Round Lake Weather Forecast

    • 50
    • 62

    Rain Showers

    • 45
    • 55

    Rain Showers Likely

    • 41
    • 61

    Mostly Sunny

    • 46
    • 65

    Chance Rain Showers

    • 51
    • 67

    Mostly Cloudy

    • 53
    • 70

    Mostly Cloudy

Today 20 Sep Nobles

Mostly cloudy. Near steady temperature in the lower 60s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 20 Sep Nobles

Showers. Lows in the upper 40s. Northeast Winds 10 to 15 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Round Lake Temperature Statistics

September Temperature

Worthington, Worthington Municipal Airport (9.3 miles)

  • Lowest 16 September, 2026

    46 °F

  • Average September

    67.9 °F

  • Highest 4 September, 2026

    91.9 °F

Climate (2021–2026)

Worthington, Worthington Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    37.2 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    57.3 °F
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