National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Ponce, Mercedita Airport (TJPS)

Lat: 18.02°NLon: 66.57°WElev: 26ft.

Overcast

79°F

26°C

Humidity 79%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 72°F (22°C)
Visibility 7.00 mi
Heat Index82°F (28°C)
Last update 31 Dec 8:35 pm AST
Extended Forecast for

Guanica PR

  • Tonight

    Tonight: Scattered showers, mainly between 9pm and 3am. Partly cloudy, with a low around 69. East wind around 9 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Scattered
    Showers

  • New Year's Day

    New Year's Day: Sunny, with a high near 88. East southeast wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Scattered showers, mainly after midnight. Partly cloudy, with a low around 68. East wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers after noon. Mostly sunny, with a high near 86. East southeast wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 30%.

    High: 86 °F

    Sunny then
    Scattered
    Showers

  • Friday Night

    Friday Night: Clear, with a low around 68. East northeast wind around 6 mph.

    Low: 68 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 88. East southeast wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 68. East wind 7 to 9 mph.

    Low: 68 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 89. Southeast wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 68. East wind 5 to 7 mph.

    Low: 68 °F

    Clear

Detailed Forecast

Tonight
Scattered showers, mainly between 9pm and 3am. Partly cloudy, with a low around 69. East wind around 9 mph. Chance of precipitation is 30%.
New Year's Day
Sunny, with a high near 88. East southeast wind 7 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Scattered showers, mainly after midnight. Partly cloudy, with a low around 68. East wind 6 to 8 mph. Chance of precipitation is 30%.
Friday
Scattered showers after noon. Mostly sunny, with a high near 86. East southeast wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 30%.
Friday Night
Clear, with a low around 68. East northeast wind around 6 mph.
Saturday
Sunny, with a high near 88. East southeast wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph.
Saturday Night
Clear, with a low around 68. East wind 7 to 9 mph.
Sunday
Sunny, with a high near 89. Southeast wind 8 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Clear, with a low around 68. East wind 5 to 7 mph.
Monday
Scattered showers, mainly after noon. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
Monday Night
Clear, with a low around 68.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Guanica PR
 17.97°N 66.92°W (Elev. 16 ft)
Last Update:
7:49 pm AST Dec 31, 2025
Forecast Valid:
8pm AST Dec 31, 2025-6pm AST Jan 7, 2026
 
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