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.

Partly Cloudy

73°F

23°C

Humidity 96%
Wind Speed E 3 mph
Barometer 30.05 in (1017.4 mb)
Dewpoint 72°F (22°C)
Visibility 9.00 mi
Last update 26 Nov 1:52 am CST
Extended Forecast for

Harlingen TX

  • Overnight

    Overnight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Partly cloudy, with a low around 67. North wind around 6 mph. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 78. Breezy, with a north northeast wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 70%.

    High: 78 °F

    Breezy.
    Showers
    Likely then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 60. North wind 8 to 14 mph, with gusts as high as 23 mph.

    Low: 60 °F

    Mostly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Partly sunny, with a high near 78. North wind 9 to 13 mph becoming east northeast in the afternoon. Winds could gust as high as 21 mph.

    High: 78 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 63. East wind 7 to 10 mph.

    Low: 63 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 78. Southeast wind 8 to 16 mph, with gusts as high as 26 mph.

    High: 78 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 68. Southeast wind around 14 mph, with gusts as high as 24 mph.

    Low: 68 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 84. Breezy, with a south southeast wind 13 to 18 mph, with gusts as high as 32 mph.

    High: 84 °F

    Partly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 63. South southeast wind 8 to 14 mph becoming east after midnight. Winds could gust as high as 23 mph.

    Low: 63 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Partly cloudy, with a low around 67. North wind around 6 mph. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 78. Breezy, with a north northeast wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 70%.
Wednesday Night
Mostly cloudy, with a low around 60. North wind 8 to 14 mph, with gusts as high as 23 mph.
Thanksgiving Day
Partly sunny, with a high near 78. North wind 9 to 13 mph becoming east northeast in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 63. East wind 7 to 10 mph.
Friday
Partly sunny, with a high near 78. Southeast wind 8 to 16 mph, with gusts as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 68. Southeast wind around 14 mph, with gusts as high as 24 mph.
Saturday
Partly sunny, with a high near 84. Breezy, with a south southeast wind 13 to 18 mph, with gusts as high as 32 mph.
Saturday Night
Mostly cloudy, with a low around 63. South southeast wind 8 to 14 mph becoming east after midnight. Winds could gust as high as 23 mph.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 77. North wind 8 to 14 mph, with gusts as high as 23 mph.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 53. North wind around 10 mph, with gusts as high as 20 mph.
Monday
A 30 percent chance of showers. Mostly cloudy, with a high near 66.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 49.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 67.
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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:
2:00 am CST Nov 26, 2025
Forecast Valid:
2am CST Nov 26, 2025-6pm CST Dec 2, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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