Susan Bay Weather Forecast

    • 58
    • 79

    Becoming Sunny

    • 55
    • 79

    Mostly Sunny

    • 56
    • 79

    Mostly Sunny

    • 59
    • 82

    Rain Showers Likely

    • 49
    • 71

    Partly Sunny

    • 51
    • 72

    Mostly Sunny

Today 31 Jul North St. Louis

Partly sunny. A slight chance of Showers late this morning. Highs around 80. North Winds around 5 Mph. Chance of rain 20 percent.

Tonight 31 Jul North St. Louis

Partly cloudy in the Evening, then clearing. Lows in the upper 50s. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Susan Bay Temperature Statistics

July Temperature

Orr Regional Airport (5 miles)

  • Lowest 22 July, 2026

    45.9 °F

  • Average July

    71.5 °F

  • Highest 13 July, 2026

    97.2 °F

Climate (2021–2026)

Orr Regional Airport (5 miles)

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  • Average Low 2021–2026

    29.4 °F

  • Average 2021–2026

    40 °F

  • Average High 2021–2026

    49.8 °F
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