Third Lake Weather Forecast

    • 47
    • 64

    Mostly Cloudy

    • 47
    • 66

    Partly Sunny

    • 45
    • 67

    Partly Sunny

    • 46
    • 62

    Partly Sunny

    • 46
    • 64

    Mostly Sunny

    • 47
    • 64

    Partly Sunny

Today 18 Sep Southeast Chippewa

Mostly cloudy. Highs in the mid 60s. Northeast Winds up to 10 Mph.

Tonight 18 Sep Southeast Chippewa

Partly cloudy. Lows in the mid 40s. Light Winds.

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  • Temperature Real-Time

Third Lake Temperature Statistics

September Temperature

Drummond Island Airport (8.1 miles)

  • Lowest 11 September, 2026

    43.9 °F

  • Average September

    63.5 °F

  • Highest 1 September, 2026

    80.1 °F

Climate (2021–2026)

Drummond Island Airport (8.1 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    44.8 °F

  • Average High 2021–2026

    52.6 °F
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