Mount Katahdin Weather Forecast

    • 28
    • 45

    Increasing Clouds

    • 24
    • 36

    Windy

    • 21
    • 30

    Blustery

    • 26
    • 36

    Sunny

    • 34
    • 44

    Partly Sunny

    • 26
    • 41

    Partly Sunny

    • 20
    • 29

    Mostly Sunny

Today 21 Oct Northern Piscataquis

Sunny. Highs in the lower 50s. Light and variable Winds.

Tonight 21 Oct Northern Piscataquis

Clear. Patchy fog after midnight. Lows in the upper 20s. Light and variable Winds, becoming west around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Katahdin Temperature Statistics

October Temperature

Millinocket, Millinocket Municipal Airport (20.5 miles)

  • Lowest 17 October, 2026

    27.6 °F

  • Average October

    47 °F

  • Highest 1 October, 2026

    75.7 °F

Climate (2021–2026)

Millinocket, Millinocket Municipal Airport (20.5 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    45.4 °F

  • Average High 2021–2026

    54.9 °F
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