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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 SE 7 mph
Barometer 29.97 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 4 Oct 4:56 pm AST
Extended Forecast for

Arroyo PR

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Cloudy, with a steady temperature around 83. East wind around 9 mph. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 77. East wind 5 to 7 mph. Chance of precipitation is 50%.

    Low: 77 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers, mainly before 3pm. Mostly sunny, with a high near 89. Heat index values as high as 105. East southeast wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 89 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 77. East wind around 7 mph. Chance of precipitation is 50%.

    Low: 77 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly after noon. Mostly sunny, with a high near 89. East wind around 9 mph. Chance of precipitation is 30%.

    High: 89 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers, mainly before midnight. Partly cloudy, with a low around 78. East northeast wind around 7 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 88. East southeast wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    High: 88 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 76. East wind 5 to 7 mph. Chance of precipitation is 60%.

    Low: 76 °F

    Showers
    Likely

  • Thursday

    Thursday: Scattered showers. Mostly cloudy, with a high near 88. East southeast wind 7 to 10 mph. Chance of precipitation is 50%.

    High: 88 °F

    Scattered
    Showers

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Cloudy, with a steady temperature around 83. East wind around 9 mph. Chance of precipitation is 70%.
Tonight
Scattered showers. Mostly cloudy, with a low around 77. East wind 5 to 7 mph. Chance of precipitation is 50%.
Monday
Scattered showers, mainly before 3pm. Mostly sunny, with a high near 89. Heat index values as high as 105. East southeast wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday Night
Scattered showers. Mostly cloudy, with a low around 77. East wind around 7 mph. Chance of precipitation is 50%.
Tuesday
Scattered showers, mainly after noon. Mostly sunny, with a high near 89. East wind around 9 mph. Chance of precipitation is 30%.
Tuesday Night
Scattered showers, mainly before midnight. Partly cloudy, with a low around 78. East northeast wind around 7 mph. Chance of precipitation is 30%.
Wednesday
Scattered showers. Partly sunny, with a high near 88. East southeast wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 76. East wind 5 to 7 mph. Chance of precipitation is 60%.
Thursday
Scattered showers. Mostly cloudy, with a high near 88. East southeast wind 7 to 10 mph. Chance of precipitation is 50%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 77. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 77.
Saturday
Sunny, with a high near 89.
Saturday Night
Partly cloudy, with a low around 76.
Sunday
Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arroyo PR
 17.97°N 66.05°W (Elev. 16 ft)
Last Update:
3:41 pm AST Oct 4, 2026
Forecast Valid:
5pm AST Oct 4, 2026-6pm AST Oct 11, 2026
 
Forecast Discussion
 
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Additional Resources

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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