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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Guanica PR

  • This Afternoon

    This Afternoon: Scattered showers. Partly sunny, with a high near 88. East wind 3 to 6 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers before 9pm. Mostly clear, with a low around 65. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.

    Low: 65 °F

    Isolated
    Showers then
    Clear

  • Thursday

    Thursday: Scattered showers, mainly after 3pm. Sunny, with a high near 88. Light and variable wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 30%.

    High: 88 °F

    Sunny then
    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers, mainly before midnight. Mostly cloudy, then gradually becoming clear, with a low around 66. East northeast wind around 5 mph. Chance of precipitation is 40%.

    Low: 66 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Friday

    Friday: Scattered showers after noon. Sunny, with a high near 89. Northeast wind 5 to 14 mph becoming east southeast in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%.

    High: 89 °F

    Sunny then
    Scattered
    Showers

  • Friday Night

    Friday Night: Clear, with a low around 66. Northeast wind around 6 mph.

    Low: 66 °F

    Clear

  • Saturday

    Saturday: Scattered showers after noon. Mostly sunny, with a high near 89. Northeast wind 5 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 50%.

    High: 89 °F

    Sunny then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: Clear, with a low around 66. Northeast wind 3 to 5 mph.

    Low: 66 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 88. Light and variable wind becoming east southeast 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 88 °F

    Sunny

Detailed Forecast

This Afternoon
Scattered showers. Partly sunny, with a high near 88. East wind 3 to 6 mph. Chance of precipitation is 40%.
Tonight
Isolated showers before 9pm. Mostly clear, with a low around 65. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.
Thursday
Scattered showers, mainly after 3pm. Sunny, with a high near 88. Light and variable wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 30%.
Thursday Night
Scattered showers, mainly before midnight. Mostly cloudy, then gradually becoming clear, with a low around 66. East northeast wind around 5 mph. Chance of precipitation is 40%.
Friday
Scattered showers after noon. Sunny, with a high near 89. Northeast wind 5 to 14 mph becoming east southeast in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Friday Night
Clear, with a low around 66. Northeast wind around 6 mph.
Saturday
Scattered showers after noon. Mostly sunny, with a high near 89. Northeast wind 5 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 50%.
Saturday Night
Clear, with a low around 66. Northeast wind 3 to 5 mph.
Sunday
Sunny, with a high near 88. Light and variable wind becoming east southeast 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Clear, with a low around 66.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 65.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Clear, with a low around 65.
Wednesday
Sunny, with a high near 87.
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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:
10:00 am AST Jan 7, 2026
Forecast Valid:
4pm AST Jan 7, 2026-6pm AST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation