Dayton Weather Forecast

    • 46
    • 77

    Mostly Sunny

    • 42
    • 75

    Partly Sunny

    • 41
    • 64

    Partly Sunny

    • 46
    • 71

    Mostly Sunny

    • 43
    • 67

    Mostly Sunny

    • 47
    • 72

    Mostly Sunny

    • 51
    • 80

    Partly Sunny

Today 29 Sep Sheridan Foothills

Sunny. Highs in the upper 70s.

Tonight 29 Sep Sheridan Foothills

Clear. Lows in the lower 40s. West Winds 5 to 10 Mph.

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Dayton Temperature Statistics

September Temperature

Sheridan County Airport (16.2 miles)

  • Lowest 15 September, 2026

    36.6 °F

  • Average September

    63.1 °F

  • Highest 4 September, 2026

    97.6 °F

Climate (2021–2026)

Sheridan County Airport (16.2 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    62.2 °F
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