Big Spencer Mountain Weather Forecast

    • 49
    • 72

    Mostly Sunny

    • 49
    • 73

    Mostly Cloudy

    • 49
    • 75

    Partly Sunny

    • 34
    • 61

    Mostly Sunny

    • 35
    • 57

    Mostly Sunny

    • 46
    • 66

    Partly Sunny

    • 53
    • 72

    Partly Sunny

Today 16 Sep Central Piscataquis

Sunny. Highs in the mid 70s. North Winds around 5 Mph, becoming southeast this afternoon.

Tonight 16 Sep Central Piscataquis

Mostly clear. Patchy fog after midnight. Lows in the lower 50s. Light and variable Winds, becoming southwest around 5 Mph after midnight.

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Big Spencer Mountain Temperature Statistics

September Temperature

Greenville (21.7 miles)

  • Lowest 8 September, 2025

    45 °F

  • Average September

    60.8 °F

  • Highest 1 September, 2025

    75 °F

Climate (2020–Present)

Greenville (21.7 miles)

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  • Average Low 2020–2025

    36.3 °F

  • Average 2020–2025

    44 °F

  • Average High 2020–2025

    51.8 °F
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