Sleepy Eye Lake Weather Forecast

    • 58
    • 68

    Rain Showers

    • 54
    • 73

    Mostly Cloudy

    • 44
    • 64

    Partly Sunny

    • 45
    • 63

    Mostly Sunny

    • 46
    • 65

    Partly Sunny

    • 43
    • 62

    Mostly Sunny

Today 29 Sep Brown

Rain Showers in the morning. Slight chance of Thunderstorms. Rain Showers likely in the afternoon. Highs in the upper 60s. South Winds 5 to 15 Mph. Chance of precipitation near 100 percent.

Tonight 29 Sep Brown

Mostly cloudy. A 20 percent chance of Showers in the evening. Patchy fog after midnight. Lows in the upper 50s. Southwest Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sleepy Eye Lake Temperature Statistics

September Temperature

New Ulm Municipal Airport (11.2 miles)

  • Lowest 16 September, 2026

    46.4 °F

  • Average September

    65.9 °F

  • Highest 3 September, 2026

    89.6 °F

Climate (2021–2026)

New Ulm Municipal Airport (11.2 miles)

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  • Average Low 2021–2026

    37.7 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    57 °F
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