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

80°F

27°C

Humidity 85%
Wind Speed S 6 mph
Barometer 30.04 in (1017.0 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 20 Jun 9:52 am CDT
Extended Forecast for

Harlingen, Rio Grande Valley International Airport TX

  • Today

    Today: A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 90. Southeast wind 11 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 90 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 75. Southeast wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 91. Breezy, with a southeast wind 9 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 76. Southeast wind 9 to 16 mph, with gusts as high as 23 mph.

    Low: 76 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 93. Breezy, with a southeast wind 8 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    High: 93 °F

    Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 75. Southeast wind 6 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 10%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Southeast wind 6 to 16 mph, with gusts as high as 24 mph.

    High: 93 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 74. Southeast wind 5 to 15 mph, with gusts as high as 21 mph.

    Low: 74 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Light east southeast wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 20 mph.

    High: 93 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 90. Southeast wind 11 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 75. Southeast wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Saturday
A slight chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 91. Breezy, with a southeast wind 9 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Partly cloudy, with a low around 76. Southeast wind 9 to 16 mph, with gusts as high as 23 mph.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 93. Breezy, with a southeast wind 8 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Sunday Night
A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 75. Southeast wind 6 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 10%.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Southeast wind 6 to 16 mph, with gusts as high as 24 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 74. Southeast wind 5 to 15 mph, with gusts as high as 21 mph.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Light east southeast wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 74. East southeast wind 8 to 13 mph becoming light southeast after midnight.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Light east wind becoming east southeast 8 to 13 mph in the morning.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 74.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen, Rio Grande Valley International Airport TX
 26.24°N 97.65°W
Last Update:
9:45 am CDT Jun 20, 2025
Forecast Valid:
10am CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation