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

83°F

28°C

Humidity 63%
Wind Speed E 15 mph
Barometer 29.91 in (1012.7 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 25 Nov 4:52 pm CST
Extended Forecast for

Harlingen TX

  • Tonight

    Tonight: Showers and thunderstorms likely before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 68. East wind 5 to 9 mph. Chance of precipitation is 60%.

    Low: 68 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly before 10am. Partly sunny, with a high near 78. Breezy, with a north northeast wind 9 to 14 mph increasing to 16 to 21 mph in the morning. Winds could gust as high as 26 mph.

    High: 78 °F

    Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 60. North northeast wind 7 to 11 mph.

    Low: 60 °F

    Mostly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 79. North wind 8 to 11 mph becoming east northeast in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. East wind 6 to 9 mph.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 80. Southeast wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 80 °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 85. Breezy, with a south wind 13 to 18 mph, with gusts as high as 31 mph.

    High: 85 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 62. South southeast wind 9 to 11 mph becoming east northeast after midnight. Winds could gust as high as 22 mph.

    Low: 62 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 68. East wind 5 to 9 mph. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly before 10am. Partly sunny, with a high near 78. Breezy, with a north northeast wind 9 to 14 mph increasing to 16 to 21 mph in the morning. Winds could gust as high as 26 mph.
Wednesday Night
Mostly cloudy, with a low around 60. North northeast wind 7 to 11 mph.
Thanksgiving Day
Mostly sunny, with a high near 79. North wind 8 to 11 mph becoming east northeast in the afternoon.
Thursday Night
Partly cloudy, with a low around 64. East wind 6 to 9 mph.
Friday
Partly sunny, with a high near 80. Southeast wind 8 to 15 mph, with gusts as high as 23 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 85. Breezy, with a south wind 13 to 18 mph, with gusts as high as 31 mph.
Saturday Night
Mostly cloudy, with a low around 62. South southeast wind 9 to 11 mph becoming east northeast after midnight. Winds could gust as high as 22 mph.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 71. North northeast wind 9 to 16 mph, with gusts as high as 24 mph.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 54. Northeast wind 11 to 13 mph, with gusts as high as 21 mph.
Monday
A 20 percent chance of showers. Mostly cloudy, with a high near 62.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 48.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen TX
 26.19°N 97.7°W
Last Update:
5:45 pm CST Nov 25, 2025
Forecast Valid:
5pm CST Nov 25, 2025-6pm CST Dec 2, 2025
 
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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