Lodge Grass Reservoir Weather Forecast

    • 61
    • 88

    Partly Sunny

    • 59
    • 88

    Chance Rain Showers

    • 63
    • 90

    Mostly Sunny

    • 65
    • 94

    Mostly Sunny

    • 63
    • 97

    Hot

    • 57
    • 85

    Slight Chance Thunderstorms

    • 54
    • 77

    Slight Chance Thunderstorms

Today 16 Aug Southern Big Horn

Partly sunny with a 20 percent chance of Showers. Highs in the lower 90s. East Winds 5 to 10 Mph.

Tonight 16 Aug Southern Big Horn

Partly cloudy. A 20 percent chance of Showers early in the evening. Lows in the lower 60s. South Winds 5 to 10 Mph.

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Lodge Grass Reservoir Temperature Statistics

August Temperature

Sheridan County Airport (41 miles)

  • Lowest 9 August, 2025

    44.7 °F

  • Average August

    70.3 °F

  • Highest 6 August, 2025

    93.7 °F

Climate (2020–Present)

Sheridan County Airport (41 miles)

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  • Average Low 2020–2025

    33.1 °F

  • Average 2020–2025

    47 °F

  • Average High 2020–2025

    61.4 °F
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