, with gusts as high as 22 mph.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78. East southeast wind 11 to 13 mph.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 89. East wind 10 to 17 mph, with gusts as high as 22 mph.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Scattered showers. Partly sunny, with a high near 90. Heat index values as high as 102. East southeast wind around 13 mph. Chance of precipitation is 40%.
Tonight
Scattered showers, mainly before 9pm. Partly cloudy, with a low around 77. East southeast wind 6 to 8 mph. Chance of precipitation is 30%.
Friday
Isolated showers. Mostly sunny, with a high near 90. East southeast wind 8 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Friday Night
Scattered showers before midnight, then isolated showers after 3am. Partly cloudy, with a low around 78. East southeast wind around 10 mph. Chance of precipitation is 30%.
Saturday
Scattered showers, mainly after noon. Mostly sunny, with a high near 91. East wind 11 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Saturday Night
Clear, with a low around 78. East wind 8 to 10 mph.
Sunday
Mostly sunny, with a high near 88. East wind 13 to 17 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 78. East southeast wind 11 to 13 mph.
Monday
Mostly sunny, with a high near 89. East wind 10 to 17 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 78.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 78.
Wednesday
Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Juan PR
 18.41°N 66.08°W (Elev. 16 ft)
Last Update:
1:25 pm AST Jun 11, 2026
Forecast Valid:
2pm AST Jun 11, 2026-6pm AST Jun 17, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation