Lily Bay State Park Weather Forecast

    • 39
    • 56

    Mostly Cloudy

    • 40
    • 58

    Partly Sunny

    • 41
    • 60

    Mostly Sunny

    • 44
    • 64

    Partly Sunny

    • 45
    • 64

    Mostly Cloudy

    • 46
    • 63

    Partly Sunny

Today 21 Sep Central Piscataquis

Patchy fog in the morning. Partly sunny. Highs in the mid 50s. Northwest Winds 5 to 10 Mph.

Tonight 21 Sep Central Piscataquis

Partly cloudy. Patchy frost after midnight. Lows in the upper 30s. North Winds 5 to 10 Mph.

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Lily Bay State Park Temperature Statistics

September Temperature

Greenville (6.8 miles)

  • Lowest 9 September, 2026

    43 °F

  • Average September

    57.8 °F

  • Highest 4 September, 2026

    72 °F

Climate (2021–2026)

Greenville (6.8 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    43.6 °F

  • Average High 2021–2026

    51.3 °F
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