Arrowhead Lake Weather Forecast

    • 35
    • 50

    Rain Showers Likely

    • 35
    • 56

    Partly Sunny

    • 37
    • 56

    Mostly Cloudy

    • 34
    • 56

    Partly Sunny

    • 39
    • 58

    Mostly Cloudy

    • 45
    • 57

    Chance Rain Showers

Today 22 Apr Central St. Louis

Cloudy with a 50 percent chance of Showers. Near steady temperature in the upper 40s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 22 Apr Central St. Louis

Mostly cloudy. A slight chance of rain Showers in the evening. Patchy fog after midnight. Lows in the mid 30s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Arrowhead Lake Temperature Statistics

April Temperature

Cook Municipal Airport (9.9 miles)

  • Lowest 8 April, 2025

    6.8 °F

  • Average April

    34.2 °F

  • Highest 17 April, 2025

    62.6 °F

Climate (2020–Present)

Cook Municipal Airport (9.9 miles)

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

  • Average Low 2020–2025

    30.5 °F

  • Average 2020–2025

    41.7 °F

  • Average High 2020–2025

    51.8 °F
Get WillyWeather+ to remove ads