Round Lake Weather Forecast

    • 48
    • 70

    Mostly Cloudy

    • 46
    • 65

    Mostly Cloudy

    • 45
    • 66

    Partly Sunny

    • 46
    • 67

    Partly Sunny

    • 47
    • 68

    Partly Sunny

    • 48
    • 68

    Partly Sunny

Today 20 Sep Oceana

Mostly cloudy. Highs around 70. Northeast Winds 10 to 15 Mph with Gusts to around 25 Mph.

Tonight 20 Sep Oceana

Partly cloudy. Lows in the upper 40s. Northeast Winds 5 to 15 Mph with Gusts to around 25 Mph.

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Round Lake Temperature Statistics

September Temperature

Fremont Municipal Airport (18.6 miles)

  • Lowest 14 September, 2026

    41 °F

  • Average September

    67.3 °F

  • Highest 1 September, 2026

    89.6 °F

Climate (2021–2026)

Fremont Municipal Airport (18.6 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    49.2 °F

  • Average High 2021–2026

    58.2 °F
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