Casey Field Weather Forecast

    • 72
    • 94

    Mostly Sunny

    • 72
    • 93

    Increasing Clouds

    • 71
    • 93

    Partly Sunny

    • 70
    • 93

    Mostly Sunny

    • 70
    • 94

    Mostly Sunny

    • 70
    • 93

    Mostly Sunny

    • 70
    • 93

    Mostly Sunny

Today 12 Sep Fannin

Sunny. Highs in the mid 90s. South Winds around 5 Mph.

Tonight 12 Sep Fannin

Mostly clear late this evening. Lows in the lower 70s. South Winds around 5 Mph.

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Casey Field Temperature Statistics

September Temperature

McKinney - McKinney National Airport (20.5 miles)

  • Lowest 9 September, 2025

    57.9 °F

  • Average September

    75.9 °F

  • Highest 4 September, 2025

    100 °F

Climate (2020–Present)

McKinney - McKinney National Airport (20.5 miles)

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  • Average Low 2020–2025

    55.7 °F

  • Average 2020–2025

    66.4 °F

  • Average High 2020–2025

    77.2 °F
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