St Peters Weather Forecast

    • 55
    • 85

    Mostly Sunny

    • 62
    • 90

    Mostly Sunny

    • 61
    • 85

    Partly Sunny

    • 60
    • 80

    Partly Sunny

    • 63
    • 91

    Mostly Sunny

    • 54
    • 79

    Partly Sunny

Today 8 Oct St. Charles

Sunny. Highs in the mid 80s. South Winds around 5 Mph.

Tonight 8 Oct St. Charles

Clear. Lows in the lower 50s. Southeast Winds around 5 Mph.

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St Peters Temperature Statistics

October Temperature

St. Louis, Spirit Of St. Louis Airport (8.7 miles)

  • Lowest 6 October, 2026

    43 °F

  • Average October

    63.4 °F

  • Highest 1 October, 2026

    89.7 °F

Climate (2021–2026)

St. Louis, Spirit Of St. Louis Airport (8.7 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    57.6 °F

  • Average High 2021–2026

    69 °F
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