Greenville Weather Forecast

    • 15
    • 24

    Increasing Clouds

    • 16
    • 33

    Mostly Cloudy

    • 30
    • 38

    Rain

    • 11
    • 47

    Rain Likely

    • 13
    • 19

    Chance Snow

    • 8
    • 28

    Mostly Cloudy

Today 16 Dec Central Piscataquis

Mostly cloudy with scattered Flurries this Morning, then partly sunny this afternoon. Highs in the lower 20s. West Winds 5 to 10 Mph.

Tonight 16 Dec Central Piscataquis

Mostly cloudy. Cold with Lows around 15. Temperature rising to around 20 after midnight. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Greenville Temperature Statistics

December Temperature

Greenville (1.9 miles)

  • Lowest 5 December, 2025

    -2.9 °F

  • Average December

    14.7 °F

  • Highest 1 December, 2025

    30.9 °F

Climate (2020–Present)

Greenville (1.9 miles)

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  • Average Low 2020–2025

    36.3 °F

  • Average 2020–2025

    44 °F

  • Average High 2020–2025

    51.7 °F
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