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

56°F

13°C

Humidity 93%
Wind Speed NW 16 G 26 mph
Barometer 30.15 in (1020.8 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 19 Apr 6:52 am CDT
Extended Forecast for

Harlingen, Rio Grande Valley International Airport TX

  • Today

    Today: Showers and thunderstorms likely, then showers after 4pm. High near 72. Breezy, with a north wind 18 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers and
    Breezy

  • Tonight

    Tonight: Showers, with thunderstorms also possible after 7pm. Some of the storms could produce heavy rainfall. Low around 62. North northeast wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 62 °F

    Heavy Rain

  • Monday

    Monday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 77. East wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 77 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 66. East southeast wind 8 to 16 mph, with gusts as high as 22 mph.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 84. Southeast wind 6 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68. Southeast wind 8 to 15 mph, with gusts as high as 21 mph.

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. Southeast wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. East southeast wind 9 to 14 mph, with gusts as high as 22 mph.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 89. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 89 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
Showers and thunderstorms likely, then showers after 4pm. High near 72. Breezy, with a north wind 18 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers, with thunderstorms also possible after 7pm. Some of the storms could produce heavy rainfall. Low around 62. North northeast wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Monday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 77. East wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 66. East southeast wind 8 to 16 mph, with gusts as high as 22 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 84. Southeast wind 6 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Tuesday Night
Partly cloudy, with a low around 68. Southeast wind 8 to 15 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 87. Southeast wind 7 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 68. East southeast wind 9 to 14 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 89. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 71. Southeast wind 14 to 17 mph, with gusts as high as 26 mph.
Friday
Partly sunny, with a high near 90. South southeast wind 13 to 17 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 70.
Saturday
Partly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen, Rio Grande Valley International Airport TX
 26.24°N 97.65°W
Last Update:
7:00 am CDT Apr 19, 2026
Forecast Valid:
7am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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