Sullivan Lake Weather Forecast

    • 41
    • 53

    Increasing Clouds

    • 33
    • 53

    Increasing Clouds

    • 37
    • 49

    Rain Likely

    • 38
    • 49

    Chance Rain

    • 37
    • 55

    Mostly Cloudy

    • 37
    • 55

    Mostly Cloudy

    • 39
    • 53

    Chance Rain

Today 7 Nov Waterville Plateau

Mostly cloudy with a 50 percent chance of rain. Lows in the upper 30s to lower 40s. Highs in the lower to mid 50s.

Tonight 7 Nov Waterville Plateau

Mostly cloudy. A chance of rain overnight. Lows in the upper 30s to lower 40s. Southwest wind 5 to 15 Mph with Gusts up to 35 Mph overnight. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an inch.

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  • Temperature Real-Time

Sullivan Lake Temperature Statistics

November Temperature

Ephrata, Ephrata Municipal Airport (28.6 miles)

  • Lowest 2 November, 2026

    28.7 °F

  • Average November

    42.5 °F

  • Highest 1 November, 2026

    58.6 °F

Climate (2021–2026)

Ephrata, Ephrata Municipal Airport (28.6 miles)

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  • Average Low 2021–2026

    42.2 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    64 °F
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