Sheridan Weather Forecast

    • 46
    • 71

    Mostly Sunny

    • 48
    • 76

    Mostly Sunny

    • 44
    • 77

    Partly Sunny

    • 42
    • 66

    Partly Sunny

    • 42
    • 66

    Chance Rain

    • 37
    • 60

    Slight Chance Thunderstorms

    • 38
    • 62

    Windy

Today 23 Sep Beaverhead and Western Madison below 6000ft

Sunny. Highs 61 to 67.

Tonight 23 Sep Beaverhead and Western Madison below 6000ft

Mostly clear. Lows in the mid 40s. South Winds up to 10 Mph with Gusts to around 25 Mph.

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Sheridan Temperature Statistics

September Temperature

Dillon, Dillon Airport (21.7 miles)

  • Lowest 15 September, 2026

    31.6 °F

  • Average September

    58.5 °F

  • Highest 10 September, 2026

    83.6 °F

Climate (2021–2026)

Dillon, Dillon Airport (21.7 miles)

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  • Average Low 2021–2026

    31.6 °F

  • Average 2021–2026

    44 °F

  • Average High 2021–2026

    57 °F
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