Physic Creek Reservoir Weather Forecast

    • 53
    • 83

    Chance Thunderstorms

    • 51
    • 76

    Chance Thunderstorms

    • 48
    • 77

    Mostly Sunny

    • 47
    • 76

    Mostly Sunny

    • 47
    • 75

    Partly Sunny

    • 48
    • 77

    Mostly Sunny

Today 15 Sep Custer

Sunny. Slight chance of rain Showers early in the morning. Chance of rain Showers late in the afternoon. Highs in the lower 80s. Northwest Winds 5 to 10 Mph. Chance of precipitation 30 percent.

Tonight 15 Sep Custer

Scattered Thunderstorms in the evening. Rain Showers likely through the night. Isolated Thunderstorms overnight. Lows in the mid 50s. West Winds 5 to 15 Mph. Chance of precipitation 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Physic Creek Reservoir Temperature Statistics

September Temperature

Miles City, Frank Wiley Field Airport (24.9 miles)

  • Lowest 5 September, 2025

    39 °F

  • Average September

    67.1 °F

  • Highest 1 September, 2025

    93.9 °F

Climate (2020–Present)

Miles City, Frank Wiley Field Airport (24.9 miles)

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  • Average Low 2020–2025

    35.4 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    59.7 °F
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