Harlingen Weather Forecast

    • 75
    • 93

    Rain Showers Likely

    • 74
    • 90

    Rain Showers

    • 73
    • 87

    Rain Showers

    • 72
    • 86

    Rain Showers

    • 71
    • 88

    Chance Thunderstorms

    • 71
    • 89

    Chance Thunderstorms

Today 2 Oct Inland Cameron

Partly sunny with a chance of Showers. A slight chance of Thunderstorms this Morning, then a chance of Thunderstorms this afternoon. Highs in the lower 90s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent. Heat index Values up to 106.

Tonight 2 Oct Inland Cameron

Partly cloudy. A chance of Showers with a slight chance of Thunderstorms in the Evening, then Showers likely with a chance of Thunderstorms after midnight. Humid with Lows in the mid 70s. East Winds 5 to 10 Mph, becoming north after midnight. Chance of rain 70 percent.

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Harlingen Temperature Statistics

October Temperature

Harlingen, Rio Grande Valley International Airport (3.7 miles)

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Climate (2021–2026)

Harlingen, Rio Grande Valley International Airport (3.7 miles)

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  • Average Low 2021–2026

    65.9 °F

  • Average 2021–2026

    76.1 °F

  • Average High 2021–2026

    87 °F
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