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.

Mostly Cloudy

75°F

24°C

Humidity 90%
Wind Speed SE 16 mph
Barometer 30.01 in (1016.0 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 12 Apr 1:52 am CDT
Extended Forecast for

Harlingen, Rio Grande Valley International Airport TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 70. Southeast wind around 14 mph, with gusts as high as 23 mph.

    Low: 70 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms between 1pm and 2pm. Cloudy, with a high near 86. Breezy, with a south southeast wind 15 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    High: 86 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms, mainly between midnight and 1am. Mostly cloudy, with a low around 70. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 28 mph.

    Low: 70 °F

    Slight Chance
    T-storms and
    Breezy

  • Monday

    Monday: Partly sunny, with a high near 88. Breezy, with a southeast wind 13 to 22 mph, with gusts as high as 32 mph.

    High: 88 °F

    Partly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 70. Breezy, with a southeast wind 14 to 18 mph, with gusts as high as 26 mph.

    Low: 70 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 89. Breezy, with a south southeast wind 14 to 23 mph, with gusts as high as 34 mph.

    High: 89 °F

    Decreasing
    Clouds and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 70. Breezy, with a southeast wind 15 to 22 mph, with gusts as high as 30 mph.

    Low: 70 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 89. Breezy, with a south southeast wind 14 to 23 mph, with gusts as high as 34 mph.

    High: 89 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 69. Southeast wind 11 to 17 mph, with gusts as high as 26 mph.

    Low: 69 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 70. Southeast wind around 14 mph, with gusts as high as 23 mph.
Sunday
A slight chance of showers and thunderstorms between 1pm and 2pm. Cloudy, with a high near 86. Breezy, with a south southeast wind 15 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Sunday Night
A 20 percent chance of showers and thunderstorms, mainly between midnight and 1am. Mostly cloudy, with a low around 70. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 28 mph.
Monday
Partly sunny, with a high near 88. Breezy, with a southeast wind 13 to 22 mph, with gusts as high as 32 mph.
Monday Night
Mostly cloudy, with a low around 70. Breezy, with a southeast wind 14 to 18 mph, with gusts as high as 26 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 89. Breezy, with a south southeast wind 14 to 23 mph, with gusts as high as 34 mph.
Tuesday Night
Mostly cloudy, with a low around 70. Breezy, with a southeast wind 15 to 22 mph, with gusts as high as 30 mph.
Wednesday
Partly sunny, with a high near 89. Breezy, with a south southeast wind 14 to 23 mph, with gusts as high as 34 mph.
Wednesday Night
Mostly cloudy, with a low around 69. Southeast wind 11 to 17 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 90. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 32 mph.
Thursday Night
Partly cloudy, with a low around 70. South southeast wind 14 to 17 mph, with gusts as high as 26 mph.
Friday
Partly sunny, with a high near 91. Breezy.
Friday Night
Mostly cloudy, with a low around 70. Breezy.
Saturday
Partly sunny, with a high near 90. Breezy.
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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:
1:45 am CDT Apr 12, 2026
Forecast Valid:
1am CDT Apr 12, 2026-6pm CDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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