Lake Upson Weather Forecast

    • 52
    • 59

    Rain

    • 53
    • 67

    Chance Rain

    • 48
    • 65

    Chance Rain Showers

    • 46
    • 59

    Slight Chance Rain Showers

    • 46
    • 59

    Chance Rain Showers

    • 42
    • 56

    Rain Showers Likely

    • 42
    • 53

    Chance Rain Showers

Today 16 Oct Keweenaw

Cloudy with a 40 percent chance of Showers. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 16 Oct Keweenaw

Showers this Evening, then a chance of Showers after midnight. Near steady temperature in the lower 50s. Southeast Winds 10 to 15 Mph, becoming south after midnight. Chance of rain 100 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Upson Temperature Statistics

October Temperature

Copper Harbor (7.5 miles)

  • Lowest 8 October, 2025

    39.9 °F

  • Average October

    58 °F

  • Highest 4 October, 2025

    82.9 °F

Climate (2020–Present)

Copper Harbor (7.5 miles)

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

  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    44.8 °F

  • Average High 2020–2025

    51 °F
Get WillyWeather+ to remove ads