Sullivan Lake State Airport Weather Forecast

    • 43
    • 70

    Becoming Sunny

    • 51
    • 76

    Increasing Clouds

    • 46
    • 69

    Rain Showers Likely

    • 39
    • 61

    Chance Rain Showers

    • 44
    • 68

    Mostly Sunny

    • 48
    • 73

    Mostly Sunny

    • 51
    • 76

    Partly Sunny

Today 1 May Northeast Mountains

Sunny. Highs in the upper 60s to mid 70s.

Tonight 1 May Northeast Mountains

Mostly clear. Lows in the upper 30s to mid 40s.

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Sullivan Lake State Airport Temperature Statistics

May Temperature

Boundary County Airport (45.4 miles)

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Climate (2020–Present)

Boundary County Airport (45.4 miles)

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  • Average Low 2020–2025

    37.3 °F

  • Average 2020–2025

    46.7 °F

  • Average High 2020–2025

    56.2 °F
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