National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

A Few Clouds

89°F

32°C

Humidity 59%
Wind Speed E 20 G 28 mph
Barometer 30.07 in (1018.2 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 8 Jun 12:56 pm AST
Extended Forecast for

San Juan PR

Heat Advisory until June 8, 05:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until June 8, 05:00pm

    NOW until 5:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 91 °F

    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers before midnight. Widespread haze. Mostly clear, with a low around 77. East southeast wind 6 to 10 mph. Chance of precipitation is 10%.

    Low: 77 °F

    Isolated
    Showers then
    Haze

  • Tuesday

    Tuesday: Widespread haze. Sunny, with a high near 90. East wind 7 to 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Haze

  • Tuesday Night

    Tuesday Night: Isolated showers before midnight. Widespread haze before midnight. Mostly clear, with a low around 77. East southeast wind 6 to 8 mph. Chance of precipitation is 10%.

    Low: 77 °F

    Isolated
    Showers then
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90. East wind 6 to 15 mph.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. East southeast wind 7 to 9 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Scattered showers, mainly after noon. Mostly sunny, with a high near 90. East wind 8 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    High: 90 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Thursday Night

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

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Scattered showers, mainly before 3pm. Widespread haze after 3pm. Mostly sunny, with a high near 91. East wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Tonight
Isolated showers before midnight. Widespread haze. Mostly clear, with a low around 77. East southeast wind 6 to 10 mph. Chance of precipitation is 10%.
Tuesday
Widespread haze. Sunny, with a high near 90. East wind 7 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Isolated showers before midnight. Widespread haze before midnight. Mostly clear, with a low around 77. East southeast wind 6 to 8 mph. Chance of precipitation is 10%.
Wednesday
Sunny, with a high near 90. East wind 6 to 15 mph.
Wednesday Night
Mostly clear, with a low around 77. East southeast wind 7 to 9 mph.
Thursday
Scattered showers, mainly after noon. Mostly sunny, with a high near 90. East wind 8 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Thursday Night
Partly cloudy, with a low around 77. East southeast wind 7 to 9 mph.
Friday
Scattered showers, mainly after noon. Mostly sunny, with a high near 91. East wind 9 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 78.
Saturday
Scattered showers. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 78.
Sunday
Mostly sunny, with a high near 91.
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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:
4:05 am AST Jun 8, 2026
Forecast Valid:
1pm AST Jun 8, 2026-6pm AST Jun 14, 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