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

92°F

33°C

Humidity 54%
Wind Speed SE 20 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 24 Jun 4:52 pm CDT
Extended Forecast for

Harlingen TX

  • Tonight

    Tonight: Partly cloudy, with a low around 76. Southeast wind 8 to 16 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 95. Heat index values as high as 105. South southeast wind 8 to 17 mph, with gusts as high as 28 mph.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. South southeast wind 11 to 16 mph, with gusts as high as 26 mph.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, then gradually becoming sunny, with a high near 96. Heat index values as high as 105. Breezy, with a south southeast wind 11 to 20 mph, with gusts as high as 31 mph.

    High: 96 °F

    Becoming
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 78. Breezy, with a southeast wind 11 to 18 mph, with gusts as high as 29 mph.

    Low: 78 °F

    Clear and
    Breezy then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 95. Breezy, with a south southeast wind 11 to 20 mph, with gusts as high as 32 mph.

    High: 95 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 79. Breezy, with a southeast wind 13 to 20 mph, with gusts as high as 31 mph.

    Low: 79 °F

    Clear and
    Breezy then
    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 95. Breezy, with a south southeast wind 14 to 21 mph, with gusts as high as 33 mph.

    High: 95 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 79. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 31 mph.

    Low: 79 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 76. Southeast wind 8 to 16 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 95. Heat index values as high as 105. South southeast wind 8 to 17 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 78. South southeast wind 11 to 16 mph, with gusts as high as 26 mph.
Friday
Partly sunny, then gradually becoming sunny, with a high near 96. Heat index values as high as 105. Breezy, with a south southeast wind 11 to 20 mph, with gusts as high as 31 mph.
Friday Night
Mostly clear, with a low around 78. Breezy, with a southeast wind 11 to 18 mph, with gusts as high as 29 mph.
Saturday
Sunny, with a high near 95. Breezy, with a south southeast wind 11 to 20 mph, with gusts as high as 32 mph.
Saturday Night
Clear, with a low around 79. Breezy, with a southeast wind 13 to 20 mph, with gusts as high as 31 mph.
Sunday
Mostly sunny, with a high near 95. Breezy, with a south southeast wind 14 to 21 mph, with gusts as high as 33 mph.
Sunday Night
Partly cloudy, with a low around 79. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 31 mph.
Monday
Mostly sunny, with a high near 95. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 31 mph.
Monday Night
Partly cloudy, with a low around 78. Breezy, with a southeast wind 9 to 18 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen TX
 26.21°N 97.67°W
Last Update:
5:18 pm CDT Jun 24, 2026
Forecast Valid:
5pm CDT Jun 24, 2026-6pm CDT Jul 1, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation