Bar Mills Weather Forecast

    • 50
    • 71

    Mostly Cloudy

    • 63
    • 80

    Partly Sunny

    • 53
    • 79

    Chance Rain Showers

    • 39
    • 71

    Slight Chance Rain Showers

    • 41
    • 66

    Chance Rain Showers

    • 35
    • 67

    Mostly Sunny

Today 30 Sep Interior York

Patchy fog in the morning. Mostly cloudy. Highs around 70. Light and variable Winds.

Tonight 30 Sep Interior York

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the lower 50s. Light and variable Winds.

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Bar Mills Temperature Statistics

September Temperature

Portland, Portland International Jetport (12.4 miles)

  • Lowest 20 September, 2026

    40.6 °F

  • Average September

    61.6 °F

  • Highest 10 September, 2026

    85.6 °F

Climate (2021–2026)

Portland, Portland International Jetport (12.4 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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