Landrum Weather Forecast

    • 78
    • 96

    Becoming Sunny

    • 76
    • 97

    Hot

    • 77
    • 98

    Slight Chance Thunderstorms

    • 77
    • 98

    Slight Chance Thunderstorms

    • 77
    • 97

    Chance Thunderstorms

    • 78
    • 96

    Chance Thunderstorms

    • 77
    • 96

    Chance Thunderstorms

Today 18 Sep Inland Cameron

Mostly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the mid 90s. East Winds 10 to 15 Mph with Gusts up to 20 Mph. Chance of rain 20 percent. Heat index Values up to 110.

Tonight 18 Sep Inland Cameron

Mostly clear. Humid with Lows in the upper 70s. East Winds 10 to 15 Mph with Gusts up to 20 Mph in the Evening, becoming light and variable. Heat index Values up to 105 early in the evening.

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Landrum Temperature Statistics

September Temperature

Harlingen, Rio Grande Valley International Airport (13 miles)

  • Lowest 1 September, 2026

    74.6 °F

  • Average September

    90 °F

  • Highest 2 September, 2026

    104.6 °F

Climate (2021–2026)

Harlingen, Rio Grande Valley International Airport (13 miles)

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  • Average Low 2021–2026

    65.8 °F

  • Average 2021–2026

    76.1 °F

  • Average High 2021–2026

    86.9 °F
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