Decker Lake Weather Forecast

    • 36
    • 53

    Chance Rain Showers

    • 40
    • 55

    Rain Showers Likely

    • 40
    • 56

    Mostly Cloudy

    • 39
    • 60

    Partly Sunny

    • 43
    • 64

    Partly Sunny

    • 51
    • 70

    Slight Chance Thunderstorms

    • 51
    • 72

    Partly Sunny

Today 3 Sep North Itasca

Mostly cloudy with a 20 percent chance of Showers. Much cooler. Near steady temperature in the lower 50s. North Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 3 Sep North Itasca

Mostly cloudy with a chance of Sprinkles. Patchy frost. Cooler with Lows in the mid 30s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Decker Lake Temperature Statistics

September Temperature

Bemidji (26.1 miles)

  • Lowest 1 September, 2025

    57.2 °F

  • Average September

    68.2 °F

  • Highest 1 September, 2025

    78.6 °F

Climate (2020–Present)

Bemidji (26.1 miles)

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  • Average Low 2020–2025

    30.3 °F

  • Average 2020–2025

    41.1 °F

  • Average High 2020–2025

    50.9 °F
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