Ector Weather Forecast

    • 63
    • 75

    Slight Chance Thunderstorms

    • 59
    • 80

    Partly Sunny

    • 59
    • 81

    Mostly Sunny

    • 61
    • 84

    Mostly Sunny

    • 64
    • 88

    Mostly Sunny

    • 65
    • 89

    Mostly Sunny

    • 67
    • 90

    Mostly Sunny

Today 6 Sep Fannin

Partly sunny with a 20 percent chance of Showers and Thunderstorms. Much cooler with Highs in the mid 70s. Northeast Winds 5 to 10 Mph.

Tonight 6 Sep Fannin

Mostly cloudy. Lows in the lower 60s. Northeast Winds around 5 Mph.

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Ector Temperature Statistics

September Temperature

Sherman/Denison, Grayson County Airport (24.2 miles)

  • Lowest 3 September, 2025

    66.2 °F

  • Average September

    75.1 °F

  • Highest 4 September, 2025

    93.2 °F

Climate (2020–Present)

Sherman/Denison, Grayson County Airport (24.2 miles)

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  • Average Low 2020–2025

    55.2 °F

  • Average 2020–2025

    63.8 °F

  • Average High 2020–2025

    76 °F
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