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

83°F

28°C

Humidity 67%
Wind Speed SE 20 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 12 Apr 12:52 pm CDT
Extended Forecast for

Harlingen TX

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Cloudy, with a high near 86. Breezy, with a south southeast wind around 18 mph, with gusts as high as 32 mph.

    High: 86 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 72. South southeast wind 10 to 16 mph, with gusts as high as 28 mph.

    Low: 72 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 88. Southeast wind 10 to 17 mph, with gusts as high as 29 mph.

    High: 88 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 72. Southeast wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 72 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 88. Breezy, with a south southeast wind 13 to 20 mph, with gusts as high as 33 mph.

    High: 88 °F

    Partly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 72. Southeast wind 13 to 17 mph, with gusts as high as 29 mph.

    Low: 72 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 89. Breezy, with a south southeast wind 13 to 20 mph, with gusts as high as 33 mph.

    High: 89 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 72. Southeast wind 10 to 16 mph, with gusts as high as 25 mph.

    Low: 72 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 90. Breezy, with a southeast wind 10 to 18 mph, with gusts as high as 30 mph.

    High: 90 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Cloudy, with a high near 86. Breezy, with a south southeast wind around 18 mph, with gusts as high as 32 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 72. South southeast wind 10 to 16 mph, with gusts as high as 28 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 88. Southeast wind 10 to 17 mph, with gusts as high as 29 mph.
Monday Night
Mostly cloudy, with a low around 72. Southeast wind 11 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 88. Breezy, with a south southeast wind 13 to 20 mph, with gusts as high as 33 mph.
Tuesday Night
Increasing clouds, with a low around 72. Southeast wind 13 to 17 mph, with gusts as high as 29 mph.
Wednesday
Partly sunny, with a high near 89. Breezy, with a south southeast wind 13 to 20 mph, with gusts as high as 33 mph.
Wednesday Night
Mostly cloudy, with a low around 72. Southeast wind 10 to 16 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 90. Breezy, with a southeast wind 10 to 18 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 72. Southeast wind 13 to 15 mph, with gusts as high as 25 mph.
Friday
Partly sunny, with a high near 90. Breezy, with a south southeast wind 13 to 21 mph, with gusts as high as 37 mph.
Friday Night
Mostly cloudy, with a low around 72.
Saturday
Partly sunny, with a high near 91. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen TX
 26.19°N 97.7°W
Last Update:
1:18 pm CDT Apr 12, 2026
Forecast Valid:
1pm CDT Apr 12, 2026-6pm CDT Apr 18, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation