Fort Gratiot Charter Township Weather Forecast

    • 50
    • 66

    Slight Chance Rain Showers

    • 49
    • 72

    Chance Thunderstorms

    • 44
    • 59

    Mostly Sunny

    • 47
    • 63

    Mostly Sunny

    • 55
    • 73

    Mostly Sunny

    • 61
    • 78

    Mostly Sunny

Today 29 May St. Clair

Mostly cloudy with a 20 percent chance of Showers. Highs in the upper 60s. West Winds 5 to 10 Mph.

Tonight 29 May St. Clair

Partly cloudy. Lows in the lower 50s. West Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Fort Gratiot Charter Township Temperature Statistics

May Temperature

St Clair County International Airport (9.3 miles)

  • Lowest 9 May, 2025

    32 °F

  • Average May

    54.1 °F

  • Highest 12 May, 2025

    82.4 °F

Climate (2020–Present)

St Clair County International Airport (9.3 miles)

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

  • Average Low 2020–2025

    40 °F

  • Average 2020–2025

    49.6 °F

  • Average High 2020–2025

    58.6 °F
Get WillyWeather+ to remove ads