Sheridan Weather Forecast

    • 26
    • 45

    Chance Rain/Snow

    • 28
    • 51

    Mostly Sunny

    • 36
    • 60

    Partly Sunny

    • 37
    • 62

    Chance Rain

    • 40
    • 65

    Partly Sunny

    • 41
    • 68

    Chance Rain Showers

    • 44
    • 74

    Partly Sunny

Today 17 May Beaverhead and Western Madison below 6000ft

Partly sunny. Chance of snow Showers and slight chance of Thunderstorms early in the Afternoon, then chance of snow Showers, rain Showers and slight chance of Thunderstorms late in the afternoon. Near steady temperature in the upper 30s. North Winds 10 to 15 Mph with Gusts to around 35 Mph. Chance of precipitation 50 percent.

Tonight 17 May Beaverhead and Western Madison below 6000ft

Breezy. Mostly cloudy with slight chance of rain and snow early in the Evening, then mostly cloudy with slight chance of snow late in the evening. Partly cloudy after midnight. Lows in the mid 20s. North Winds 15 to 25 Mph decreasing to 5 to 15 Mph after midnight. Gusts up to 45 Mph. Chance of precipitation 20 percent.

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Sheridan Temperature Statistics

May Temperature

Dillon, Dillon Airport (21.7 miles)

  • Lowest 6 May, 2026

    23.6 °F

  • Average May

    55 °F

  • Highest 12 May, 2026

    85.6 °F

Climate (2021–Present)

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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