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

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Fair

77°F

25°C

Humidity 94%
Wind Speed S 8 mph
Barometer 30.05 in (1017.6 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 1 Aug 2:52 am CDT
Extended Forecast for

San Perlita TX

  • Overnight

    Overnight: Clear, with a low around 75. South wind around 6 mph.

    Low: 75 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 98. Heat index values as high as 109. South southeast wind 5 to 10 mph.

    High: 98 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. South southeast wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 99. Heat index values as high as 110. Light south southeast wind becoming east southeast 5 to 10 mph in the morning.

    High: 99 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. South southeast wind 6 to 11 mph.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 98. South wind 5 to 11 mph.

    High: 98 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76. South southeast wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 98. South southeast wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 98 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. Southeast wind 5 to 14 mph, with gusts as high as 22 mph.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 75. South wind around 6 mph.
Friday
Sunny, with a high near 98. Heat index values as high as 109. South southeast wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 76. South southeast wind 5 to 11 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 99. Heat index values as high as 110. Light south southeast wind becoming east southeast 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 76. South southeast wind 6 to 11 mph.
Sunday
Sunny, with a high near 98. South wind 5 to 11 mph.
Sunday Night
Mostly clear, with a low around 76. South southeast wind 6 to 13 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 98. South southeast wind 6 to 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 76. Southeast wind 5 to 14 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 96. East southeast wind 5 to 11 mph.
Tuesday Night
Mostly clear, with a low around 76. East southeast wind 5 to 11 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Sunny, with a high near 96.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Perlita TX
 26.51°N 97.63°W
Last Update:
3:00 am CDT Aug 1, 2025
Forecast Valid:
3am CDT Aug 1, 2025-6pm CDT Aug 7, 2025
 
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Additional Resources

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Chance of Precipitation