Monticello Weather Forecast

    • 65
    • 73

    Rain Showers

    • 55
    • 75

    Rain Showers

    • 61
    • 69

    Rain Showers Likely

    • 58
    • 75

    Chance Rain Showers

    • 60
    • 74

    Rain Showers Likely

    • 56
    • 76

    Chance Rain Showers

Today 14 Sep Green

Mostly sunny in the Morning, then mostly cloudy with a 30 percent chance of light rain Showers in the afternoon. Highs in the lower 70s. Southeast Winds 5 to 15 Mph.

Tonight 14 Sep Green

Colder. Mostly clear. Lows in the lower 40s. East Winds up to 5 Mph.

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Monticello Temperature Statistics

September Temperature

Monroe Municipal Airport (8.7 miles)

  • Lowest 11 September, 2026

    58.8 °F

  • Average September

    75.4 °F

  • Highest 1 September, 2026

    92.7 °F

Climate (2021–2026)

Monroe Municipal Airport (8.7 miles)

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  • Average Low 2021–2026

    41.5 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    58.6 °F
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