Fort Sill Weather Forecast

    • 55
    • 78

    Mostly Sunny

    • 60
    • 87

    Mostly Sunny

    • 65
    • 90

    Mostly Sunny

    • 71
    • 92

    Partly Sunny

    • 70
    • 91

    Breezy

    • 69
    • 89

    Mostly Sunny

Today 11 May Comanche

Sunny. Highs in the upper 70s. Northeast Winds 5 to 10 Mph, becoming east this afternoon.

Tonight 11 May Comanche

Clear. Lows in the mid 50s. Southeast Winds 5 to 10 Mph.

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Fort Sill Temperature Statistics

May Temperature

Fort Sill (9.3 miles)

  • Lowest 7 May, 2026

    45.1 °F

  • Average May

    65.6 °F

  • Highest 4 May, 2026

    87.4 °F

Climate (2021–Present)

Fort Sill (9.3 miles)

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  • Average Low 2021–2026

    53.7 °F

  • Average 2021–2026

    65.2 °F

  • Average High 2021–2026

    76.6 °F
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