Delavan Weather Forecast

    • 19
    • 25

    Increasing Clouds

    • 36
    • 42

    Chance Rain

    • 20
    • 38

    Mostly Cloudy

    • 14
    • 29

    Chance Snow

    • 0
    • 22

    Slight Chance Snow

    • 1
    • 11

    Mostly Cloudy

Today 8 Dec Tazewell

Mostly sunny. Highs in the mid 20s. South Winds around 5 Mph.

Tonight 8 Dec Tazewell

Mostly cloudy. Not as cool with Lows around 19. Temperature rising into the upper 20s after midnight. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Delavan Temperature Statistics

December Temperature

Logan County Airport (18 miles)

  • Lowest 5 December, 2025

    -3.1 °F

  • Average December

    22.3 °F

  • Highest 6 December, 2025

    39.7 °F

Climate (2020–Present)

Logan County Airport (18 miles)

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  • Average Low 2020–2025

    45.7 °F

  • Average 2020–2025

    55.7 °F

  • Average High 2020–2025

    65.6 °F
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