North Haven Island - Mullen Cove Weather Forecast

    • 54
    • 67

    Decreasing Clouds

    • 58
    • 75

    Mostly Sunny

    • 53
    • 71

    Mostly Sunny

    • 60
    • 67

    Rain Showers Likely

    • 55
    • 77

    Partly Sunny

    • 52
    • 69

    Mostly Sunny

Today 6 Sep Knox

Partly sunny with isolated Showers. Highs in the lower 70s. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 6 Sep Knox

Partly cloudy. Isolated Showers in the evening. Lows in the lower 50s. Light and variable Winds. Chance of rain 20 percent.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

North Haven Island - Mullen Cove Temperature Statistics

September Temperature

Rockland, Knox County Regional Airport (14.9 miles)

  • Lowest 1 September, 2026

    48.9 °F
  • Average September

    61.7 °F
  • Highest 4 September, 2026

    73 °F

Climate (2021–2026)

Rockland, Knox County Regional Airport (14.9 miles)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2021–2026

    39.5 °F
  • Average 2021–2026

    47.6 °F
  • Average High 2021–2026

    54.8 °F
Get WillyWeather+ to remove ads