Fort Sill Weather Forecast

    • 45
    • 62

    Breezy

    • 37
    • 73

    Mostly Sunny

    • 41
    • 57

    Partly Sunny

    • 48
    • 69

    Mostly Sunny

    • 54
    • 75

    Partly Sunny

    • 54
    • 76

    Partly Sunny

Today 19 Dec Comanche

Sunny, breezy with Highs in the lower 60s. South Winds 15 to 25 Mph. Gusts up to 40 Mph this afternoon.

Tonight 19 Dec Comanche

Clear. Not as cool with Lows in the mid 40s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

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Fort Sill Temperature Statistics

December Temperature

Fort Sill (9.3 miles)

  • Lowest 2 December, 2025

    26.1 °F

  • Average December

    46.7 °F

  • Highest 11 December, 2025

    71.1 °F

Climate (2020–Present)

Fort Sill (9.3 miles)

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  • Average Low 2020–2025

    52.8 °F

  • Average 2020–2025

    64.1 °F

  • Average High 2020–2025

    75.4 °F
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