Knox City Weather Forecast

    • 73
    • 96

    Mostly Sunny

    • 70
    • 96

    Slight Chance Thunderstorms

    • 67
    • 91

    Slight Chance Thunderstorms

    • 70
    • 90

    Partly Sunny

    • 76
    • 97

    Slight Chance Thunderstorms

    • 73
    • 96

    Chance Thunderstorms

Today 4 Sep Knox

Sunny, hot with Highs in the upper 90s. Southwest Winds 5 to 10 Mph. Heat index Values up to 106.

Tonight 4 Sep Knox

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 70s. Southwest Winds around 5 Mph in the Evening, becoming light and variable. Heat index Values up to 104 early in the evening.

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  • Temperature Real-Time

Knox City Temperature Statistics

September Temperature

Kirksville, Kirksville Regional Airport (28 miles)

  • Lowest 1 September, 2026

    72 °F

  • Average September

    83.2 °F

  • Highest 1 September, 2026

    98.1 °F

Climate (2021–2026)

Kirksville, Kirksville Regional Airport (28 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    54 °F

  • Average High 2021–2026

    65 °F
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