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

Multiple Hazards through Upcoming Weekend

The threat of severe thunderstorms will exist in the Midwest and Ohio Valley through Friday. Elevated to critical fire weather conditions will be in place across the Four-Corners through the weekend. Early season heat with likely record high temperatures will spread from the South into the Ohio Valley, Mid-Atlantic, and Northeast on Friday, Saturday and perhaps Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

79°F

26°C

Humidity 84%
Wind Speed E 7 mph
Barometer 30.10 in
Dewpoint 73°F (23°C)
Visibility 9.00 mi
Heat Index83°F (28°C)
Last update 20 May 6:56 am AST
Extended Forecast for

San Juan PRSimilar City Names

  • Today

    Today: Widespread haze. Sunny, with a high near 88. East wind 6 to 16 mph, with gusts as high as 21 mph.

    Haze

    High: 88 °F

  • Tonight

    Tonight: Isolated showers between 9pm and midnight. Widespread haze. Partly cloudy, with a low around 77. East wind 8 to 10 mph. Chance of precipitation is 10%.

    Isolated
    Showers then
    Haze

    Low: 77 °F

  • Saturday

    Saturday: Isolated showers before 3pm. Widespread haze. Mostly sunny, with a high near 87. East northeast wind 10 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.

    Isolated
    Showers

    High: 87 °F

  • Saturday
    Night

    Saturday Night: Isolated showers. Widespread haze. Partly cloudy, with a low around 75. East wind 7 to 11 mph. Chance of precipitation is 10%.

    Isolated
    Showers

    Low: 75 °F

  • Sunday

    Sunday: Isolated showers. Mostly sunny, with a high near 88. East northeast wind 7 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Isolated
    Showers

    High: 88 °F

  • Sunday
    Night

    Sunday Night: Scattered showers. Partly cloudy, with a low around 77. East wind 5 to 10 mph. Chance of precipitation is 50%.

    Scattered
    Showers

    Low: 77 °F

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 88. East northeast wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    High: 88 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 76. East southeast wind 6 to 9 mph.

    Partly Cloudy

    Low: 76 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. East wind 7 to 16 mph, with gusts as high as 21 mph.

    Mostly Sunny

    High: 89 °F

Detailed Forecast

Today
Widespread haze. Sunny, with a high near 88. East wind 6 to 16 mph, with gusts as high as 21 mph.
Tonight
Isolated showers between 9pm and midnight. Widespread haze. Partly cloudy, with a low around 77. East wind 8 to 10 mph. Chance of precipitation is 10%.
Saturday
Isolated showers before 3pm. Widespread haze. Mostly sunny, with a high near 87. East northeast wind 10 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.
Saturday Night
Isolated showers. Widespread haze. Partly cloudy, with a low around 75. East wind 7 to 11 mph. Chance of precipitation is 10%.
Sunday
Isolated showers. Mostly sunny, with a high near 88. East northeast wind 7 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Sunday Night
Scattered showers. Partly cloudy, with a low around 77. East wind 5 to 10 mph. Chance of precipitation is 50%.
Monday
Scattered showers. Partly sunny, with a high near 88. East northeast wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 76. East southeast wind 6 to 9 mph.
Tuesday
Mostly sunny, with a high near 89. East wind 7 to 16 mph, with gusts as high as 21 mph.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 76. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 75.
Thursday
Scattered showers. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
San Juan PRSimilar City Names
 18.41°N 66.07°W (Elev. 56 ft)
Last Update:
4:10 am AST May 20, 2022
Forecast Valid:
7am AST May 20, 2022-6pm AST May 26, 2022
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation