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

52°F

11°C

Humidity 86%
Wind Speed Calm
Barometer 30.08 in (1018.5 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 13 Mar 4:52 am CDT
Extended Forecast for

Harlingen TX

  • Today

    Today: Sunny, with a high near 85. Calm wind becoming east southeast 5 to 9 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 59. South southeast wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 89. South southeast wind 6 to 16 mph, with gusts as high as 26 mph.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. South southeast wind 13 to 17 mph, with gusts as high as 28 mph.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Breezy, with a south wind 13 to 18 mph, with gusts as high as 30 mph.

    High: 95 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54. Breezy, with a south southeast wind 11 to 20 mph becoming north after midnight. Winds could gust as high as 32 mph.

    Low: 54 °F

    Partly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Monday

    Monday: Mostly sunny, with a high near 68. Breezy, with a north wind 18 to 25 mph, with gusts as high as 40 mph.

    High: 68 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 48. Northeast wind 5 to 15 mph, with gusts as high as 22 mph.

    Low: 48 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73. North northeast wind 5 to 14 mph becoming east in the afternoon. Winds could gust as high as 22 mph.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 85. Calm wind becoming east southeast 5 to 9 mph in the afternoon.
Tonight
Clear, with a low around 59. South southeast wind 6 to 13 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 89. South southeast wind 6 to 16 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around 68. South southeast wind 13 to 17 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 95. Breezy, with a south wind 13 to 18 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 54. Breezy, with a south southeast wind 11 to 20 mph becoming north after midnight. Winds could gust as high as 32 mph.
Monday
Mostly sunny, with a high near 68. Breezy, with a north wind 18 to 25 mph, with gusts as high as 40 mph.
Monday Night
Partly cloudy, with a low around 48. Northeast wind 5 to 15 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 73. North northeast wind 5 to 14 mph becoming east in the afternoon. Winds could gust as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 54. East southeast wind 6 to 14 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 80. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harlingen TX
 26.21°N 97.67°W
Last Update:
5:45 am CDT Mar 13, 2026
Forecast Valid:
5am CDT Mar 13, 2026-6pm CDT Mar 19, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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