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.

Overcast

54°F

12°C

Humidity 77%
Wind Speed N 16 mph
Barometer 30.18 in (1021.9 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 4 Dec 10:52 pm CST
Extended Forecast for

Harlingen TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. North northwest wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 64. North wind 6 to 10 mph.

    High: 64 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 57. North northeast wind around 6 mph becoming calm.

    Low: 57 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 76. North northwest wind around 6 mph becoming east northeast in the afternoon.

    High: 76 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 62. East northeast wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 82. Calm wind becoming north northeast 5 to 8 mph in the afternoon.

    High: 82 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50. North wind 8 to 13 mph, with gusts as high as 23 mph.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 67. North wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 67 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49. North wind 3 to 6 mph.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 50. North northwest wind 10 to 14 mph, with gusts as high as 23 mph.
Friday
Partly sunny, with a high near 64. North wind 6 to 10 mph.
Friday Night
A 30 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 57. North northeast wind around 6 mph becoming calm.
Saturday
Partly sunny, with a high near 76. North northwest wind around 6 mph becoming east northeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 62. East northeast wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 82. Calm wind becoming north northeast 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 50. North wind 8 to 13 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 67. North wind 7 to 13 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 49. North wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 74. North wind around 7 mph becoming east southeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 55. East southeast wind around 6 mph becoming south after midnight.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 81.
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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:
11:45 pm CST Dec 4, 2025
Forecast Valid:
11pm CST Dec 4, 2025-6pm CST Dec 11, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation