Sheridan Weather Forecast

    • 51
    • 81

    Mostly Sunny

    • 55
    • 86

    Increasing Clouds

    • 57
    • 88

    Mostly Cloudy

    • 53
    • 82

    Chance Thunderstorms

    • 49
    • 81

    Slight Chance Thunderstorms

    • 50
    • 80

    Partly Sunny

    • 50
    • 81

    Chance Rain Showers

Today 19 Aug Beaverhead and Western Madison below 6000ft

Sunny. Highs 78 to 84. West Winds 5 to 10 Mph with Gusts to around 25 Mph.

Tonight 19 Aug Beaverhead and Western Madison below 6000ft

Mostly clear. Lows in the lower 50s. North Winds up to 10 Mph shifting to the west after midnight.

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Sheridan Temperature Statistics

August Temperature

Dillon, Dillon Airport (21.7 miles)

  • Lowest 4 August, 2026

    39.7 °F

  • Average August

    66.3 °F

  • Highest 1 August, 2026

    93.7 °F

Climate (2021–2026)

Dillon, Dillon Airport (21.7 miles)

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  • Average Low 2021–2026

    31.5 °F

  • Average 2021–2026

    43.9 °F

  • Average High 2021–2026

    56.9 °F
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