Lake Mason National Wildlife Refuge Weather Forecast

    • 64
    • 94

    Slight Chance Rain Showers

    • 63
    • 93

    Partly Sunny

    • 62
    • 96

    Mostly Sunny

    • 63
    • 94

    Slight Chance Thunderstorms

    • 62
    • 94

    Mostly Sunny

    • 64
    • 97

    Hot

Today 26 Jul Musselshell

Mostly sunny. Areas of smoke. Highs in the upper 90s. Northwest Winds 5 to 15 Mph in the morning shifting to the east 5 to 10 Mph in the afternoon.

Tonight 26 Jul Musselshell

Partly cloudy. Areas of smoke in the evening. Patchy smoke overnight. A 20 percent chance of Showers late in the evening. Lows in the mid 60s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Mason National Wildlife Refuge Temperature Statistics

July Temperature

N BAR Ranch Airport (10.6 miles)

  • Lowest 1 July, 2026

    44.6 °F

  • Average July

    70.6 °F

  • Highest 12 July, 2026

    104 °F

Climate (2021–2026)

N BAR Ranch Airport (10.6 miles)

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  • Average Low 2021–2026

    31.8 °F

  • Average 2021–2026

    44 °F

  • Average High 2021–2026

    55.3 °F
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