Delavan Weather Forecast

    • 49
    • 72

    Severe Tstms

    • 48
    • 64

    Chance Rain Showers

    • 40
    • 62

    Mostly Sunny

    • 42
    • 64

    Slight Chance Thunderstorms

    • 37
    • 59

    Partly Sunny

    • 42
    • 62

    Mostly Sunny

    • 49
    • 71

    Partly Sunny

Today 27 Apr Tazewell

Mostly cloudy with a chance of Showers and Thunderstorms. Some Thunderstorms may be severe. Highs in the lower 70s. South Winds around 20 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

Tonight 27 Apr Tazewell

Mostly cloudy. Showers with Thunderstorms likely this evening. Some Thunderstorms may be severe. Breezy, cooler with Lows in the upper 40s. Southwest Winds 20 to 25 Mph with Gusts up to 35 Mph, becoming west 10 to 15 Mph with Gusts up to 25 Mph after midnight. Chance of rain 90 percent.

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Delavan Temperature Statistics

April Temperature

Logan County Airport (18 miles)

  • Lowest 7 April, 2026

    34.7 °F

  • Average April

    58.6 °F

  • Highest 13 April, 2026

    84.2 °F

Climate (2021–Present)

Logan County Airport (18 miles)

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  • Average Low 2021–2026

    45.7 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    65.9 °F
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