Sunbeam Weather Forecast

    • 0
    • 17

    Becoming Sunny

    • 3
    • 16

    Partly Sunny

    • 6
    • 22

    Mostly Sunny

    • 18
    • 27

    Chance Snow

    • 18
    • 34

    Mostly Cloudy

    • 19
    • 31

    Chance Snow

Today 29 Jan Mercer

Mostly cloudy. Highs around 16. North Winds around 5 Mph.

Tonight 29 Jan Mercer

Partly cloudy in the Evening, then clearing. Cold with Lows around 1 above. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunbeam Temperature Statistics

January Temperature

Galesburg Municipal Airport (20.5 miles)

  • Lowest 23 January, 2026

    -11.2 °F

  • Average January

    23.6 °F

  • Highest 8 January, 2026

    59.2 °F

Climate (2021–Present)

Galesburg Municipal Airport (20.5 miles)

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  • Average Low 2021–2026

    41.3 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    61.8 °F
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