Round Lake Weather Forecast

    • 54
    • 68

    Decreasing Clouds

    • 48
    • 73

    Mostly Sunny

    • 42
    • 66

    Mostly Sunny

    • 45
    • 67

    Mostly Sunny

    • 54
    • 72

    Partly Sunny

    • 51
    • 75

    Partly Sunny

Today 6 Oct Clinton

Partly sunny late in the morning then becoming mostly sunny. Highs in the upper 60s. South Winds 5 to 15 Mph.

Tonight 6 Oct Clinton

Partly cloudy. Lows in the mid 50s. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

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Round Lake Temperature Statistics

October Temperature

Capital Region International Airport (10.6 miles)

  • Lowest 3 October, 2026

    44.1 °F

  • Average October

    58.1 °F

  • Highest 1 October, 2026

    71.7 °F

Climate (2021–2026)

Capital Region International Airport (10.6 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    60.1 °F
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