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Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Mostly Cloudy

81°F

27°C

Humidity 85%
Wind Speed E 3 mph
Barometer 29.99 in (1015.3 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 15 Oct 12:56 am AST
Extended Forecast for

Cayey PR

  • Overnight

    Overnight: Isolated showers before 3am. Mostly clear, with a low around 71. Light northeast wind. Chance of precipitation is 10%.

    Low: 71 °F

    Isolated
    Showers

  • Thursday

    Thursday: Scattered showers, with thunderstorms also possible after 3pm. Increasing clouds, with a high near 83. East wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 83 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers before 9pm, then scattered showers after midnight. Mostly cloudy during the early evening, then becoming clear, with a low around 72. East northeast wind 3 to 5 mph. Chance of precipitation is 40%.

    Low: 72 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers, mainly after noon. Mostly sunny, with a high near 84. Light east northeast wind becoming east 6 to 11 mph in the morning. Chance of precipitation is 30%.

    High: 84 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Scattered showers, mainly after midnight. Partly cloudy, with a low around 70. East northeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%.

    Low: 70 °F

    Scattered
    Showers

  • Saturday

    Saturday: Isolated showers. Mostly sunny, with a high near 84. East wind 6 to 10 mph. Chance of precipitation is 20%.

    High: 84 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 71. East northeast wind 3 to 5 mph.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: Scattered showers, mainly after noon. Mostly sunny, with a high near 84. East wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 84 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71. East northeast wind 3 to 5 mph.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

Overnight
Isolated showers before 3am. Mostly clear, with a low around 71. Light northeast wind. Chance of precipitation is 10%.
Thursday
Scattered showers, with thunderstorms also possible after 3pm. Increasing clouds, with a high near 83. East wind 5 to 10 mph. Chance of precipitation is 50%.
Thursday Night
Scattered showers before 9pm, then scattered showers after midnight. Mostly cloudy during the early evening, then becoming clear, with a low around 72. East northeast wind 3 to 5 mph. Chance of precipitation is 40%.
Friday
Scattered showers, mainly after noon. Mostly sunny, with a high near 84. Light east northeast wind becoming east 6 to 11 mph in the morning. Chance of precipitation is 30%.
Friday Night
Scattered showers, mainly after midnight. Partly cloudy, with a low around 70. East northeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%.
Saturday
Isolated showers. Mostly sunny, with a high near 84. East wind 6 to 10 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 71. East northeast wind 3 to 5 mph.
Sunday
Scattered showers, mainly after noon. Mostly sunny, with a high near 84. East wind 5 to 10 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 71. East northeast wind 3 to 5 mph.
Monday
Scattered showers, mainly after noon. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 71.
Tuesday
Showers likely. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
Scattered showers. Mostly sunny, with a high near 82. 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:
2:53 pm AST Oct 14, 2026
Forecast Valid:
1am AST Oct 15, 2026-6pm AST Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation