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.

A Few Clouds

27°C

81°F

Humidity 91%
Wind Speed SE 20 km/h
Barometer 1015.6 mb (29.99 in)
Dewpoint 26°C (78°F)
Visibility 16 km
Heat Index32°C (89°F)
Last update 12 Jul 11:52 pm CDT
Extended Forecast for

Harlingen TX

  • Overnight

    Overnight: Partly cloudy, with a low around 26. South southeast wind 16 to 18 km/h, with gusts as high as 35 km/h.

    Low: 26 °C

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35. South southeast wind 16 to 21 km/h increasing to 22 to 27 km/h in the afternoon. Winds could gust as high as 42 km/h.

    High: 35 °C

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26. Southeast wind 19 to 24 km/h decreasing to 13 to 18 km/h after midnight. Winds could gust as high as 39 km/h.

    Low: 26 °C

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 34. South southeast wind 13 to 18 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 40 km/h.

    High: 34 °C

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26. Southeast wind 14 to 24 km/h, with gusts as high as 37 km/h.

    Low: 26 °C

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34. South southeast wind 13 to 18 km/h increasing to 22 to 27 km/h in the afternoon. Winds could gust as high as 45 km/h.

    High: 34 °C

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26. Southeast wind 22 to 27 km/h decreasing to 16 to 21 km/h after midnight. Winds could gust as high as 42 km/h.

    Low: 26 °C

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 35. Breezy, with a south southeast wind 16 to 21 km/h increasing to 24 to 29 km/h in the afternoon. Winds could gust as high as 45 km/h.

    High: 35 °C

    Mostly Sunny
    then Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 24. Southeast wind 22 to 27 km/h decreasing to 14 to 19 km/h after midnight. Winds could gust as high as 40 km/h.

    Low: 24 °C

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 26. South southeast wind 16 to 18 km/h, with gusts as high as 35 km/h.
Sunday
Mostly sunny, with a high near 35. South southeast wind 16 to 21 km/h increasing to 22 to 27 km/h in the afternoon. Winds could gust as high as 42 km/h.
Sunday Night
Partly cloudy, with a low around 26. Southeast wind 19 to 24 km/h decreasing to 13 to 18 km/h after midnight. Winds could gust as high as 39 km/h.
Monday
Mostly sunny, with a high near 34. South southeast wind 13 to 18 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 40 km/h.
Monday Night
Partly cloudy, with a low around 26. Southeast wind 14 to 24 km/h, with gusts as high as 37 km/h.
Tuesday
Mostly sunny, with a high near 34. South southeast wind 13 to 18 km/h increasing to 22 to 27 km/h in the afternoon. Winds could gust as high as 45 km/h.
Tuesday Night
Partly cloudy, with a low around 26. Southeast wind 22 to 27 km/h decreasing to 16 to 21 km/h after midnight. Winds could gust as high as 42 km/h.
Wednesday
Sunny, with a high near 35. Breezy, with a south southeast wind 16 to 21 km/h increasing to 24 to 29 km/h in the afternoon. Winds could gust as high as 45 km/h.
Wednesday Night
Mostly clear, with a low around 24. Southeast wind 22 to 27 km/h decreasing to 14 to 19 km/h after midnight. Winds could gust as high as 40 km/h.
Thursday
Sunny, with a high near 36. Southeast wind 13 to 18 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 37 km/h.
Thursday Night
Mostly clear, with a low around 24. South southeast wind 19 to 24 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 35 km/h.
Friday
Mostly sunny, with a high near 35.
Friday Night
Mostly clear, with a low around 25.
Saturday
Mostly sunny, with a high near 36.
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:
12:36 am CDT Jul 13, 2025
Forecast Valid:
12am CDT Jul 13, 2025-6pm CDT Jul 19, 2025
 
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