Cooks Lake Weather Forecast

    • 46
    • 50

    Slight Chance Rain Showers

    • 51
    • 63

    Becoming Sunny

    • 51
    • 67

    Sunny

    • 52
    • 69

    Mostly Sunny

    • 52
    • 67

    Mostly Sunny

    • 48
    • 63

    Chance Rain Showers

    • 43
    • 54

    Chance Rain Showers

Today 15 Sep Northern Panhandle

Mostly cloudy. Patchy fog in the morning. Rain Showers likely in the Morning, then a chance of rain Showers in the afternoon. Highs in the lower 60s to lower 70s. Chance of precipitation 70 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 15 Sep Northern Panhandle

Patchy fog in the evening. Partly cloudy. Lows in the lower 40s to lower 50s.

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Cooks Lake Temperature Statistics

September Temperature

Boundary County Airport (13 miles)

  • Lowest 9 September, 2025

    50 °F

  • Average September

    69.6 °F

  • Highest 2 September, 2025

    95 °F

Climate (2020–Present)

Boundary County Airport (13 miles)

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  • Average Low 2020–2025

    37.5 °F

  • Average 2020–2025

    47 °F

  • Average High 2020–2025

    56.5 °F
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