Stillwater Weather Forecast

    • 50
    • 66

    Rain Showers

    • 50
    • 58

    Rain Showers

    • 46
    • 62

    Chance Rain Showers

    • 49
    • 71

    Partly Sunny

    • 56
    • 75

    Partly Sunny

    • 44
    • 72

    Partly Sunny

Today 27 Sep Southern Penobscot

Cloudy with isolated Showers. Highs in the mid 60s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 27 Sep Southern Penobscot

Cloudy. Scattered Showers in the Evening, then numerous Showers after midnight. Lows around 50. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Stillwater Temperature Statistics

September Temperature

Bangor, Bangor International Airport (9.9 miles)

  • Lowest 24 September, 2026

    34.6 °F

  • Average September

    59.7 °F

  • Highest 10 September, 2026

    82.7 °F

Climate (2021–2026)

Bangor, Bangor International Airport (9.9 miles)

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  • Average Low 2021–2026

    37.1 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.9 °F
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