Bonaparte Lake Weather Forecast

    • 36
    • 48

    Rain Showers

    • 33
    • 45

    Rain/Snow

    • 30
    • 45

    Chance Rain/Snow

    • 34
    • 48

    Snow Showers Likely

    • 31
    • 44

    Snow Showers

    • 27
    • 43

    Chance Snow Showers

Today 27 Mar Okanogan Highlands

Mostly cloudy with a chance of rain Showers. A chance of Thunderstorms in the afternoon. Highs in the 50s. Chance of precipitation 50 percent. Rainfall Amounts up to a half inch Possible, except higher Amounts possible in Thunderstorms.

Tonight 27 Mar Okanogan Highlands

Mostly cloudy. A chance of rain Showers in the Evening, then rain and mountain snow Showers overnight. Little or no mountain snow accumulation. Lows in the upper 30s to mid 40s. Chance of precipitation 90 percent.

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Bonaparte Lake Temperature Statistics

March Temperature

Omak Airport (31.1 miles)

  • Lowest 14 March, 2025

    23.8 °F

  • Average March

    42.4 °F

  • Highest 24 March, 2025

    63 °F

Climate (2020–Present)

Omak Airport (31.1 miles)

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  • Average Low 2020–2025

    40.6 °F

  • Average 2020–2025

    51.6 °F

  • Average High 2020–2025

    62.4 °F
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