Third Lake Weather Forecast

    • 49
    • 70

    Slight Chance Rain Showers

    • 51
    • 70

    Partly Sunny

    • 48
    • 72

    Partly Sunny

    • 49
    • 67

    Rain Showers Likely

    • 49
    • 67

    Rain Showers Likely

    • 48
    • 69

    Partly Sunny

Today 15 Sep Southeast Chippewa

Mostly cloudy with a 20 percent chance of light rain Showers. Highs in the lower 70s. Southwest Winds 10 to 15 Mph with Gusts to around 30 Mph.

Tonight 15 Sep Southeast Chippewa

Mostly cloudy early then becoming partly cloudy. Lows in the upper 40s. Northwest Winds up to 10 Mph. Gusts up to 25 Mph early.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Third Lake Temperature Statistics

September Temperature

Drummond Island Airport (8.1 miles)

  • Lowest 11 September, 2026

    43.9 °F

  • Average September

    64.7 °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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