Round Lake Weather Forecast

    • 15
    • 30

    Decreasing Clouds

    • 24
    • 39

    Mostly Sunny

    • 29
    • 42

    Mostly Cloudy

    • 28
    • 44

    Partly Sunny

    • 32
    • 45

    Mostly Cloudy

    • 39
    • 47

    Rain Showers Likely

Today 12 Feb Clinton

Mostly sunny. Highs around 30. Northwest Winds 5 to 10 Mph.

Tonight 12 Feb Clinton

Partly cloudy. Lows near 15. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Round Lake Temperature Statistics

February Temperature

Capital Region International Airport (10.6 miles)

  • Lowest 1 February, 2026

    -4.5 °F

  • Average February

    18.9 °F

  • Highest 10 February, 2026

    42.1 °F

Climate (2021–Present)

Capital Region International Airport (10.6 miles)

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  • Average Low 2021–2026

    41.9 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    60 °F
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