Bonaparte Lake Weather Forecast

    • 45
    • 66

    Mostly Sunny

    • 50
    • 74

    Chance Rain Showers

    • 39
    • 61

    Rain Showers

    • 38
    • 58

    Mostly Sunny

    • 34
    • 55

    Partly Sunny

    • 33
    • 52

    Slight Chance Snow Showers

    • 38
    • 57

    Partly Sunny

Today 11 May Okanogan Highlands

Sunny. Highs in the 70s.

Tonight 11 May Okanogan Highlands

Mostly clear. Lows in the lower 40s to lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bonaparte Lake Temperature Statistics

May Temperature

Omak Airport (31.1 miles)

  • Lowest 1 May, 2026

    39.7 °F

  • Average May

    65.7 °F

  • Highest 3 May, 2026

    86.6 °F

Climate (2021–Present)

Omak Airport (31.1 miles)

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  • Average Low 2021–2026

    41 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    63 °F
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