Lower Red Rock Lake Weather Forecast

    • 32
    • 63

    Becoming Sunny

    • 35
    • 66

    Partly Sunny

    • 28
    • 49

    Snow

    • 19
    • 40

    Snow

    • 16
    • 39

    Chance Snow

    • 18
    • 43

    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

Lower Red Rock Lake Temperature Statistics

April Temperature

West Yellowstone (36 miles)

  • Lowest 18 April, 2026

    -0.4 °F

  • Average April

    26 °F

  • Highest 18 April, 2026

    41 °F

Climate (2021–Present)

West Yellowstone (36 miles)

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  • Average Low 2021–2026

    33.9 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    66.5 °F
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