Calumet Weather Forecast

    • 79
    • 94

    Slight Chance Thunderstorms

    • 79
    • 95

    Thunderstorms Likely

    • 79
    • 93

    Thunderstorms Likely

    • 77
    • 91

    Chance Thunderstorms

    • 77
    • 90

    Chance Thunderstorms

    • 78
    • 91

    Chance Thunderstorms

Today 20 Jul Upper St. Mary

Sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the mid 90s. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 109.

Tonight 20 Jul Upper St. Mary

Mostly clear. Humid with Lows in the upper 70s. West Winds 5 to 10 Mph. Heat index Values up to 107 early in the evening.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Calumet Temperature Statistics

July Temperature

Patterson Memorial (1.9 miles)

  • Lowest 1 July, 2026

    73 °F

  • Average July

    81.7 °F

  • Highest 17 July, 2026

    93.9 °F

Climate (2021–2026)

Patterson Memorial (1.9 miles)

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

  • Average Low 2021–2026

    60.6 °F

  • Average 2021–2026

    68.4 °F

  • Average High 2021–2026

    77.4 °F
Get WillyWeather+ to remove ads