Dow Weather Forecast

    • 74
    • 86

    Isolated Thunderstorms

    • 77
    • 91

    Isolated Thunderstorms

    • 77
    • 96

    Mostly Sunny

    • 75
    • 95

    Partly Sunny

    • 75
    • 91

    Chance Thunderstorms

    • 75
    • 91

    Chance Thunderstorms

    • 75
    • 93

    Mostly Sunny

Today 21 Jul Jersey

Mostly sunny. Near steady temperature in the mid 80s. East Winds around 5 Mph.

Tonight 21 Jul Jersey

Mostly cloudy in the Evening, then partly cloudy with isolated Showers and Thunderstorms after midnight. Humid with Lows in the lower 70s. Southeast Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dow Temperature Statistics

July Temperature

St. Charles, St. Charles County Smartt Airport (7.5 miles)

  • Lowest 2 July, 2025

    65.6 °F

  • Average July

    80.1 °F

  • Highest 16 July, 2025

    94.6 °F

Climate (2020–Present)

St. Charles, St. Charles County Smartt Airport (7.5 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    57.6 °F

  • Average High 2020–2025

    68.3 °F
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