Ennis - Big Sky Airport Weather Forecast

    • 34
    • 56

    Breezy

    • 38
    • 50

    Windy

    • 23
    • 45

    Snow Showers

    • 21
    • 34

    Slight Chance Snow

    • 23
    • 36

    Chance Snow

    • 27
    • 41

    Rain/Snow Likely

    • 22
    • 39

    Chance Snow

Today 11 Mar Madison River Valley

Windy. Mostly cloudy. Highs 45 to 50. South Winds 20 to 30 Mph.

Tonight 11 Mar Madison River Valley

Breezy. Mostly cloudy in the evening then becoming partly cloudy. Lows 30 to 35. South Winds 15 to 25 Mph decreasing to 10 to 15 Mph after midnight.

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Ennis - Big Sky Airport Temperature Statistics

March Temperature

Ennis - Big Sky Airport (0 miles)

  • Lowest 7 March, 2025

    15.8 °F

  • Average March

    35 °F

  • Highest 2 March, 2025

    59 °F

Climate (2020–Present)

Ennis - Big Sky Airport (0 miles)

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  • Average Low 2020–2025

    31.2 °F

  • Average 2020–2025

    43.5 °F

  • Average High 2020–2025

    55.4 °F
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