Bar Mills Weather Forecast

    • 50
    • 76

    Increasing Clouds

    • 65
    • 73

    Rain Showers Likely

    • 55
    • 85

    Partly Sunny

    • 47
    • 75

    Mostly Sunny

    • 52
    • 74

    Partly Sunny

    • 59
    • 80

    Mostly Cloudy

    • 52
    • 78

    Slight Chance Rain Showers

Today 8 Sep Interior York

Partly sunny. A chance of Showers this morning. Highs in the upper 70s. Northwest Winds around 10 Mph this Morning, becoming light and variable. Chance of rain 50 percent.

Tonight 8 Sep Interior York

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the lower 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bar Mills Temperature Statistics

September Temperature

Portland, Portland International Jetport (12.4 miles)

  • Lowest 1 September, 2026

    53.7 °F

  • Average September

    65.5 °F

  • Highest 4 September, 2026

    80.7 °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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