Charleston Weather Forecast

    • 11
    • 30

    Becoming Sunny

    • 13
    • 36

    Mostly Sunny

    • 17
    • 27

    Snow Likely

    • 3
    • 31

    Partly Sunny

    • 13
    • 29

    Chance Snow

    • 19
    • 39

    Chance Rain/Snow

Today 21 Feb Southern Penobscot

Mostly cloudy with a slight chance of snow this Morning, then sunny this afternoon. Highs in the upper 20s. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of snow 20 percent.

Tonight 21 Feb Southern Penobscot

Clear. Lows around 11. North Winds around 5 Mph.

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Charleston Temperature Statistics

February Temperature

Bangor, Bangor International Airport (22.4 miles)

  • Lowest 6 February, 2026

    -12.4 °F

  • Average February

    17.3 °F

  • Highest 16 February, 2026

    37.7 °F

Climate (2021–Present)

Bangor, Bangor International Airport (22.4 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    56.9 °F
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