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Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

85°F

29°C

Humidity 70%
Wind Speed E 15 mph
Barometer 30.00 in (1015.6 mb)
Dewpoint 74°F (23°C)
Visibility 9.00 mi
Heat Index93°F (34°C)
Last update 1 Jul 8:56 am AST
Extended Forecast for

Rio Lajas PR

  • Today

    Today: Scattered showers, mainly between noon and 3pm. Mostly sunny, with a high near 88. East southeast wind 9 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 88 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers, mainly after midnight. Partly cloudy, with a low around 77. East southeast wind 6 to 9 mph. Chance of precipitation is 40%.

    Low: 77 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Thursday

    Thursday: Isolated showers. Mostly sunny, with a high near 88. East southeast wind 8 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 88 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Isolated showers after midnight. Mostly clear, with a low around 75. East wind around 8 mph. Chance of precipitation is 10%.

    Low: 75 °F

    Clear then
    Isolated
    Showers

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 88. East wind 9 to 17 mph. Chance of precipitation is 10%.

    High: 88 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. East southeast wind 6 to 9 mph.

    Low: 76 °F

    Mostly Clear

  • Independence Day

    Independence Day: Mostly sunny, with a high near 86. East wind 8 to 17 mph, with gusts as high as 22 mph.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 76. East southeast wind 7 to 9 mph.

    Low: 76 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 87. East wind 9 to 18 mph, with gusts as high as 23 mph.

    High: 87 °F

    Sunny

Detailed Forecast

Today
Scattered showers, mainly between noon and 3pm. Mostly sunny, with a high near 88. East southeast wind 9 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tonight
Scattered showers, mainly after midnight. Partly cloudy, with a low around 77. East southeast wind 6 to 9 mph. Chance of precipitation is 40%.
Thursday
Isolated showers. Mostly sunny, with a high near 88. East southeast wind 8 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Thursday Night
Isolated showers after midnight. Mostly clear, with a low around 75. East wind around 8 mph. Chance of precipitation is 10%.
Friday
Isolated showers. Mostly sunny, with a high near 88. East wind 9 to 17 mph. Chance of precipitation is 10%.
Friday Night
Mostly clear, with a low around 76. East southeast wind 6 to 9 mph.
Independence Day
Mostly sunny, with a high near 86. East wind 8 to 17 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 76. East southeast wind 7 to 9 mph.
Sunday
Sunny, with a high near 87. East wind 9 to 18 mph, with gusts as high as 23 mph.
Sunday Night
Clear, with a low around 76.
Monday
Mostly sunny, with a high near 86.
Monday Night
Clear, with a low around 76.
Tuesday
Sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rio Lajas PR
 18.39°N 66.28°W (Elev. 217 ft)
Last Update:
3:47 am AST Jul 1, 2026
Forecast Valid:
9am AST Jul 1, 2026-6pm AST Jul 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation