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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 89%
Wind Speed S 3 mph
Barometer 29.81 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 5 Nov 6:56 pm AST
Extended Forecast for

Vega Alta PR

  • Tonight

    Tonight: Scattered showers and thunderstorms. Partly cloudy, with a low around 76. Light south southwest wind. Chance of precipitation is 40%.

    Low: 76 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers, then showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 88. West southwest wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.

    High: 88 °F

    Scattered
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Scattered showers, mainly before 9pm. Partly cloudy, with a low around 76. South southwest wind 3 to 5 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Saturday

    Saturday: Scattered showers, then showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 90. West wind 3 to 8 mph. Chance of precipitation is 70%.

    High: 90 °F

    Scattered
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Isolated showers. Partly cloudy, with a low around 76. South southwest wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 76 °F

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 90. Light and variable wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 70%.

    High: 90 °F

    Isolated
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76. Light south southwest wind.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Showers likely after noon. Partly sunny, with a high near 90. Calm wind becoming north 5 to 8 mph in the morning. Chance of precipitation is 70%.

    High: 90 °F

    Sunny then
    Showers
    Likely

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Partly cloudy, with a low around 76. Light south southwest wind. Chance of precipitation is 40%.
Friday
Scattered showers, then showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 88. West southwest wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.
Friday Night
Scattered showers, mainly before 9pm. Partly cloudy, with a low around 76. South southwest wind 3 to 5 mph. Chance of precipitation is 40%.
Saturday
Scattered showers, then showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 90. West wind 3 to 8 mph. Chance of precipitation is 70%.
Saturday Night
Isolated showers. Partly cloudy, with a low around 76. South southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Sunday
Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 90. Light and variable wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 70%.
Sunday Night
Mostly clear, with a low around 76. Light south southwest wind.
Monday
Showers likely after noon. Partly sunny, with a high near 90. Calm wind becoming north 5 to 8 mph in the morning. Chance of precipitation is 70%.
Monday Night
Mostly clear, with a low around 76. Calm wind.
Tuesday
Scattered showers after noon. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Tuesday Night
Mostly clear, with a low around 76.
Veterans Day
Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
Wednesday Night
Clear, with a low around 76.
Thursday
Showers likely. Mostly sunny, with a high near 91. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Vega Alta PR
 18.41°N 66.33°W (Elev. 154 ft)
Last Update:
3:55 pm AST Nov 5, 2026
Forecast Valid:
7pm AST Nov 5, 2026-6pm AST Nov 12, 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