Bighorn Reservoir Weather Forecast

    • 29
    • 41

    Increasing Clouds

    • 33
    • 47

    Partly Sunny

    • 38
    • 49

    Mostly Cloudy

    • 25
    • 55

    Chance Snow Showers

    • 17
    • 34

    Chance Snow Showers

    • 22
    • 36

    Partly Sunny

Today 22 Mar Bighorn Mountains Southeast

Partly cloudy this Morning, then clearing. Breezy and much cooler with Highs in the mid 40s. Southwest Winds 10 to 15 Mph, becoming northwest 15 to 20 Mph this afternoon.

Tonight 22 Mar Bighorn Mountains Southeast

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 30s. East Winds 10 to 15 Mph, becoming west after midnight. Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bighorn Reservoir Temperature Statistics

March Temperature

Sheridan County Airport (19.3 miles)

  • Lowest 15 March, 2026

    8.7 °F

  • Average March

    41.1 °F

  • Highest 19 March, 2026

    81 °F

Climate (2021–Present)

Sheridan County Airport (19.3 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    62.1 °F
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