Rock Lake Weather Forecast

    • 53
    • 78

    Partly Sunny

    • 47
    • 73

    Mostly Cloudy

    • 51
    • 75

    Mostly Sunny

    • 50
    • 78

    Partly Sunny

    • 50
    • 77

    Partly Sunny

    • 51
    • 78

    Mostly Sunny

Today 7 May Okanogan Valley

Sunny. Highs in the upper 70s to mid 80s.

Tonight 7 May Okanogan Valley

Partly cloudy. Lows in the lower to mid 50s. Southwest wind 5 to 15 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rock Lake Temperature Statistics

May Temperature

Omak Airport (32.3 miles)

  • Lowest 1 May, 2026

    39.7 °F

  • Average May

    65.5 °F

  • Highest 3 May, 2026

    86.6 °F

Climate (2021–Present)

Omak Airport (32.3 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    63 °F
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