Boulder Lake Reservoir Weather Forecast

    • 59
    • 88

    Becoming Sunny

    • 59
    • 84

    Chance Thunderstorms

    • 59
    • 87

    Chance Thunderstorms

    • 57
    • 80

    Chance Thunderstorms

    • 56
    • 79

    Rain Showers Likely

    • 55
    • 76

    Chance Rain Showers

Today 30 Jun Central St. Louis

Sunny. Much warmer. Humid with Highs in the upper 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 30 Jun Central St. Louis

Mostly clear. Lows around 60. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph, Diminishing to around 5 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Boulder Lake Reservoir Temperature Statistics

June Temperature

Duluth International Airport (14.9 miles)

  • Lowest 19 June, 2026

    42.7 °F

  • Average June

    60.6 °F

  • Highest 3 June, 2026

    80.7 °F

Climate (2021–2026)

Duluth International Airport (14.9 miles)

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

  • Average Low 2021–2026

    33.2 °F

  • Average 2021–2026

    42.1 °F

  • Average High 2021–2026

    51 °F
Get WillyWeather+ to remove ads