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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

86°F

30°C

Humidity 66%
Wind Speed E 14 mph
Barometer 30.00 in
Dewpoint 73°F (23°C)
Visibility 9.00 mi
Heat Index93°F (34°C)
Last update 30 Jun 8:56 am AST
Extended Forecast for

San Lorenzo PR

  • Today

    Today: Isolated showers. Widespread haze. Sunny, with a high near 87. Southeast wind 13 to 15 mph. Chance of precipitation is 10%.

    High: 87 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers. Widespread haze. Partly cloudy, with a low around 74. East southeast wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 74 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Isolated showers. Widespread haze before noon. Mostly sunny, with a high near 87. East southeast wind 11 to 14 mph. Chance of precipitation is 20%.

    High: 87 °F

    Isolated
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74. East wind 6 to 8 mph.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Isolated showers. Mostly sunny, with a high near 87. East southeast wind 9 to 13 mph. Chance of precipitation is 20%.

    High: 87 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Isolated showers. Partly cloudy, with a low around 74. East wind around 7 mph. Chance of precipitation is 10%.

    Low: 74 °F

    Isolated
    Showers

  • Friday

    Friday: Sunny, with a high near 88. East wind 8 to 11 mph.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. East wind around 6 mph.

    Low: 74 °F

    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 88. East wind 8 to 14 mph.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Isolated showers. Widespread haze. Sunny, with a high near 87. Southeast wind 13 to 15 mph. Chance of precipitation is 10%.
Tonight
Isolated showers. Widespread haze. Partly cloudy, with a low around 74. East southeast wind 5 to 7 mph. Chance of precipitation is 20%.
Wednesday
Isolated showers. Widespread haze before noon. Mostly sunny, with a high near 87. East southeast wind 11 to 14 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 74. East wind 6 to 8 mph.
Thursday
Isolated showers. Mostly sunny, with a high near 87. East southeast wind 9 to 13 mph. Chance of precipitation is 20%.
Thursday Night
Isolated showers. Partly cloudy, with a low around 74. East wind around 7 mph. Chance of precipitation is 10%.
Friday
Sunny, with a high near 88. East wind 8 to 11 mph.
Friday Night
Mostly clear, with a low around 74. East wind around 6 mph.
Independence Day
Sunny, with a high near 88. East wind 8 to 14 mph.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Lorenzo PR
 18.2°N 65.98°W (Elev. 299 ft)
Last Update:
4:07 am AST Jun 30, 2026
Forecast Valid:
9am AST Jun 30, 2026-6pm AST Jul 6, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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