Lake Coeur d'Alene Weather Forecast

    • 53
    • 77

    Becoming Sunny

    • 54
    • 81

    Mostly Sunny

    • 56
    • 82

    Mostly Sunny

    • 54
    • 80

    Partly Sunny

    • 52
    • 72

    Partly Sunny

    • 52
    • 71

    Partly Sunny

    • 49
    • 68

    Mostly Cloudy

Today 19 Sep Coeur d'Alene Area

Mostly cloudy. Highs in the mid 60s.

Tonight 19 Sep Coeur d'Alene Area

Mostly clear. Lows in the upper 40s to lower 50s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Coeur d'Alene Temperature Statistics

September Temperature

Coeur d'Alene Airport - Pappy Boyington Field (7.5 miles)

  • Lowest 5 September, 2026

    45 °F

  • Average September

    58.8 °F

  • Highest 1 September, 2026

    77 °F

Climate (2021–2026)

Coeur d'Alene Airport - Pappy Boyington Field (7.5 miles)

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  • Average Low 2021–2026

    39.8 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    59 °F
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