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

68°F

20°C

Humidity 81%
Wind Speed E 9 mph
Barometer 30.30 in (1025.9 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 27 Nov 10:52 pm CST
Extended Forecast for

Harlingen TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 64. East wind 8 to 10 mph.

    Low: 64 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 78. East southeast wind 9 to 17 mph, with gusts as high as 28 mph.

    High: 78 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 68. South southeast wind 14 to 16 mph, with gusts as high as 29 mph.

    Low: 68 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 84. Breezy, with a south wind 14 to 18 mph, with gusts as high as 33 mph.

    High: 84 °F

    Partly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: A chance of showers between midnight and 3am, then a chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 61. South southeast wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    Low: 61 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 3pm, then a chance of showers after 3pm. Cloudy, with a high near 74. East southeast wind 7 to 16 mph becoming north in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%.

    High: 74 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Cloudy, with a low around 48. North northwest wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 48 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers before noon. Cloudy, with a high near 62. Northwest wind 9 to 11 mph.

    High: 62 °F

    Chance
    Showers then
    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48. North northwest wind 8 to 10 mph.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 64. East wind 8 to 10 mph.
Friday
Mostly cloudy, with a high near 78. East southeast wind 9 to 17 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 68. South southeast wind 14 to 16 mph, with gusts as high as 29 mph.
Saturday
Partly sunny, with a high near 84. Breezy, with a south wind 14 to 18 mph, with gusts as high as 33 mph.
Saturday Night
A chance of showers between midnight and 3am, then a chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 61. South southeast wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Sunday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 3pm, then a chance of showers after 3pm. Cloudy, with a high near 74. East southeast wind 7 to 16 mph becoming north in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms. Cloudy, with a low around 48. North northwest wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Monday
A 30 percent chance of showers before noon. Cloudy, with a high near 62. Northwest wind 9 to 11 mph.
Monday Night
Mostly cloudy, with a low around 48. North northwest wind 8 to 10 mph.
Tuesday
Partly sunny, with a high near 66. North wind 7 to 11 mph.
Tuesday Night
Mostly cloudy, with a low around 51. Northeast wind around 6 mph becoming calm in the evening.
Wednesday
Mostly cloudy, with a high near 78.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 64.
Thursday
A 30 percent chance of showers. Mostly cloudy, with a high near 79.
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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:
11:31 pm CST Nov 27, 2025
Forecast Valid:
11pm CST Nov 27, 2025-6pm CST Dec 4, 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