Soulajule Reservoir Weather Forecast

    • 53
    • 69

    Decreasing Clouds

    • 55
    • 72

    Increasing Clouds

    • 56
    • 70

    Chance Rain Showers

    • 54
    • 70

    Chance Rain Showers

    • 53
    • 73

    Slight Chance Rain Showers

    • 53
    • 71

    Mostly Sunny

    • 53
    • 72

    Mostly Sunny

Today 6 Sep Marin Coastal Range

Sunny. Highs in the lower 70s. West Winds around 10 Mph.

Tonight 6 Sep Marin Coastal Range

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Soulajule Reservoir Temperature Statistics

September Temperature

Petaluma Municipal Airport (11.8 miles)

  • Lowest 1 September, 2025

    51.8 °F

  • Average September

    63.3 °F

  • Highest 1 September, 2025

    93.2 °F

Climate (2020–Present)

Petaluma Municipal Airport (11.8 miles)

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  • Average Low 2020–2025

    44.4 °F

  • Average 2020–2025

    55.2 °F

  • Average High 2020–2025

    69.1 °F
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