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.

Mostly Cloudy

78°F

26°C

Humidity 93%
Wind Speed SE 13 mph
Barometer 29.76 in (1007.6 mb)
Dewpoint 76°F (24°C)
Visibility 7.00 mi
Heat Index81°F (27°C)
Last update 16 May 1:52 am CDT
Extended Forecast for

Harlingen TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 78. South southeast wind around 14 mph, with gusts as high as 25 mph.

    Low: 78 °F

    Mostly Cloudy

  • Friday

    Friday: Widespread haze before 10am, then widespread haze after noon. Mostly cloudy through mid morning, then gradual clearing, with a high near 96. Heat index values as high as 108. Breezy, with a south southeast wind 14 to 18 mph, with gusts as high as 30 mph.

    High: 96 °F

    Haze and
    Breezy

  • Friday Night

    Friday Night: Widespread haze. Partly cloudy, with a low around 77. South southeast wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Haze

  • Saturday

    Saturday: Mostly sunny, with a high near 96. Heat index values as high as 107. South southeast wind 10 to 17 mph, with gusts as high as 29 mph.

    High: 96 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 77. Southeast wind 13 to 16 mph, with gusts as high as 26 mph.

    Low: 77 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 94. Breezy, with a south southeast wind 14 to 20 mph, with gusts as high as 32 mph.

    High: 94 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 78. Southeast wind 14 to 17 mph, with gusts as high as 28 mph.

    Low: 78 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 94. Breezy, with a south southeast wind 17 to 21 mph, with gusts as high as 34 mph.

    High: 94 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 79. South southeast wind 15 to 17 mph, with gusts as high as 30 mph.

    Low: 79 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 78. South southeast wind around 14 mph, with gusts as high as 25 mph.
Friday
Widespread haze before 10am, then widespread haze after noon. Mostly cloudy through mid morning, then gradual clearing, with a high near 96. Heat index values as high as 108. Breezy, with a south southeast wind 14 to 18 mph, with gusts as high as 30 mph.
Friday Night
Widespread haze. Partly cloudy, with a low around 77. South southeast wind 11 to 15 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 96. Heat index values as high as 107. South southeast wind 10 to 17 mph, with gusts as high as 29 mph.
Saturday Night
Partly cloudy, with a low around 77. Southeast wind 13 to 16 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 94. Breezy, with a south southeast wind 14 to 20 mph, with gusts as high as 32 mph.
Sunday Night
Mostly cloudy, with a low around 78. Southeast wind 14 to 17 mph, with gusts as high as 28 mph.
Monday
Mostly sunny, with a high near 94. Breezy, with a south southeast wind 17 to 21 mph, with gusts as high as 34 mph.
Monday Night
Mostly cloudy, with a low around 79. South southeast wind 15 to 17 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 97. South southeast wind around 16 mph, with gusts as high as 26 mph.
Tuesday Night
Partly cloudy, with a low around 77. South southeast wind 8 to 14 mph, with gusts as high as 23 mph.
Wednesday
Mostly sunny, with a high near 95.
Wednesday Night
Mostly cloudy, with a low around 76.
Thursday
Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen TX
 26.19°N 97.67°W
Last Update:
2:18 am CDT May 16, 2025
Forecast Valid:
2am CDT May 16, 2025-6pm CDT May 22, 2025
 
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