Mussel Cove Weather Forecast

    • 52
    • 72

    Decreasing Clouds

    • 53
    • 73

    Mostly Sunny

    • 57
    • 80

    Mostly Sunny

    • 55
    • 78

    Partly Sunny

    • 63
    • 70

    Chance Rain Showers

    • 55
    • 75

    Partly Sunny

Today 5 Sep Coastal Cumberland

Partly sunny with isolated Showers. Highs in the lower 70s. North Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 5 Sep Coastal Cumberland

Partly cloudy in the Evening, then becoming mostly clear. Lows around 50. North Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mussel Cove Temperature Statistics

September Temperature

Portland, Portland International Jetport (6.2 miles)

  • Lowest 1 September, 2026

    53.7 °F

  • Average September

    63.3 °F

  • Highest 1 September, 2026

    72.6 °F

Climate (2021–2026)

Portland, Portland International Jetport (6.2 miles)

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  • Average Low 2021–2026

    40 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    57.3 °F
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