Round Lake Weather Forecast

    • 36
    • 55

    Increasing Clouds

    • 38
    • 47

    Chance Rain Showers

    • 43
    • 58

    Rain Showers

    • 33
    • 50

    Rain Showers

    • 31
    • 49

    Slight Chance Rain Showers

    • 30
    • 50

    Partly Sunny

Today 24 Apr Deuel

Partly sunny. Much cooler with Highs in the mid 50s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 24 Apr Deuel

Mostly cloudy. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the upper 30s. North Winds 5 to 10 Mph, becoming west after midnight. Chance of rain 50 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Round Lake Temperature Statistics

April Temperature

Watertown, Watertown Municipal Airport (16.2 miles)

  • Lowest 6 April, 2026

    14.6 °F

  • Average April

    40.9 °F

  • Highest 16 April, 2026

    84.7 °F

Climate (2021–Present)

Watertown, Watertown Municipal Airport (16.2 miles)

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

  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    45.5 °F

  • Average High 2021–2026

    56 °F
Get WillyWeather+ to remove ads