Napoleon Lake Weather Forecast

    • 37
    • 51

    Mostly Cloudy

    • 42
    • 61

    Rain

    • 12
    • 42

    Rain

    • 16
    • 29

    Partly Sunny

    • 23
    • 43

    Mostly Cloudy

    • 18
    • 38

    Mostly Cloudy

Today 13 Mar North Itasca

Mostly cloudy late this Morning, then becoming partly sunny. Highs in the lower 50s. Southeast Winds 5 to 10 Mph.

Tonight 13 Mar North Itasca

Mostly cloudy. Not as cool with Lows in the upper 30s. Temperature rising into the lower 40s after midnight. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Napoleon Lake Temperature Statistics

March Temperature

Bigfork Municipal Airport (14.3 miles)

  • Lowest 1 March, 2025

    -0.4 °F

  • Average March

    28.4 °F

  • Highest 10 March, 2025

    64.4 °F

Climate (2020–Present)

Bigfork Municipal Airport (14.3 miles)

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  • Average Low 2020–2025

    30.5 °F

  • Average 2020–2025

    41.9 °F

  • Average High 2020–2025

    52.2 °F
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