Costigan Weather Forecast

    • 55
    • 78

    Isolated Thunderstorms

    • 55
    • 78

    Rain Showers Likely

    • 56
    • 74

    Rain Showers

    • 57
    • 80

    Slight Chance Thunderstorms

    • 56
    • 81

    Chance Rain Showers

    • 57
    • 84

    Slight Chance Rain Showers

Today 24 Jun Southern Penobscot

Mostly sunny. Areas of fog in the morning. Isolated Showers and Thunderstorms in the afternoon. Not as cool with Highs in the upper 70s. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 24 Jun Southern Penobscot

Mostly clear. Lows in the mid 50s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Costigan Temperature Statistics

June Temperature

Bangor, Bangor International Airport (16.8 miles)

  • Lowest 1 June, 2026

    36.6 °F

  • Average June

    64.9 °F

  • Highest 11 June, 2026

    87.7 °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

    56.7 °F
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