Gillan Lake Weather Forecast

    • 55
    • 84

    Mostly Sunny

    • 55
    • 83

    Mostly Sunny

    • 56
    • 83

    Mostly Sunny

    • 57
    • 83

    Partly Sunny

    • 52
    • 79

    Mostly Cloudy

    • 52
    • 75

    Slight Chance Thunderstorms

Today 15 Sep Oceana

Sunny. Highs in the lower 80s. Southeast Winds 5 to 10 Mph.

Tonight 15 Sep Oceana

Mostly clear. Lows in the mid 50s. Light Winds becoming southeast 10 Mph after midnight.

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Gillan Lake Temperature Statistics

September Temperature

Fremont Municipal Airport (12.4 miles)

  • Lowest 8 September, 2025

    37.4 °F

  • Average September

    59.6 °F

  • Highest 12 September, 2025

    80.6 °F

Climate (2020–Present)

Fremont Municipal Airport (12.4 miles)

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  • Average Low 2020–2025

    40.3 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    58.2 °F
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