Clinton Lake State Recreation Area Weather Forecast

    • 51
    • 54

    Rain Showers

    • 15
    • 66

    Rain Showers

    • 13
    • 23

    Blustery

    • 22
    • 28

    Mostly Cloudy

    • 15
    • 36

    Mostly Cloudy

    • 7
    • 24

    Partly Sunny

Today 27 Dec De Witt

Patchy fog in the morning. Cloudy. Highs in the mid 50s. Southeast Winds 10 to 15 Mph.

Tonight 27 Dec De Witt

Cloudy. A chance of rain after midnight. Not as cool with Lows in the lower 50s. Temperature rising into the upper 50s after midnight. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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Clinton Lake State Recreation Area Temperature Statistics

December Temperature

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (21.7 miles)

  • Lowest 14 December, 2025

    -9 °F

  • Average December

    26.8 °F

  • Highest 23 December, 2025

    57 °F

Climate (2020–Present)

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (21.7 miles)

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  • Average Low 2020–2025

    43.6 °F

  • Average 2020–2025

    52.9 °F

  • Average High 2020–2025

    62.2 °F
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