Byrnes Mill Weather Forecast

    • 23
    • 38

    Gradual Clearing

    • 23
    • 40

    Mostly Sunny

    • 40
    • 56

    Partly Sunny

    • 35
    • 65

    Mostly Sunny

    • 48
    • 65

    Partly Sunny

    • 55
    • 72

    Partly Sunny

Today 9 Nov Jefferson

Cloudy this Morning, then becoming mostly sunny. Scattered Flurries. Much cooler with Highs in the upper 30s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 9 Nov Jefferson

Mostly clear with a chance of Flurries in the Evening, then partly cloudy after midnight. Cooler with Lows in the lower 20s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Byrnes Mill Temperature Statistics

November Temperature

St. Louis, Spirit Of St. Louis Airport (15.5 miles)

  • Lowest 6 November, 2025

    32 °F

  • Average November

    52.1 °F

  • Highest 4 November, 2025

    75 °F

Climate (2020–Present)

St. Louis, Spirit Of St. Louis Airport (15.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    57.1 °F

  • Average High 2020–2025

    68.3 °F
Get WillyWeather+ to remove ads