Sullivan Lake Weather Forecast

    • 61
    • 88

    Patchy Smoke

    • 50
    • 75

    Partly Sunny

    • 56
    • 78

    Mostly Sunny

    • 61
    • 84

    Partly Sunny

    • 63
    • 85

    Mostly Sunny

    • 67
    • 90

    Mostly Sunny

Today 20 Jul Crow Wing

Mostly sunny. Patchy smoke this afternoon. Hot with Highs in the upper 80s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, increasing to west 15 to 20 Mph with Gusts up to 30 Mph this afternoon.

Tonight 20 Jul Crow Wing

Mostly clear in the Evening, then becoming partly cloudy. Patchy smoke in the evening. Humid with Lows in the lower 60s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

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Sullivan Lake Temperature Statistics

July Temperature

Aitkin Municipal Airport - Steve Kurtz Field (8.1 miles)

  • Lowest 5 July, 2026

    50 °F

  • Average July

    73.1 °F

  • Highest 13 July, 2026

    91.4 °F

Climate (2021–2026)

Aitkin Municipal Airport - Steve Kurtz Field (8.1 miles)

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  • Average Low 2021–2026

    31 °F

  • Average 2021–2026

    42.3 °F

  • Average High 2021–2026

    52.5 °F
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