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.

Fog/Mist

49°F

9°C

Humidity 93%
Wind Speed N 18 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 47°F (8°C)
Visibility 6.00 mi
Wind Chill43°F (6°C)
Last update 2 Dec 3:52 am CST
Extended Forecast for

Harlingen TX

  • Overnight

    Overnight: Cloudy, with a low around 49. North northwest wind 11 to 14 mph, with gusts as high as 22 mph.

    Low: 49 °F

    Cloudy

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 58. North northwest wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 58 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 55. North northeast wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 75. Calm wind becoming south southeast 5 to 9 mph in the morning.

    High: 75 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 65. Southeast wind around 7 mph becoming west after midnight.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely, mainly after noon. Mostly cloudy, with a high near 75. West northwest wind 6 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%.

    High: 75 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers. Cloudy, with a low around 50. North northwest wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 50 °F

    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before noon. Mostly cloudy, with a high near 63. North northwest wind 6 to 10 mph.

    High: 63 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 53. North northwest wind 3 to 6 mph.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Overnight
Cloudy, with a low around 49. North northwest wind 11 to 14 mph, with gusts as high as 22 mph.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 58. North northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly cloudy, with a low around 55. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
Mostly cloudy, with a high near 75. Calm wind becoming south southeast 5 to 9 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 65. Southeast wind around 7 mph becoming west after midnight.
Thursday
Showers likely, mainly after noon. Mostly cloudy, with a high near 75. West northwest wind 6 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of showers. Cloudy, with a low around 50. North northwest wind 10 to 14 mph, with gusts as high as 25 mph.
Friday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 63. North northwest wind 6 to 10 mph.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 53. North northwest wind 3 to 6 mph.
Saturday
A 20 percent chance of showers before noon. Partly sunny, with a high near 73. North wind around 7 mph becoming east northeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 57. East northeast wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Partly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen TX
 26.21°N 97.7°W
Last Update:
3:45 am CST Dec 2, 2025
Forecast Valid:
3am CST Dec 2, 2025-6pm CST Dec 8, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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