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Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

A Few Clouds

77°F

25°C

Humidity 83%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 3 May 3:56 am AST
Extended Forecast for

San Juan PRSimilar City Names

  • Overnight

    Overnight: Isolated showers. Mostly clear, with a low around 78. East southeast wind around 6 mph. Chance of precipitation is 10%.

    Low: 78 °F

    Isolated
    Showers

  • Sunday

    Sunday: Sunny, with a high near 90. East southeast wind 7 to 14 mph.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Isolated showers after 9pm. Partly cloudy, with a low around 78. East southeast wind 6 to 9 mph. Chance of precipitation is 20%.

    Low: 78 °F

    Isolated
    Showers

  • Monday

    Monday: Isolated showers. Mostly sunny, with a high near 90. East southeast wind 9 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 90 °F

    Isolated
    Showers

  • Monday Night

    Monday Night: Scattered showers. Partly cloudy, with a low around 77. East southeast wind 3 to 7 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers. Partly sunny, with a high near 90. East southeast wind 9 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    High: 90 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 77. East southeast wind 7 to 9 mph.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 90. East wind 9 to 16 mph, with gusts as high as 21 mph.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 77. East wind around 8 mph.

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

Overnight
Isolated showers. Mostly clear, with a low around 78. East southeast wind around 6 mph. Chance of precipitation is 10%.
Sunday
Sunny, with a high near 90. East southeast wind 7 to 14 mph.
Sunday Night
Isolated showers after 9pm. Partly cloudy, with a low around 78. East southeast wind 6 to 9 mph. Chance of precipitation is 20%.
Monday
Isolated showers. Mostly sunny, with a high near 90. East southeast wind 9 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Monday Night
Scattered showers. Partly cloudy, with a low around 77. East southeast wind 3 to 7 mph. Chance of precipitation is 30%.
Tuesday
Scattered showers. Partly sunny, with a high near 90. East southeast wind 9 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 77. East southeast wind 7 to 9 mph.
Wednesday
Sunny, with a high near 90. East wind 9 to 16 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 77. East wind around 8 mph.
Thursday
Scattered showers before noon. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 76.
Friday
Mostly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 76.
Saturday
Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Juan PRSimilar City Names
 18.41°N 66.07°W (Elev. 56 ft)
Last Update:
3:41 am AST May 3, 2026
Forecast Valid:
4am AST May 3, 2026-6pm AST May 9, 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