Jewell Island Weather Forecast

    • 47
    • 50

    Mostly Sunny

    • 55
    • 59

    Mostly Sunny

    • 44
    • 60

    Mostly Sunny

    • 41
    • 50

    Mostly Sunny

    • 45
    • 53

    Partly Sunny

    • 47
    • 56

    Chance Rain Showers

    • 47
    • 53

    Slight Chance Rain Showers

Today 28 Oct Coastal Cumberland

Partly sunny. Highs in the upper 50s.

Tonight 28 Oct Coastal Cumberland

Mostly clear. Lows in the mid 30s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jewell Island Temperature Statistics

October Temperature

Portland, Portland International Jetport (10.6 miles)

  • Lowest 18 October, 2026

    27.6 °F

  • Average October

    51.5 °F

  • Highest 2 October, 2026

    83.6 °F

Climate (2021–2026)

Portland, Portland International Jetport (10.6 miles)

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  • Average Low 2021–2026

    39.9 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    57.3 °F
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