Howell Island State Wildlife Area Weather Forecast

    • 67
    • 88

    Sunny

    • 71
    • 91

    Mostly Sunny

    • 72
    • 92

    Mostly Sunny

    • 73
    • 92

    Mostly Sunny

    • 74
    • 93

    Mostly Sunny

    • 74
    • 93

    Mostly Sunny

Today 13 Jul St. Charles

Sunny. Highs in the upper 80s. Northeast Winds 5 to 10 Mph.

Tonight 13 Jul St. Charles

Clear. Lows in the upper 60s. Northeast Winds 5 to 10 Mph.

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Howell Island State Wildlife Area Temperature Statistics

July Temperature

St. Louis, Spirit Of St. Louis Airport (2.5 miles)

  • Lowest 6 July, 2026

    68.6 °F

  • Average July

    80.8 °F

  • Highest 2 July, 2026

    96.7 °F

Climate (2021–2026)

St. Louis, Spirit Of St. Louis Airport (2.5 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    68.9 °F
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