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

61°F

16°C

Humidity 46%
Wind Speed NE 12 mph
Barometer 30.20 in (1022.4 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 12 Mar 7:52 pm CDT
Extended Forecast for

Harlingen TX

  • Tonight

    Tonight: Clear, with a low around 48. East northeast wind 5 to 10 mph becoming light east southeast after midnight.

    Low: 48 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 84. Calm wind becoming east southeast 5 to 8 mph in the afternoon.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 59. South southeast wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 89. South southeast wind 6 to 16 mph, with gusts as high as 25 mph.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. South southeast wind 11 to 16 mph, with gusts as high as 26 mph.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 94. South wind 13 to 17 mph, with gusts as high as 28 mph.

    High: 94 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 55. Breezy, with a south southeast wind 11 to 20 mph becoming north after midnight. Winds could gust as high as 31 mph.

    Low: 55 °F

    Partly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Monday

    Monday: Mostly sunny, with a high near 68. Breezy, with a north wind 18 to 24 mph, with gusts as high as 34 mph.

    High: 68 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. Northeast wind 5 to 15 mph, with gusts as high as 23 mph.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 48. East northeast wind 5 to 10 mph becoming light east southeast after midnight.
Friday
Sunny, with a high near 84. Calm wind becoming east southeast 5 to 8 mph in the afternoon.
Friday Night
Clear, with a low around 59. South southeast wind 6 to 13 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 89. South southeast wind 6 to 16 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 67. South southeast wind 11 to 16 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 94. South wind 13 to 17 mph, with gusts as high as 28 mph.
Sunday Night
Mostly cloudy, with a low around 55. Breezy, with a south southeast wind 11 to 20 mph becoming north after midnight. Winds could gust as high as 31 mph.
Monday
Mostly sunny, with a high near 68. Breezy, with a north wind 18 to 24 mph, with gusts as high as 34 mph.
Monday Night
Partly cloudy, with a low around 50. Northeast wind 5 to 15 mph, with gusts as high as 23 mph.
Tuesday
Partly sunny, with a high near 73. North northeast wind 5 to 14 mph becoming east in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 57. Southeast wind 6 to 13 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen TX
 26.21°N 97.67°W
Last Update:
8:00 pm CDT Mar 12, 2026
Forecast Valid:
8pm CDT Mar 12, 2026-6pm CDT Mar 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation