Dewey Weather Forecast

    • 40
    • 47

    Rain

    • 28
    • 46

    Rain

    • 36
    • 44

    Mostly Cloudy

    • 37
    • 56

    Mostly Cloudy

    • 25
    • 47

    Mostly Cloudy

    • 29
    • 41

    Mostly Cloudy

Today 30 Jan Champaign

Partly sunny in the Morning, then cloudy with rain likely in the afternoon. Highs in the mid 40s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 30 Jan Champaign

Mostly clear. Near steady temperature in the upper 20s. South Winds around 5 Mph.

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Dewey Temperature Statistics

January Temperature

Rantoul National Aviation Center Airport (6.8 miles)

  • Lowest 21 January, 2025

    -6.5 °F

  • Average January

    19.8 °F

  • Highest 17 January, 2025

    41.4 °F

Climate (2020–Present)

Rantoul National Aviation Center Airport (6.8 miles)

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  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    62 °F
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