National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
News Headlines
Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

88°F

31°C

Humidity 70%
Wind Speed NE 10 G 18 mph
Barometer 30.01 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 14 Oct 10:56 am AST
Extended Forecast for

Toa Baja PR

  • Today

    Today: Scattered showers, mainly before noon. Mostly sunny, with a high near 88. Heat index values as high as 106. East northeast wind 13 to 15 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers, mainly between midnight and 3am. Partly cloudy, with a low around 78. East wind 6 to 9 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers, mainly between 9am and noon. Mostly sunny, with a high near 88. Heat index values as high as 106. East northeast wind 8 to 16 mph. Chance of precipitation is 30%.

    High: 88 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers. Mostly cloudy, with a low around 77. East wind 6 to 9 mph. Chance of precipitation is 40%.

    Low: 77 °F

    Scattered
    Showers

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 89. 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 20%.

    High: 89 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Scattered showers, mainly after midnight. Partly cloudy, with a low around 77. East wind 5 to 9 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 88. East northeast wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 77. Southeast wind 5 to 9 mph.

    Low: 77 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 89. East northeast wind 5 to 15 mph.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
Scattered showers, mainly before noon. Mostly sunny, with a high near 88. Heat index values as high as 106. East northeast wind 13 to 15 mph. Chance of precipitation is 40%.
Tonight
Scattered showers, mainly between midnight and 3am. Partly cloudy, with a low around 78. East wind 6 to 9 mph. Chance of precipitation is 30%.
Thursday
Scattered showers, mainly between 9am and noon. Mostly sunny, with a high near 88. Heat index values as high as 106. East northeast wind 8 to 16 mph. Chance of precipitation is 30%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 77. East wind 6 to 9 mph. Chance of precipitation is 40%.
Friday
Isolated showers. Mostly sunny, with a high near 89. 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 20%.
Friday Night
Scattered showers, mainly after midnight. Partly cloudy, with a low around 77. East wind 5 to 9 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 88. East northeast wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 77. Southeast wind 5 to 9 mph.
Sunday
Mostly sunny, with a high near 89. East northeast wind 5 to 15 mph.
Sunday Night
Partly cloudy, with a low around 77.
Monday
Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 77.
Tuesday
Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Toa Baja PR
 18.45°N 66.26°W (Elev. 13 ft)
Last Update:
3:51 am AST Oct 14, 2026
Forecast Valid:
11am AST Oct 14, 2026-6pm AST Oct 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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