Henrys Lake Weather Forecast

    • 49
    • 67

    Chance Rain Showers

    • 48
    • 67

    Rain Showers Likely

    • 45
    • 62

    Breezy

    • 45
    • 61

    Breezy

    • 47
    • 64

    Chance Rain

    • 48
    • 66

    Chance Rain

    • 48
    • 62

    Chance Rain

Today 31 Aug Centennial Mountains/Island Park

Sunny. Highs 70 to 77.

Tonight 31 Aug Centennial Mountains/Island Park

Partly cloudy in the evening. Then mostly cloudy with scattered rain Showers and isolated Thunderstorms after midnight. Lows 42 to 52.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Henrys Lake Temperature Statistics

August Temperature

West Yellowstone (14.3 miles)

  • Lowest 4 August, 2026

    30.2 °F

  • Average August

    60.1 °F

  • Highest 1 August, 2026

    91.4 °F

Climate (2021–2026)

West Yellowstone (14.3 miles)

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  • Average Low 2021–2026

    33.8 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    66 °F
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