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

79°F

26°C

Humidity 85%
Wind Speed SE 12 mph
Barometer 29.70 in (1005.7 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 5 May 11:52 pm CDT
Extended Forecast for

Primera TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 76. Southeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 107. Breezy, with a south southeast wind 15 to 18 mph, with gusts as high as 29 mph.

    High: 93 °F

    Decreasing
    Clouds and
    Breezy

  • Tuesday Night

    Tuesday Night: Isolated showers and thunderstorms after 1am. Increasing clouds, with a low around 75. Southeast wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Partly Cloudy
    then Isolated
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 91. East wind 6 to 10 mph.

    High: 91 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 74. East northeast wind 5 to 11 mph.

    Low: 74 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. East northeast wind 6 to 11 mph. Chance of precipitation is 70%.

    High: 85 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 69. Northeast wind 6 to 11 mph.

    Low: 69 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 84. Northeast wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.

    High: 84 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. East northeast wind 5 to 10 mph becoming light and variable.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 76. Southeast wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 107. Breezy, with a south southeast wind 15 to 18 mph, with gusts as high as 29 mph.
Tuesday Night
Isolated showers and thunderstorms after 1am. Increasing clouds, with a low around 75. Southeast wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 91. East wind 6 to 10 mph.
Wednesday Night
Increasing clouds, with a low around 74. East northeast wind 5 to 11 mph.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. East northeast wind 6 to 11 mph. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 69. Northeast wind 6 to 11 mph.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 84. Northeast wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.
Friday Night
Mostly clear, with a low around 65. East northeast wind 5 to 10 mph becoming light and variable.
Saturday
Sunny, with a high near 84. North northeast wind 7 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 62. Northeast wind 5 to 10 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 61.
Monday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Primera TX
 26.23°N 97.75°W
Last Update:
11:45 pm CDT May 5, 2025
Forecast Valid:
12am CDT May 6, 2025-6pm CDT May 12, 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