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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 66%
Wind Speed E 18 mph
Barometer 30.00 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 2 Aug 5:56 pm AST
Extended Forecast for

Rio Blanco PR

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 77. East wind 8 to 10 mph. Chance of precipitation is 50%.

    Low: 77 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers before 9am, then scattered showers after noon. Widespread haze between 9am and 3pm. Mostly sunny, with a high near 88. East wind 10 to 14 mph. Chance of precipitation is 30%.

    High: 88 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers, mainly after 3am. Widespread haze before 3am. Partly cloudy, with a low around 77. East wind 7 to 10 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly before noon. Widespread haze after noon. Mostly sunny, with a high near 88. East wind 8 to 11 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 76. East northeast wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 88. East southeast wind 8 to 11 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers. Mostly cloudy, with a low around 75. East wind around 7 mph. Chance of precipitation is 40%.

    Low: 75 °F

    Scattered
    Showers

  • Thursday

    Thursday: Sunny, with a high near 88. East southeast wind around 11 mph.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 77. East wind around 8 mph.

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers. Mostly cloudy, with a low around 77. East wind 8 to 10 mph. Chance of precipitation is 50%.
Monday
Scattered showers before 9am, then scattered showers after noon. Widespread haze between 9am and 3pm. Mostly sunny, with a high near 88. East wind 10 to 14 mph. Chance of precipitation is 30%.
Monday Night
Scattered showers, mainly after 3am. Widespread haze before 3am. Partly cloudy, with a low around 77. East wind 7 to 10 mph. Chance of precipitation is 30%.
Tuesday
Scattered showers, mainly before noon. Widespread haze after noon. Mostly sunny, with a high near 88. East wind 8 to 11 mph. Chance of precipitation is 40%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 76. East northeast wind 5 to 7 mph. Chance of precipitation is 40%.
Wednesday
Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 88. East southeast wind 8 to 11 mph. Chance of precipitation is 40%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 75. East wind around 7 mph. Chance of precipitation is 40%.
Thursday
Sunny, with a high near 88. East southeast wind around 11 mph.
Thursday Night
Partly cloudy, with a low around 77. East wind around 8 mph.
Friday
Sunny, with a high near 89.
Friday Night
Scattered showers. Mostly cloudy, with a low around 76. Chance of precipitation is 40%.
Saturday
Sunny, with a high near 89.
Saturday Night
Scattered showers. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
Sunday
Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rio Blanco PR
 18.22°N 65.8°W (Elev. 246 ft)
Last Update:
3:53 pm AST Aug 2, 2026
Forecast Valid:
6pm AST Aug 2, 2026-6pm AST Aug 9, 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