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

75°F

24°C

Humidity 82%
Wind Speed SE 12 mph
Barometer 29.91 in (1012.7 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 15 Apr 8:52 pm CDT
Extended Forecast for

Harlingen, Rio Grande Valley International Airport TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 70. South southeast wind 11 to 15 mph, with gusts as high as 23 mph.

    Low: 70 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 90. Breezy, with a southeast wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 90 °F

    Decreasing
    Clouds and
    Breezy

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 70. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 26 mph.

    Low: 70 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 90. Windy, with a south southeast wind 14 to 19 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 90 °F

    Partly Sunny
    and Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 71. Breezy, with a southeast wind 16 to 22 mph, with gusts as high as 31 mph.

    Low: 71 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 90. Breezy, with a south southeast wind 15 to 21 mph, with gusts as high as 31 mph.

    High: 90 °F

    Mostly Cloudy
    and Breezy

  • Saturday Night

    Saturday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. East southeast wind 9 to 15 mph becoming north northeast after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 50%.

    Low: 67 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 78. Breezy, with a northeast wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    High: 78 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Cloudy, with a low around 64. East northeast wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 70. South southeast wind 11 to 15 mph, with gusts as high as 23 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 90. Breezy, with a southeast wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
Increasing clouds, with a low around 70. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 26 mph.
Friday
Partly sunny, with a high near 90. Windy, with a south southeast wind 14 to 19 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 38 mph.
Friday Night
Mostly cloudy, with a low around 71. Breezy, with a southeast wind 16 to 22 mph, with gusts as high as 31 mph.
Saturday
Mostly cloudy, with a high near 90. Breezy, with a south southeast wind 15 to 21 mph, with gusts as high as 31 mph.
Saturday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. East southeast wind 9 to 15 mph becoming north northeast after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 50%.
Sunday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 78. Breezy, with a northeast wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms. Cloudy, with a low around 64. East northeast wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82. East southeast wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. East southeast wind 7 to 14 mph, with gusts as high as 22 mph.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 84.
Tuesday Night
Mostly cloudy, with a low around 66.
Wednesday
Partly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen, Rio Grande Valley International Airport TX
 26.24°N 97.65°W
Last Update:
8:57 pm CDT Apr 15, 2026
Forecast Valid:
9pm CDT Apr 15, 2026-6pm CDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation