Fort Sill Weather Forecast

    • 67
    • 74

    Slight Chance Thunderstorms

    • 68
    • 79

    Rain Showers Likely

    • 64
    • 82

    Chance Thunderstorms

    • 63
    • 85

    Mostly Sunny

    • 61
    • 85

    Mostly Sunny

    • 60
    • 85

    Partly Sunny

Today 29 Aug Comanche

Mostly cloudy and cooler. Near steady temperature in the lower 70s. Northeast Winds 5 to 10 Mph.

Tonight 29 Aug Comanche

Mostly cloudy. A slight chance of Showers and Thunderstorms after midnight. Lows in the upper 60s. East 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 4 August, 2025

    64.9 °F

  • Average August

    85.6 °F

  • Highest 8 August, 2025

    102.6 °F

Climate (2020–Present)

Fort Sill (9.3 miles)

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  • Average Low 2020–2025

    52.3 °F

  • Average 2020–2025

    63.6 °F

  • Average High 2020–2025

    75.1 °F
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