Guernsey Lake Weather Forecast

    • 58
    • 82

    Decreasing Clouds

    • 46
    • 75

    Chance Rain Showers

    • 56
    • 70

    Chance Thunderstorms

    • 59
    • 81

    Rain Showers Likely

    • 60
    • 75

    Rain Showers Likely

    • 54
    • 76

    Slight Chance Thunderstorms

Today 12 Sep Barry

Mostly sunny. Highs in the lower 80s. South Winds 5 to 10 Mph becoming west 10 to 15 Mph in the afternoon.

Tonight 12 Sep Barry

Partly cloudy. Lows in the upper 50s. West Winds 5 to 10 Mph with Gusts to around 20 Mph in the evening becoming light.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Guernsey Lake Temperature Statistics

September Temperature

W K Kellogg Airport (18.6 miles)

  • Lowest 6 September, 2026

    54.6 °F

  • Average September

    73 °F

  • Highest 2 September, 2026

    93.7 °F

Climate (2021–2026)

W K Kellogg Airport (18.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    60.8 °F
Get WillyWeather+ to remove ads