Waterville Weather Forecast

    • 50
    • 72

    Becoming Sunny

    • 55
    • 79

    Mostly Sunny

    • 50
    • 77

    Partly Sunny

    • 61
    • 71

    Chance Rain Showers

    • 51
    • 79

    Partly Sunny

    • 48
    • 70

    Mostly Sunny

Today 6 Sep Kennebec

Partly sunny. Highs in the lower 70s. North Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 6 Sep Kennebec

Mostly cloudy. Patchy fog. Lows in the lower 50s. North Winds around 10 Mph.

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Waterville Temperature Statistics

September Temperature

Waterville, Waterville Robert LaFleur Airport (2.5 miles)

  • Lowest 1 September, 2026

    51.1 °F

  • Average September

    62.7 °F

  • Highest 1 September, 2026

    75.9 °F

Climate (2021–2026)

Waterville, Waterville Robert LaFleur Airport (2.5 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    56 °F
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