Helldiver Lake Weather Forecast

    • 60
    • 81

    Mostly Sunny

    • 55
    • 79

    Chance Thunderstorms

    • 58
    • 78

    Chance Thunderstorms

    • 58
    • 76

    Rain Showers Likely

    • 58
    • 74

    Chance Rain Showers

    • 56
    • 74

    Chance Rain Showers

    • 55
    • 73

    Partly Sunny

Today 18 Sep Oceana

Mostly sunny with a 20 percent chance of Showers. Highs around 80. West Winds 5 to 10 Mph.

Tonight 18 Sep Oceana

Partly cloudy. Patchy fog after midnight. Lows in the upper 50s. Light Winds.

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Helldiver Lake Temperature Statistics

September Temperature

Fremont Municipal Airport (17.4 miles)

  • Lowest 8 September, 2025

    37.4 °F

  • Average September

    62 °F

  • Highest 14 September, 2025

    84.2 °F

Climate (2020–Present)

Fremont Municipal Airport (17.4 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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