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Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Mostly Cloudy

79°F

26°C

Humidity 84%
Wind Speed E 10 mph
Barometer 29.96 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 4 Oct 3:56 pm AST
Extended Forecast for

Lomas PR

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Cloudy, with a high near 87. Southeast wind around 10 mph. Chance of precipitation is 70%.

    High: 87 °F

    Showers
    Likely

  • Tonight

    Tonight: Scattered showers and thunderstorms. Mostly cloudy, with a low around 73. East southeast wind 3 to 5 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 73 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 88. East southeast wind 5 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 88 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 73. East southeast wind 3 to 6 mph. Chance of precipitation is 50%.

    Low: 73 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly after noon. Mostly sunny, with a high near 88. East wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers, mainly before midnight. Partly cloudy, with a low around 73. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 73 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 87. East southeast wind 8 to 10 mph. Chance of precipitation is 50%.

    High: 87 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers. Mostly cloudy, with a low around 73. East southeast wind 3 to 6 mph. Chance of precipitation is 50%.

    Low: 73 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers. Mostly cloudy, with a high near 87. East southeast wind 7 to 13 mph. Chance of precipitation is 50%.

    High: 87 °F

    Scattered
    Showers

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Cloudy, with a high near 87. Southeast wind around 10 mph. Chance of precipitation is 70%.
Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 73. East southeast wind 3 to 5 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Scattered showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 88. East southeast wind 5 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 73. East southeast wind 3 to 6 mph. Chance of precipitation is 50%.
Tuesday
Scattered showers, mainly after noon. Mostly sunny, with a high near 88. East wind 5 to 10 mph. Chance of precipitation is 40%.
Tuesday Night
Scattered showers, mainly before midnight. Partly cloudy, with a low around 73. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
Scattered showers. Partly sunny, with a high near 87. East southeast wind 8 to 10 mph. Chance of precipitation is 50%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 73. East southeast wind 3 to 6 mph. Chance of precipitation is 50%.
Thursday
Scattered showers. Mostly cloudy, with a high near 87. East southeast wind 7 to 13 mph. Chance of precipitation is 50%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
Friday
Scattered showers. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 73.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 73.
Sunday
Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lomas PR
 18.27°N 65.91°W (Elev. 1070 ft)
Last Update:
3:41 pm AST Oct 4, 2026
Forecast Valid:
4pm AST Oct 4, 2026-6pm AST Oct 11, 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