Post Falls Weather Forecast

    • 52
    • 68

    Rain Showers Likely

    • 50
    • 69

    Partly Sunny

    • 53
    • 82

    Sunny

    • 54
    • 86

    Mostly Sunny

    • 53
    • 78

    Partly Sunny

    • 53
    • 79

    Partly Sunny

Today 14 Sep Coeur d'Alene Area

Mostly cloudy. A chance of rain Showers in the Morning, then rain Showers in the afternoon. Highs in the mid 60s to lower 70s. Southwest wind 5 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 90 percent. Rainfall Amounts around a tenth of an inch.

Tonight 14 Sep Coeur d'Alene Area

Mostly cloudy with a 50 percent chance of rain Showers. Lows in the upper 40s to lower 50s. Southwest wind 5 to 10 Mph. Gusts up to 20 Mph in the evening. Rainfall Amounts less than a tenth of an inch.

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Post Falls Temperature Statistics

September Temperature

Coeur d'Alene Airport - Pappy Boyington Field (6.8 miles)

  • Lowest 10 September, 2025

    55.9 °F

  • Average September

    74.7 °F

  • Highest 2 September, 2025

    100 °F

Climate (2020–Present)

Coeur d'Alene Airport - Pappy Boyington Field (6.8 miles)

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  • Average Low 2020–2025

    39.3 °F

  • Average 2020–2025

    49.1 °F

  • Average High 2020–2025

    58.8 °F
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