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Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

84°F

29°C

Humidity 80%
Wind Speed E 9 mph
Barometer 29.91 in (1012.8 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 12 Oct 5:56 pm AST
Extended Forecast for

Vega Baja PR

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 75. Southeast wind 5 to 13 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly between noon and 3pm. Mostly sunny, with a high near 90. Heat index values as high as 105. East northeast wind 7 to 11 mph. Chance of precipitation is 40%.

    High: 90 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Isolated showers after midnight. Mostly clear, with a low around 75. East wind 5 to 9 mph. Chance of precipitation is 10%.

    Low: 75 °F

    Mostly Clear
    then Isolated
    Showers

  • Wednesday

    Wednesday: Isolated showers, then scattered showers and thunderstorms after noon. Mostly sunny, with a high near 91. Heat index values as high as 103. East northeast wind 5 to 14 mph. Chance of precipitation is 50%.

    High: 91 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Isolated showers. Partly cloudy, with a low around 76. East wind 6 to 9 mph. Chance of precipitation is 10%.

    Low: 76 °F

    Isolated
    Showers

  • Thursday

    Thursday: Isolated showers. Mostly sunny, with a high near 90. East northeast wind 8 to 13 mph. Chance of precipitation is 20%.

    High: 90 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Scattered showers. Partly cloudy, with a low around 75. East southeast wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 75 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers, mainly after noon. Mostly sunny, with a high near 92. East northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 92 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. Southeast wind 5 to 10 mph.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Tonight
Isolated showers. Partly cloudy, with a low around 75. Southeast wind 5 to 13 mph. Chance of precipitation is 20%.
Tuesday
Scattered showers, mainly between noon and 3pm. Mostly sunny, with a high near 90. Heat index values as high as 105. East northeast wind 7 to 11 mph. Chance of precipitation is 40%.
Tuesday Night
Isolated showers after midnight. Mostly clear, with a low around 75. East wind 5 to 9 mph. Chance of precipitation is 10%.
Wednesday
Isolated showers, then scattered showers and thunderstorms after noon. Mostly sunny, with a high near 91. Heat index values as high as 103. East northeast wind 5 to 14 mph. Chance of precipitation is 50%.
Wednesday Night
Isolated showers. Partly cloudy, with a low around 76. East wind 6 to 9 mph. Chance of precipitation is 10%.
Thursday
Isolated showers. Mostly sunny, with a high near 90. East northeast wind 8 to 13 mph. Chance of precipitation is 20%.
Thursday Night
Scattered showers. Partly cloudy, with a low around 75. East southeast wind 6 to 8 mph. Chance of precipitation is 30%.
Friday
Scattered showers, mainly after noon. Mostly sunny, with a high near 92. East northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 74. Southeast wind 5 to 10 mph.
Saturday
Scattered showers after noon. Mostly sunny, with a high near 92. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 75.
Sunday
Scattered showers. Mostly sunny, with a high near 92. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 75.
Monday
Scattered showers. Mostly sunny, with a high near 92. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Vega Baja PR
 18.44°N 66.4°W (Elev. 200 ft)
Last Update:
1:35 pm AST Oct 12, 2026
Forecast Valid:
6pm AST Oct 12, 2026-6pm AST Oct 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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