Stewartville Weather Forecast

    • 45
    • 57

    Chance Rain Showers

    • 41
    • 60

    Partly Sunny

    • 45
    • 64

    Partly Sunny

    • 50
    • 63

    Mostly Cloudy

    • 52
    • 65

    Mostly Cloudy

    • 55
    • 66

    Chance Rain Showers

Today 21 Sep Olmsted

Mostly cloudy with a 50 percent chance of Showers. Highs in the upper 50s. Northeast Winds 5 to 10 Mph.

Tonight 21 Sep Olmsted

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 40s. East Winds 5 to 10 Mph.

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Stewartville Temperature Statistics

September Temperature

Rochester, Rochester International Airport (3.1 miles)

  • Lowest 14 September, 2026

    45.6 °F

  • Average September

    68.1 °F

  • Highest 4 September, 2026

    89.7 °F

Climate (2021–2026)

Rochester, Rochester International Airport (3.1 miles)

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  • Average Low 2021–2026

    38 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.6 °F
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