Sunbeam Weather Forecast

    • -7
    • 4

    Blowing Snow

    • 17
    • 30

    Blowing Snow

    • 26
    • 38

    Partly Sunny

    • 34
    • 40

    Chance Rain

    • 13
    • 46

    Partly Sunny

    • 27
    • 35

    Mostly Cloudy

Today 14 Dec Mercer

Sunny, cold with Highs around 4 above. Northwest Winds around 10 Mph, becoming west this afternoon. Wind chill Values as low as 24 below.

Tonight 14 Dec Mercer

Mostly clear. Patchy blowing snow after midnight. Cold with Lows around 6 below. Temperature rising to around 5 above after midnight. South Winds 10 to 15 Mph. Wind chill Values as low as 21 below.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunbeam Temperature Statistics

December Temperature

Galesburg Municipal Airport (20.5 miles)

  • Lowest 4 December, 2025

    -3.5 °F

  • Average December

    22.9 °F

  • Highest 9 December, 2025

    41.2 °F

Climate (2020–Present)

Galesburg Municipal Airport (20.5 miles)

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

  • Average Low 2020–2025

    41.4 °F

  • Average 2020–2025

    51.5 °F

  • Average High 2020–2025

    61.7 °F
Get WillyWeather+ to remove ads