Monticello Weather Forecast

    • 36
    • 40

    Drizzle

    • 35
    • 46

    Mostly Cloudy

    • 39
    • 48

    Mostly Cloudy

    • 8
    • 44

    Slight Chance Snow

    • 9
    • 19

    Partly Sunny

    • 15
    • 29

    Mostly Cloudy

Today 25 Dec Jones

Cloudy. Patchy dense fog late. Patchy drizzle this afternoon. Highs in the lower 40s. Northeast Winds 5 to 10 Mph, becoming east with Gusts up to 20 Mph this afternoon.

Tonight 25 Dec Jones

Cloudy with Areas of drizzle. Areas of fog. Near steady temperature in the upper 30s. Southeast Winds 5 to 10 Mph.

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Monticello Temperature Statistics

December Temperature

Monticello Regional Airport (1.9 miles)

  • Lowest 4 December, 2025

    -13 °F

  • Average December

    20.2 °F

  • Highest 9 December, 2025

    41 °F

Climate (2020–Present)

Monticello Regional Airport (1.9 miles)

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  • Average Low 2020–2025

    37.6 °F

  • Average 2020–2025

    48.4 °F

  • Average High 2020–2025

    58.6 °F
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