Fish Lake Weather Forecast

    • 40
    • 59

    Decreasing Clouds

    • 40
    • 65

    Mostly Sunny

    • 46
    • 68

    Partly Sunny

    • 50
    • 65

    Mostly Cloudy

    • 52
    • 69

    Chance Rain Showers

    • 52
    • 64

    Chance Rain Showers

Today 21 Sep Chisago

Cloudy. Highs in the upper 50s. East Winds around 5 Mph.

Tonight 21 Sep Chisago

Mostly cloudy. Patchy fog. Lows around 40. Northeast Winds up to 5 Mph.

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  • Temperature Real-Time

Fish Lake Temperature Statistics

September Temperature

Rush City Regional Airport (8.7 miles)

  • Lowest 14 September, 2026

    39.2 °F

  • Average September

    64.5 °F

  • Highest 3 September, 2026

    86.9 °F

Climate (2021–2026)

Rush City Regional Airport (8.7 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    45.7 °F

  • Average High 2021–2026

    55.1 °F
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