Costigan Weather Forecast

    • 21
    • 44

    Chance Rain

    • 13
    • 22

    Mostly Cloudy

    • 24
    • 32

    Chance Snow

    • 21
    • 36

    Chance Snow

    • 11
    • 30

    Mostly Cloudy

    • 0
    • 20

    Partly Sunny

Today 15 Jan Southern Penobscot

Cloudy. A chance of rain this morning. Areas of fog this Morning, then patchy fog this afternoon. Highs in the lower 40s. South Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 15 Jan Southern Penobscot

Mostly cloudy. Lows around 20. South Winds 5 to 10 Mph, becoming southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Costigan Temperature Statistics

January Temperature

Bangor, Bangor International Airport (16.8 miles)

  • Lowest 5 January, 2026

    -7.1 °F

  • Average January

    20.7 °F

  • Highest 10 January, 2026

    44.1 °F

Climate (2021–Present)

Bangor, Bangor International Airport (16.8 miles)

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  • Average Low 2021–2026

    37.7 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    56.9 °F
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