Fish Creek Lake Weather Forecast

    • 36
    • 57

    Mostly Sunny

    • 36
    • 58

    Breezy

    • 28
    • 43

    Snow

    • 18
    • 34

    Snow

    • 17
    • 32

    Snow Likely

    • 19
    • 35

    Slight Chance Snow

Today 20 Apr Gallatin and Madison County Mountains and Centennial Mountains

Warmer, sunny. Highs 53 to 65. South Winds 5 to 15 Mph. Gusts up to 25 Mph increasing to 35 Mph in the afternoon.

Tonight 20 Apr Gallatin and Madison County Mountains and Centennial Mountains

Partly cloudy. Lows 35 to 43. South Winds 5 to 15 Mph with Gusts to around 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fish Creek Lake Temperature Statistics

April Temperature

Ennis - Big Sky Airport (38.5 miles)

  • Lowest 17 April, 2026

    15.8 °F

  • Average April

    41.3 °F

  • Highest 7 April, 2026

    68 °F

Climate (2021–Present)

Ennis - Big Sky Airport (38.5 miles)

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  • Average Low 2021–2026

    32.1 °F

  • Average 2021–2026

    44.6 °F

  • Average High 2021–2026

    56.5 °F
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