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Current conditions at

Ponce, Mercedita Airport (TJPS)

Lat: 18.02°NLon: 66.57°WElev: 26ft.

Fair

90°F

32°C

Humidity 55%
Wind Speed SE 17 G 24 mph
Barometer 30.09 in
Dewpoint 72°F (22°C)
Visibility 8.00 mi
Heat Index97°F (36°C)
Last update 18 Jun 11:35 am AST
Extended Forecast for

Guanica PR

  • Today

    Today: Isolated showers before noon, then isolated showers after 3pm. Mostly sunny, with a high near 93. Heat index values as high as 102. East southeast wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    High: 93 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers between midnight and 3am. Widespread haze. Mostly clear, with a low around 76. East wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.

    Low: 76 °F

    Haze then
    Isolated
    Showers

  • Juneteenth

    Juneteenth: Isolated showers before 9am. Widespread haze. Sunny, with a high near 93. Heat index values as high as 103. East southeast wind 13 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    High: 93 °F

    Isolated
    Showers then
    Haze

  • Friday Night

    Friday Night: Widespread haze. Mostly clear, with a low around 76. East wind 8 to 15 mph, with gusts as high as 24 mph.

    Low: 76 °F

    Haze

  • Saturday

    Saturday: Widespread haze before noon. Sunny, with a high near 93. East southeast wind 10 to 20 mph, with gusts as high as 33 mph.

    High: 93 °F

    Haze then
    Sunny

  • Saturday Night

    Saturday Night: Isolated showers after midnight. Widespread haze before midnight. Mostly clear, with a low around 76. East northeast wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.

    Low: 76 °F

    Haze then
    Isolated
    Showers

  • Sunday

    Sunday: Sunny, with a high near 93. East southeast wind 13 to 20 mph, with gusts as high as 32 mph.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 77. East wind 10 to 17 mph, with gusts as high as 28 mph.

    Low: 77 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 94. East southeast wind 17 to 23 mph, with gusts as high as 37 mph.

    High: 94 °F

    Sunny

Detailed Forecast

Today
Isolated showers before noon, then isolated showers after 3pm. Mostly sunny, with a high near 93. Heat index values as high as 102. East southeast wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Tonight
Isolated showers between midnight and 3am. Widespread haze. Mostly clear, with a low around 76. East wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.
Juneteenth
Isolated showers before 9am. Widespread haze. Sunny, with a high near 93. Heat index values as high as 103. East southeast wind 13 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Friday Night
Widespread haze. Mostly clear, with a low around 76. East wind 8 to 15 mph, with gusts as high as 24 mph.
Saturday
Widespread haze before noon. Sunny, with a high near 93. East southeast wind 10 to 20 mph, with gusts as high as 33 mph.
Saturday Night
Isolated showers after midnight. Widespread haze before midnight. Mostly clear, with a low around 76. East northeast wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.
Sunday
Sunny, with a high near 93. East southeast wind 13 to 20 mph, with gusts as high as 32 mph.
Sunday Night
Partly cloudy, with a low around 77. East wind 10 to 17 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 94. East southeast wind 17 to 23 mph, with gusts as high as 37 mph.
Monday Night
Partly cloudy, with a low around 77.
Tuesday
Mostly sunny, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
Sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Guanica PR
 17.96°N 66.93°W (Elev. 59 ft)
Last Update:
8:17 am AST Jun 18, 2026
Forecast Valid:
11am AST Jun 18, 2026-6pm AST Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation