New Portland Weather Forecast

    • 50
    • 73

    Slight Chance Rain Showers

    • 56
    • 67

    Rain Showers Likely

    • 41
    • 66

    Mostly Sunny

    • 49
    • 69

    Partly Sunny

    • 55
    • 76

    Partly Sunny

    • 54
    • 72

    Chance Rain Showers

    • 48
    • 71

    Partly Sunny

Today 12 Sep Central Somerset

Mostly sunny. Highs in the lower 70s. South Winds around 10 Mph.

Tonight 12 Sep Central Somerset

Partly cloudy. Patchy fog after midnight. Lows around 50. South Winds around 10 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Portland Temperature Statistics

September Temperature

Waterville, Waterville Robert LaFleur Airport (31.1 miles)

  • Lowest 9 September, 2026

    46 °F

  • Average September

    63.7 °F

  • Highest 10 September, 2026

    82 °F

Climate (2021–2026)

Waterville, Waterville Robert LaFleur Airport (31.1 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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