Costigan Weather Forecast

    • 58
    • 76

    Mostly Cloudy

    • 58
    • 72

    Rain Showers

    • 58
    • 79

    Rain Showers

    • 61
    • 85

    Partly Sunny

    • 63
    • 83

    Chance Rain Showers

    • 59
    • 79

    Chance Rain Showers

Today 29 Jul Southern Penobscot

Patchy fog this morning. Mostly cloudy. Highs in the mid 70s. Southeast Winds 5 to 10 Mph. Gusts up to 25 Mph this afternoon.

Tonight 29 Jul Southern Penobscot

Cloudy. Isolated Showers after midnight. Areas of fog after midnight. Lows in the upper 50s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

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Costigan Temperature Statistics

July Temperature

Bangor, Bangor International Airport (16.8 miles)

  • Lowest 18 July, 2026

    50.6 °F

  • Average July

    71.2 °F

  • Highest 2 July, 2026

    93.7 °F

Climate (2021–2026)

Bangor, Bangor International Airport (16.8 miles)

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  • Average Low 2021–2026

    37.3 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.8 °F
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