Derby Weather Forecast

    • 39
    • 60

    Mostly Cloudy

    • 39
    • 63

    Decreasing Clouds

    • 36
    • 57

    Mostly Cloudy

    • 34
    • 53

    Mostly Cloudy

    • 32
    • 59

    Mostly Sunny

    • 37
    • 61

    Partly Sunny

    • 45
    • 68

    Chance Rain Showers

Today 13 Oct Southern Piscataquis

Partly sunny. Highs in the upper 50s. Northeast Winds 5 to 10 Mph.

Tonight 13 Oct Southern Piscataquis

Mostly cloudy. Lows in the upper 30s. Northeast Winds around 5 Mph.

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Derby Temperature Statistics

October Temperature

Bangor, Bangor International Airport (31.1 miles)

  • Lowest 10 October, 2025

    28.9 °F

  • Average October

    54.1 °F

  • Highest 6 October, 2025

    84 °F

Climate (2020–Present)

Bangor, Bangor International Airport (31.1 miles)

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  • Average Low 2020–2025

    38 °F

  • Average 2020–2025

    47.7 °F

  • Average High 2020–2025

    57.1 °F
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