Tongue River Reservoir Weather Forecast

    • 19
    • 46

    Mostly Sunny

    • 17
    • 48

    Mostly Sunny

    • 26
    • 43

    Mostly Cloudy

    • 21
    • 48

    Chance Rain/Snow

    • 4
    • 30

    Snow Likely

    • 0
    • 14

    Chance Snow

Today 29 Jan Southern Big Horn

Sunny. Highs in the upper 40s. Southeast Winds 5 to 10 Mph.

Tonight 29 Jan Southern Big Horn

Mostly clear. Lows in the lower 20s. South Winds 5 to 10 Mph.

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Tongue River Reservoir Temperature Statistics

January Temperature

Sheridan County Airport (24.9 miles)

  • Lowest 20 January, 2025

    -12.2 °F

  • Average January

    21.4 °F

  • Highest 16 January, 2025

    52.6 °F

Climate (2020–Present)

Sheridan County Airport (24.9 miles)

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  • Average Low 2020–2025

    33.2 °F

  • Average 2020–2025

    47.1 °F

  • Average High 2020–2025

    61.5 °F
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