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

34°C

93°F

Humidity 54%
Wind Speed SE 15 G 31 km/h
Barometer 1016.7 mb (30.03 in)
Dewpoint 23°C (74°F)
Visibility 16 km
Heat Index39°C (103°F)
Last update 7 Jun 10:56 am AST
Extended Forecast for

San Juan PR

Excessive Heat Watch June 8, 09:00am until June 8, 06:00pm
Excessive Heat Warning until June 7, 06:00pm
Click here for hazard details and duration
Excessive Heat Watch
Excessive Heat Warning
  •  
    Excessive Heat Warning until June 7, 06:00pm

    NOW until 6:00pm Fri

    Excessive Heat Warning

  • Today

    High: 33 °C

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers after 3am. Mostly clear, with a low around 27. Southeast wind around 11 km/h. Chance of precipitation is 10%.

    Low: 27 °C

    Clear then
    Isolated
    Showers

  • Saturday

    Saturday: Isolated showers before noon, then isolated showers after 3pm. Sunny, with a high near 34. Heat index values as high as 43. East southeast wind 14 to 24 km/h, with gusts as high as 32 km/h. Chance of precipitation is 10%.

    High: 34 °C

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Isolated showers. Partly cloudy, with a low around 27. East southeast wind around 11 km/h. Chance of precipitation is 20%.

    Low: 27 °C

    Isolated
    Showers

  • Sunday

    Sunday: Scattered showers, mainly before noon. Mostly sunny, with a high near 33. East wind 14 to 23 km/h. Chance of precipitation is 30%.

    High: 33 °C

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 27. East southeast wind 8 to 13 km/h. Chance of precipitation is 40%.

    Low: 27 °C

    Scattered
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 32. East wind 11 to 16 km/h increasing to 18 to 23 km/h in the afternoon.

    High: 32 °C

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. East southeast wind around 14 km/h.

    Low: 27 °C

    Partly Cloudy

Detailed Forecast

Today
Isolated showers before noon. Sunny, with a high near 33. Heat index values as high as 41. Southeast wind 16 to 18 km/h. Chance of precipitation is 10%.
Tonight
Isolated showers after 3am. Mostly clear, with a low around 27. Southeast wind around 11 km/h. Chance of precipitation is 10%.
Saturday
Isolated showers before noon, then isolated showers after 3pm. Sunny, with a high near 34. Heat index values as high as 43. East southeast wind 14 to 24 km/h, with gusts as high as 32 km/h. Chance of precipitation is 10%.
Saturday Night
Isolated showers. Partly cloudy, with a low around 27. East southeast wind around 11 km/h. Chance of precipitation is 20%.
Sunday
Scattered showers, mainly before noon. Mostly sunny, with a high near 33. East wind 14 to 23 km/h. Chance of precipitation is 30%.
Sunday Night
Scattered showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 27. East southeast wind 8 to 13 km/h. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 32. East wind 11 to 16 km/h increasing to 18 to 23 km/h in the afternoon.
Monday Night
Partly cloudy, with a low around 27. East southeast wind around 14 km/h.
Tuesday
Scattered showers, mainly after noon. Mostly sunny, with a high near 32. East wind 14 to 24 km/h, with gusts as high as 32 km/h. Chance of precipitation is 30%.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 27. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 31.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Mostly sunny, with a high near 31.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
San Juan PR
 18.4°N 66.07°W (Elev. 56 m)
Last Update:
3:36 am AST Jun 7, 2024
Forecast Valid:
11am AST Jun 7, 2024-6pm AST Jun 13, 2024
 
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