Kettle Falls Weather Forecast

    • 48
    • 83

    Increasing Clouds

    • 45
    • 79

    Partly Sunny

    • 45
    • 73

    Partly Sunny

    • 46
    • 72

    Chance Rain Showers

    • 41
    • 66

    Chance Rain Showers

    • 40
    • 64

    Mostly Cloudy

Today 21 Sep Northeast Mountains

Sunny. Highs in the upper 70s to lower 80s.

Tonight 21 Sep Northeast Mountains

Mostly cloudy. Lows in the upper 40s to mid 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Kettle Falls Temperature Statistics

September Temperature

Deer Park, Deer Park Airport (52.2 miles)

  • Lowest 19 September, 2026

    39 °F

  • Average September

    58.6 °F

  • Highest 1 September, 2026

    81.6 °F

Climate (2021–2026)

Deer Park, Deer Park Airport (52.2 miles)

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  • Average Low 2021–2026

    35.7 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    60.2 °F
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