Mattaseunk Lake Weather Forecast

    • 55
    • 76

    Increasing Clouds

    • 34
    • 66

    Becoming Sunny

    • 32
    • 62

    Sunny

    • 42
    • 66

    Mostly Sunny

    • 51
    • 72

    Chance Rain Showers

    • 51
    • 74

    Chance Rain Showers

    • 44
    • 68

    Slight Chance Rain Showers

Today 18 Sep Southeast Aroostook

Mostly cloudy this Morning, then becoming partly sunny. Patchy fog this morning. Highs in the mid 70s. Southwest Winds 5 to 10 Mph.

Tonight 18 Sep Southeast Aroostook

Mostly clear this Evening, then mostly cloudy with isolated Showers. Lows in the lower 50s. Southwest Winds around 5 Mph, becoming northwest with Gusts up to 20 Mph. Chance of rain 20 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mattaseunk Lake Temperature Statistics

September Temperature

Millinocket, Millinocket Municipal Airport (14.9 miles)

  • Lowest 9 September, 2025

    39.9 °F

  • Average September

    59.3 °F

  • Highest 1 September, 2025

    79 °F

Climate (2020–Present)

Millinocket, Millinocket Municipal Airport (14.9 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    36.2 °F

  • Average 2020–2025

    45.7 °F

  • Average High 2020–2025

    55.1 °F
Get WillyWeather+ to remove ads