Guernsey Lake Weather Forecast

    • 69
    • 89

    Slight Chance Thunderstorms

    • 61
    • 77

    Chance Thunderstorms

    • 60
    • 79

    Mostly Cloudy

    • 61
    • 80

    Slight Chance Thunderstorms

    • 58
    • 79

    Partly Sunny

    • 58
    • 78

    Slight Chance Rain Showers

    • 54
    • 74

    Mostly Cloudy

Today 1 Sep Kalkaska

Mostly sunny. Highs in the upper 80s. South Winds 5 to 10 Mph shifting to the southwest in the afternoon. Heat index Readings around 96.

Tonight 1 Sep Kalkaska

Partly cloudy. A 20 percent chance of light Showers and Thunderstorms after midnight. Patchy fog after midnight. Lows in the upper 60s. Light Winds.

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  • Temperature Forecast NOAA

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Guernsey Lake Temperature Statistics

September Temperature

Cherry Capital Airport (11.8 miles)

  • Lowest

  • Average September

  • Highest

Climate (2021–2026)

Cherry Capital Airport (11.8 miles)

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  • Average Low 2021–2026

    40.4 °F
  • Average 2021–2026

    49.3 °F
  • Average High 2021–2026

    58.1 °F
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