Gem Lake Weather Forecast

    • 47
    • 56

    Chance Rain Showers

    • 52
    • 62

    Mostly Sunny

    • 51
    • 66

    Mostly Sunny

    • 51
    • 67

    Mostly Sunny

    • 50
    • 65

    Partly Sunny

    • 52
    • 66

    Mostly Sunny

Today 22 Jul Lower Hells Canyon/Salmon River Region

Partly cloudy. Chance of rain Showers and a slight chance of Thunderstorms in the afternoon. Chance of precipitation 30 percent. Highs in the lower 70s to mid 80s.

Tonight 22 Jul Lower Hells Canyon/Salmon River Region

Mostly clear. Lows in the mid 50s to lower 60s.

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Gem Lake Temperature Statistics

July Temperature

McCall Airport (37.3 miles)

  • Lowest 5 July, 2025

    43.6 °F

  • Average July

    66.5 °F

  • Highest 1 July, 2025

    90.6 °F

Climate (2020–Present)

McCall Airport (37.3 miles)

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  • Average Low 2020–2025

    30.5 °F

  • Average 2020–2025

    42.6 °F

  • Average High 2020–2025

    54.5 °F
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