Hupper Island Weather Forecast

    • 43
    • 58

    Sunny

    • 49
    • 59

    Mostly Sunny

    • 53
    • 62

    Breezy

    • 53
    • 61

    Chance Rain Showers

    • 52
    • 61

    Chance Rain Showers

    • 52
    • 60

    Chance Rain Showers

Today 23 Sep Knox

Sunny. Highs in the lower 60s. Northeast Winds around 10 Mph.

Tonight 23 Sep Knox

Mostly clear. Lows around 40. Light and variable Winds.

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Hupper Island Temperature Statistics

September Temperature

Rockland, Knox County Regional Airport (13 miles)

  • Lowest 20 September, 2026

    39 °F

  • Average September

    60.6 °F

  • Highest 10 September, 2026

    84 °F

Climate (2021–2026)

Rockland, Knox County Regional Airport (13 miles)

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  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    54.8 °F
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