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

78°F

26°C

Humidity 79%
Wind Speed Calm
Barometer 30.07 in (1018.2 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 12 May 9:56 pm AST
Extended Forecast for

Emajagua PR

  • Tonight

    Tonight: Showers likely, mainly between midnight and 3am. Mostly cloudy, with a low around 76. East wind 11 to 13 mph. Chance of precipitation is 60%.

    Low: 76 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Scattered showers, mainly between 9am and noon. Mostly sunny, with a high near 85. East southeast wind 13 to 15 mph. Chance of precipitation is 30%.

    High: 85 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers. Mostly cloudy, with a low around 77. East wind 11 to 14 mph. Chance of precipitation is 50%.

    Low: 77 °F

    Scattered
    Showers

  • Thursday

    Thursday: Showers likely, mainly before 9am. Mostly cloudy, with a high near 85. East southeast wind 13 to 15 mph. Chance of precipitation is 60%.

    High: 85 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Isolated showers. Partly cloudy, with a low around 77. East wind around 10 mph. Chance of precipitation is 20%.

    Low: 77 °F

    Isolated
    Showers

  • Friday

    Friday: Scattered showers, mainly before noon. Mostly sunny, with a high near 85. East southeast wind 9 to 13 mph. Chance of precipitation is 30%.

    High: 85 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 77. East wind around 11 mph.

    Low: 77 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85. East wind around 13 mph.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Scattered showers. Mostly cloudy, with a low around 77. East wind around 13 mph. Chance of precipitation is 40%.

    Low: 77 °F

    Scattered
    Showers

Detailed Forecast

Tonight
Showers likely, mainly between midnight and 3am. Mostly cloudy, with a low around 76. East wind 11 to 13 mph. Chance of precipitation is 60%.
Wednesday
Scattered showers, mainly between 9am and noon. Mostly sunny, with a high near 85. East southeast wind 13 to 15 mph. Chance of precipitation is 30%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 77. East wind 11 to 14 mph. Chance of precipitation is 50%.
Thursday
Showers likely, mainly before 9am. Mostly cloudy, with a high near 85. East southeast wind 13 to 15 mph. Chance of precipitation is 60%.
Thursday Night
Isolated showers. Partly cloudy, with a low around 77. East wind around 10 mph. Chance of precipitation is 20%.
Friday
Scattered showers, mainly before noon. Mostly sunny, with a high near 85. East southeast wind 9 to 13 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 77. East wind around 11 mph.
Saturday
Mostly sunny, with a high near 85. East wind around 13 mph.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 77. East wind around 13 mph. Chance of precipitation is 40%.
Sunday
Scattered showers, mainly before noon. Mostly sunny, with a high near 85. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 77. Chance of precipitation is 40%.
Monday
Scattered showers. Mostly cloudy, with a high near 85. Chance of precipitation is 50%.
Monday Night
Scattered showers. Mostly cloudy, with a low around 77. Chance of precipitation is 50%.
Tuesday
Scattered showers. Partly sunny, with a high near 85. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Emajagua PR
 18°N 65.87°W (Elev. 0 ft)
Last Update:
9:54 pm AST May 12, 2026
Forecast Valid:
10pm AST May 12, 2026-6pm AST May 19, 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