Wilmington Weather Forecast

    • 0
    • 17

    Mostly Sunny

    • 1
    • 15

    Partly Sunny

    • 5
    • 18

    Chance Snow Showers

    • 7
    • 22

    Slight Chance Snow

    • 13
    • 25

    Chance Snow

    • 16
    • 30

    Mostly Cloudy

    • 21
    • 30

    Mostly Cloudy

Today 28 Jan Southern Will

Partly cloudy late in the Morning, then becoming mostly sunny. Highs around 17. West Winds 10 to 15 Mph. Gusts up to 25 Mph in the afternoon. Wind chill Values as low as 12 below late in the morning.

Tonight 28 Jan Southern Will

Clear in the Evening, then becoming partly cloudy. Lows around 1 below. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wilmington Temperature Statistics

January Temperature

Joliet Regional Airport (14.3 miles)

  • Lowest 23 January, 2026

    -6.3 °F

  • Average January

    25.9 °F

  • Highest 8 January, 2026

    61.3 °F

Climate (2021–Present)

Joliet Regional Airport (14.3 miles)

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  • Average Low 2021–2026

    43.4 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    63 °F
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