Sunbeam Weather Forecast

    • 51
    • 72

    Becoming Sunny

    • 57
    • 77

    Mostly Sunny

    • 56
    • 78

    Rain Showers Likely

    • 61
    • 79

    Rain Showers

    • 56
    • 75

    Mostly Sunny

    • 59
    • 79

    Mostly Sunny

Today 14 Jun Mercer

Sunny. Scattered Showers this morning. Not as warm with Highs in the lower 70s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

Tonight 14 Jun Mercer

Mostly clear. Lows in the lower 50s. Northwest Winds 10 to 15 Mph, becoming west around 5 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunbeam Temperature Statistics

June Temperature

Galesburg Municipal Airport (20.5 miles)

  • Lowest 2 June, 2026

    46.4 °F

  • Average June

    72.9 °F

  • Highest 6 June, 2026

    90.3 °F

Climate (2021–Present)

Galesburg Municipal Airport (20.5 miles)

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

  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    62.4 °F
Get WillyWeather+ to remove ads