Fort Sill Weather Forecast

    • 71
    • 98

    Slight Chance Rain Showers

    • 68
    • 96

    Mostly Sunny

    • 70
    • 97

    Hot

    • 74
    • 101

    Hot

    • 75
    • 103

    Hot

    • 75
    • 103

    Hot

Today 26 Aug Comanche

Mostly cloudy with a slight chance of Showers in the Morning, then mostly sunny in the afternoon. Highs in the upper 90s. North Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 26 Aug Comanche

Mostly clear. A slight chance of Showers and Thunderstorms after midnight. Lows in the lower 70s. Northeast Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fort Sill Temperature Statistics

August Temperature

Fort Sill (9.3 miles)

  • Lowest 2 August, 2026

    67.8 °F

  • Average August

    90.4 °F

  • Highest 18 August, 2026

    109.8 °F

Climate (2021–2026)

Fort Sill (9.3 miles)

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  • Average Low 2021–2026

    54 °F

  • Average 2021–2026

    65.6 °F

  • Average High 2021–2026

    77.1 °F
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