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Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Mostly Cloudy

78°F

26°C

Humidity 85%
Wind Speed S 6 mph
Barometer 30.06 in (1017.7 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 11 Oct 7:56 am AST
Extended Forecast for

Cayey PR

  • Today

    Today: Scattered showers and thunderstorms between noon and 3pm, then isolated showers. Partly sunny, with a high near 83. East wind 7 to 13 mph. Chance of precipitation is 50%.

    High: 83 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers, mainly between midnight and 3am. Mostly clear, with a low around 68. East northeast wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Clear then
    Scattered
    Showers

  • Columbus Day

    Columbus Day: Scattered showers, mainly after noon. Increasing clouds, with a high near 84. East wind 7 to 9 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    High: 84 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Monday Night

    Monday Night: Isolated showers. Partly cloudy, with a low around 71. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 71 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 84. East northeast wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 60%.

    High: 84 °F

    Isolated
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Scattered showers. Partly cloudy, with a low around 72. Northeast wind 5 to 7 mph becoming calm. Chance of precipitation is 30%.

    Low: 72 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 85. East wind 5 to 8 mph. Chance of precipitation is 50%.

    High: 85 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers. Partly cloudy, with a low around 69. Light northeast wind. Chance of precipitation is 30%.

    Low: 69 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers, mainly after noon. Mostly sunny, with a high near 85. Light northeast wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 50%.

    High: 85 °F

    Mostly Sunny
    then
    Scattered
    Showers

Detailed Forecast

Today
Scattered showers and thunderstorms between noon and 3pm, then isolated showers. Partly sunny, with a high near 83. East wind 7 to 13 mph. Chance of precipitation is 50%.
Tonight
Scattered showers, mainly between midnight and 3am. Mostly clear, with a low around 68. East northeast wind 3 to 6 mph. Chance of precipitation is 30%.
Columbus Day
Scattered showers, mainly after noon. Increasing clouds, with a high near 84. East wind 7 to 9 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Isolated showers. Partly cloudy, with a low around 71. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 84. East northeast wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 60%.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 72. Northeast wind 5 to 7 mph becoming calm. Chance of precipitation is 30%.
Wednesday
Scattered showers. Partly sunny, with a high near 85. East wind 5 to 8 mph. Chance of precipitation is 50%.
Wednesday Night
Scattered showers. Partly cloudy, with a low around 69. Light northeast wind. Chance of precipitation is 30%.
Thursday
Scattered showers, mainly after noon. Mostly sunny, with a high near 85. Light northeast wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 50%.
Thursday Night
Partly cloudy, with a low around 69.
Friday
Mostly sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 69.
Saturday
Scattered showers. Partly sunny, with a high near 84. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cayey PR
 18.12°N 66.16°W (Elev. 1306 ft)
Last Update:
6:55 am AST Oct 11, 2026
Forecast Valid:
8am AST Oct 11, 2026-6pm AST Oct 17, 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