Scarborough River Entrance Weather Forecast

    • 50
    • 89

    Increasing Clouds

    • 41
    • 59

    Partly Sunny

    • 46
    • 59

    Partly Sunny

    • 45
    • 56

    Mostly Cloudy

    • 45
    • 53

    Chance Rain Showers

    • 48
    • 59

    Chance Rain Showers

    • 50
    • 66

    Slight Chance Rain Showers

Today 20 May Coastal Cumberland

Partly sunny. Warm with Highs in the upper 80s. West Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 20 May Coastal Cumberland

Partly cloudy with isolated Showers in the Evening, then mostly cloudy after midnight. Less humid with Lows in the upper 40s. Northwest Winds 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Scarborough River Entrance Temperature Statistics

May Temperature

Portland, Portland International Jetport (6.8 miles)

  • Lowest 8 May, 2026

    36.6 °F

  • Average May

    53.6 °F

  • Highest 17 May, 2026

    84.7 °F

Climate (2021–Present)

Portland, Portland International Jetport (6.8 miles)

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  • Average Low 2021–2026

    40.1 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    57.2 °F
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