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Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

87°F

31°C

Humidity 67%
Wind Speed E 15 mph
Barometer 29.96 in (1014.4 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 11 Oct 3:56 pm AST
Extended Forecast for

Monserrate PR

  • This Afternoon

    This Afternoon: Scattered showers. Mostly sunny, with a high near 89. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 89 °F

    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 75. East southeast wind around 8 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Isolated
    Showers

  • Columbus Day

    Columbus Day: Scattered showers, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 91. Heat index values as high as 106. East northeast wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 91 °F

    Isolated
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Isolated showers. Partly cloudy, with a low around 76. East southeast wind 5 to 8 mph. Chance of precipitation is 20%.

    Low: 76 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 89. East northeast wind 6 to 13 mph. Chance of precipitation is 70%.

    High: 89 °F

    Isolated
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Isolated showers after midnight. Mostly clear, with a low around 76. East wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 10%.

    Low: 76 °F

    Mostly Clear
    then Isolated
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after noon. Partly sunny, with a high near 92. East northeast wind 7 to 15 mph. Chance of precipitation is 60%.

    High: 92 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76. East southeast wind 7 to 9 mph.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: Scattered showers, mainly after noon. Mostly sunny, with a high near 91. East northeast wind 8 to 14 mph. Chance of precipitation is 40%.

    High: 91 °F

    Mostly Sunny
    then
    Scattered
    Showers

Detailed Forecast

This Afternoon
Scattered showers. Mostly sunny, with a high near 89. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Tonight
Isolated showers. Partly cloudy, with a low around 75. East southeast wind around 8 mph. Chance of precipitation is 20%.
Columbus Day
Scattered showers, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 91. Heat index values as high as 106. East northeast wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Isolated showers. Partly cloudy, with a low around 76. East southeast wind 5 to 8 mph. Chance of precipitation is 20%.
Tuesday
Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 89. East northeast wind 6 to 13 mph. Chance of precipitation is 70%.
Tuesday Night
Isolated showers after midnight. Mostly clear, with a low around 76. East wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 10%.
Wednesday
Showers likely, mainly after noon. Partly sunny, with a high near 92. East northeast wind 7 to 15 mph. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 76. East southeast wind 7 to 9 mph.
Thursday
Scattered showers, mainly after noon. Mostly sunny, with a high near 91. East northeast wind 8 to 14 mph. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 76.
Friday
Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 76.
Saturday
Scattered showers. Partly sunny, with a high near 92. Chance of precipitation is 40%.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Scattered showers. Mostly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monserrate PR
 18.44°N 66.35°W (Elev. 144 ft)
Last Update:
1:26 pm AST Oct 11, 2026
Forecast Valid:
4pm AST Oct 11, 2026-6pm AST Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation