Fullerton Weather Forecast

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    Chance Rain Showers

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    Chance Rain Showers

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    Chance Rain Showers

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    Chance Rain Showers

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    Chance Rain Showers

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    Chance Rain Showers

Today 2 May De Witt

Partly sunny. A slight chance of Showers in the afternoon. Highs in the upper 60s. West Winds around 10 Mph. Chance of rain 20 percent.

Tonight 2 May De Witt

Mostly cloudy. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the upper 40s. Northwest Winds 5 to 10 Mph, becoming north after midnight. Chance of rain 40 percent.

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Fullerton Temperature Statistics

May Temperature

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (20.5 miles)

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Climate (2020–Present)

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (20.5 miles)

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  • Average Low 2020–2025

    43.5 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    62 °F
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