Barren Mountain Weather Forecast

    • 47
    • 61

    Isolated Thunderstorms

    • 49
    • 62

    Mostly Sunny

    • 51
    • 65

    Sunny

    • 53
    • 70

    Mostly Sunny

    • 51
    • 69

    Slight Chance Rain Showers

    • 45
    • 62

    Slight Chance Rain Showers

Today 14 Sep Northern Piscataquis

Mostly sunny. Patchy fog in the morning. Isolated Showers and Thunderstorms in the afternoon. Highs around 70. West Winds around 5 Mph, becoming northwest around 5 Mph in the afternoon. Chance of rain 20 percent.

Tonight 14 Sep Northern Piscataquis

Partly cloudy in the Evening, then becoming mostly clear. Patchy fog after midnight. Lows in the lower 40s. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Barren Mountain Temperature Statistics

September Temperature

Millinocket, Millinocket Municipal Airport (23 miles)

  • Lowest 9 September, 2025

    39.9 °F

  • Average September

    60.2 °F

  • Highest 1 September, 2025

    79 °F

Climate (2020–Present)

Millinocket, Millinocket Municipal Airport (23 miles)

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  • Average Low 2020–2025

    36.2 °F

  • Average 2020–2025

    45.7 °F

  • Average High 2020–2025

    55.1 °F
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