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

79°F

26°C

Humidity 94%
Wind Speed SE 8 mph
Barometer 30.05 in (1017.4 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 18 Jul 11:52 pm CDT
Extended Forecast for

Harlingen TX

  • Overnight

    Overnight: Partly cloudy, with a low around 78. South southeast wind 7 to 9 mph.

    Low: 78 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 96. Heat index values as high as 105. South southeast wind 6 to 16 mph, with gusts as high as 26 mph.

    High: 96 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 79. Southeast wind 9 to 15 mph, with gusts as high as 24 mph.

    Low: 79 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 97. South southeast wind 9 to 17 mph, with gusts as high as 28 mph.

    High: 97 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 78. Southeast wind 10 to 17 mph, with gusts as high as 26 mph.

    Low: 78 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 97. South southeast wind 9 to 16 mph, with gusts as high as 28 mph.

    High: 97 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 79. Southeast wind 9 to 16 mph, with gusts as high as 25 mph.

    Low: 79 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 97. Southeast wind 8 to 15 mph, with gusts as high as 24 mph.

    High: 97 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78. South southeast wind 7 to 15 mph, with gusts as high as 23 mph.

    Low: 78 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 78. South southeast wind 7 to 9 mph.
Saturday
Mostly sunny, with a high near 96. Heat index values as high as 105. South southeast wind 6 to 16 mph, with gusts as high as 26 mph.
Saturday Night
Increasing clouds, with a low around 79. Southeast wind 9 to 15 mph, with gusts as high as 24 mph.
Sunday
Mostly sunny, with a high near 97. South southeast wind 9 to 17 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 78. Southeast wind 10 to 17 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 97. South southeast wind 9 to 16 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 79. Southeast wind 9 to 16 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 97. Southeast wind 8 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 78. South southeast wind 7 to 15 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a high near 97. South southeast wind 6 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 78. Southeast wind 6 to 14 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 97.
Thursday Night
Partly cloudy, with a low around 78.
Friday
Mostly sunny, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen TX
 26.21°N 97.7°W
Last Update:
12:00 am CDT Jul 19, 2025
Forecast Valid:
12am CDT Jul 19, 2025-6pm CDT Jul 25, 2025
 
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