Greenoak Weather Forecast

    • 26
    • 44

    Rain

    • 34
    • 41

    Mostly Cloudy

    • 30
    • 54

    Mostly Cloudy

    • 21
    • 40

    Mostly Cloudy

    • 26
    • 37

    Mostly Cloudy

    • 25
    • 41

    Chance Snow

Today 31 Jan Bureau

Areas of fog in the morning. Rain, mainly in the morning. Highs in the mid 40s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain near 100 percent.

Tonight 31 Jan Bureau

Rain. Widespread dense fog. Not as cool. Near steady temperature in the upper 30s. East Winds 5 to 10 Mph. Chance of rain 80 percent.

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Greenoak Temperature Statistics

January Temperature

Illinois Valley Regional Airport (15.5 miles)

  • Lowest 21 January, 2025

    -9.2 °F

  • Average January

    21.2 °F

  • Highest 28 January, 2025

    50.9 °F

Climate (2020–Present)

Illinois Valley Regional Airport (15.5 miles)

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  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    52.4 °F

  • Average High 2020–2025

    61.7 °F
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