Lake Mason National Wildlife Refuge Weather Forecast

    • 29
    • 44

    Patchy Fog

    • 29
    • 52

    Chance Rain Showers

    • 32
    • 51

    Breezy

    • 26
    • 50

    Partly Sunny

    • 28
    • 57

    Partly Sunny

    • 24
    • 51

    Partly Sunny

Today 30 Oct Musselshell

Decreasing Clouds. Patchy fog in the morning. Highs in the upper 40s. Northeast Winds 5 to 10 Mph.

Tonight 30 Oct Musselshell

Mostly cloudy. Patchy fog in the late evening and overnight. Lows in the lower 30s. Light and variable Winds.

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  • Temperature Real-Time

Lake Mason National Wildlife Refuge Temperature Statistics

October Temperature

N BAR Ranch Airport (10.6 miles)

  • Lowest 25 October, 2026

    23 °F

  • Average October

    48.5 °F

  • Highest 5 October, 2026

    82.4 °F

Climate (2021–2026)

N BAR Ranch Airport (10.6 miles)

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  • Average Low 2021–2026

    31.9 °F

  • Average 2021–2026

    44 °F

  • Average High 2021–2026

    55.2 °F
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