St Peter Weather Forecast

    • 41
    • 64

    Rain Showers Likely

    • 43
    • 60

    Mostly Sunny

    • 40
    • 64

    Partly Sunny

    • 32
    • 52

    Mostly Sunny

    • 39
    • 60

    Partly Sunny

    • 37
    • 60

    Partly Sunny

Today 18 Oct Nicollet

Cooler. Mostly sunny in the Morning, then mostly cloudy with a 50 percent chance of rain Showers in the afternoon. Highs in the lower 60s. Northwest Winds 5 to 15 Mph.

Tonight 18 Oct Nicollet

Mostly cloudy with a 50 percent chance of rain Showers in the Evening, then clear after midnight. Lows around 40. Northwest Winds 10 to 15 Mph.

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St Peter Temperature Statistics

October Temperature

Mankato, Mankato Regional Airport (8.1 miles)

  • Lowest 8 October, 2025

    36 °F

  • Average October

    60.7 °F

  • Highest 3 October, 2025

    90 °F

Climate (2020–Present)

Mankato, Mankato Regional Airport (8.1 miles)

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  • Average Low 2020–2025

    39.3 °F

  • Average 2020–2025

    48.2 °F

  • Average High 2020–2025

    57 °F
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