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 75%
Wind Speed NW 13 mph
Barometer 30.05 in (1017.4 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 1 Dec 11:52 am CST
Extended Forecast for

Harlingen TX

  • Today

    Today: Mostly cloudy, with a high near 54. North northwest wind 10 to 13 mph.

    High: 54 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. North northwest wind 8 to 15 mph, with gusts as high as 22 mph.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 58. North northwest wind 5 to 15 mph, with gusts as high as 22 mph.

    High: 58 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51. Light and variable wind.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 72. Calm wind becoming south southeast 5 to 9 mph in the morning.

    High: 72 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66. South wind around 6 mph.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 9am. Mostly cloudy, with a high near 78. South wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 52. North northwest wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 52 °F

    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before noon. Mostly cloudy, with a high near 63. North northwest wind 7 to 10 mph.

    High: 63 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 54. North northwest wind 10 to 13 mph.
Tonight
Mostly cloudy, with a low around 49. North northwest wind 8 to 15 mph, with gusts as high as 22 mph.
Tuesday
Mostly cloudy, with a high near 58. North northwest wind 5 to 15 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly cloudy, with a low around 51. Light and variable wind.
Wednesday
Mostly cloudy, with a high near 72. Calm wind becoming south southeast 5 to 9 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 66. South wind around 6 mph.
Thursday
A chance of showers, with thunderstorms also possible after 9am. Mostly cloudy, with a high near 78. South wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 52. North northwest wind 10 to 13 mph, with gusts as high as 22 mph.
Friday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 63. North northwest wind 7 to 10 mph.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 54. North northwest wind 3 to 6 mph.
Saturday
Partly sunny, with a high near 76. North northwest wind 6 to 8 mph.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen TX
 26.19°N 97.7°W
Last Update:
11:45 am CST Dec 1, 2025
Forecast Valid:
11am CST Dec 1, 2025-6pm CST Dec 7, 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