Monticello Weather Forecast

    • 31
    • 54

    Becoming Sunny

    • 42
    • 55

    Mostly Cloudy

    • 37
    • 64

    Chance Rain

    • 32
    • 59

    Slight Chance Rain

    • 30
    • 54

    Partly Sunny

    • 37
    • 58

    Mostly Cloudy

Today 6 Oct Southeast Aroostook

Mostly sunny in the Morning, then becoming partly sunny. Highs in the lower 50s. West Winds 15 to 20 Mph with Gusts up to 40 Mph.

Tonight 6 Oct Southeast Aroostook

Clear. Widespread frost after midnight. Lows in the lower 30s. West Winds 10 to 15 Mph with Gusts up to 30 Mph, Diminishing to around 5 Mph with Gusts up to 15 Mph after midnight.

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Monticello Temperature Statistics

October Temperature

Houlton, Houlton International Airport (12.4 miles)

  • Lowest 3 October, 2026

    33.1 °F

  • Average October

    55 °F

  • Highest 1 October, 2026

    75.7 °F

Climate (2021–2026)

Houlton, Houlton International Airport (12.4 miles)

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  • Average Low 2021–2026

    32.9 °F

  • Average 2021–2026

    43.4 °F

  • Average High 2021–2026

    53.6 °F
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