Simpson Lake Weather Forecast

    • 49
    • 66

    Rain

    • 43
    • 55

    Rain

    • 39
    • 58

    Chance Rain Showers

    • 39
    • 58

    Chance Rain Showers

    • 41
    • 62

    Partly Sunny

    • 46
    • 69

    Mostly Sunny

Today 4 May Okanogan Highlands

Mostly cloudy. A chance of rain in the afternoon. Highs in the 60s. East wind 5 to 15 Mph with Gusts up to 30 Mph, except east 15 to 25 Mph with Gusts up to 30 Mph in the Mountains. Chance of precipitation 30 percent.

Tonight 4 May Okanogan Highlands

Mostly cloudy. A chance of rain. Lows in the mid to upper 40s. Northeast wind 5 to 15 Mph in the Evening, becoming light and variable. Chance of precipitation 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Simpson Lake Temperature Statistics

May Temperature

Deer Park, Deer Park Airport (47.2 miles)

  • Lowest 1 May, 2024

    21.9 °F

  • Average May

    41.9 °F

  • Highest 1 May, 2024

    55.9 °F

Climate (2019–Present)

Deer Park, Deer Park Airport (47.2 miles)

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  • Average Low 2019–2024

    35.1 °F

  • Average 2019–2024

    47.3 °F

  • Average High 2019–2024

    58.8 °F
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