Round Lake Weather Forecast

    • 17
    • 38

    Chance Rain Showers

    • 18
    • 23

    Mostly Cloudy

    • 32
    • 35

    Chance Rain/Snow

    • 26
    • 42

    Mostly Cloudy

    • 34
    • 43

    Rain Showers Likely

    • 33
    • 52

    Slight Chance Rain Showers

Today 20 Dec Ottawa

A chance of rain Showers, freezing rain and snow Showers in the Morning, then a chance of rain Showers, possibly mixed with snow Showers in the afternoon. Highs in the upper 30s. South Winds 15 to 20 Mph becoming west in the afternoon. Gusts up to 40 Mph. Chance of precipitation 60 percent.

Tonight 20 Dec Ottawa

Mostly clear in the evening then becoming mostly cloudy. A slight chance of snow Showers, possibly mixed with freezing rain. Lows 15 to 20. West Winds 15 to 25 Mph with Gusts to around 40 Mph. Chance of precipitation 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Round Lake Temperature Statistics

December Temperature

Grand Rapids, Gerald R. Ford International Airport (14.3 miles)

  • Lowest 8 December, 2025

    3 °F

  • Average December

    22.9 °F

  • Highest 17 December, 2025

    42.1 °F

Climate (2020–Present)

Grand Rapids, Gerald R. Ford International Airport (14.3 miles)

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  • Average Low 2020–2025

    42.1 °F

  • Average 2020–2025

    50.8 °F

  • Average High 2020–2025

    59.6 °F
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