Folsom Lake State Recreation Area Weather Forecast

    • 66
    • 88

    Chance Rain Showers

    • 64
    • 81

    Chance Rain Showers

    • 64
    • 88

    Mostly Sunny

    • 66
    • 92

    Sunny

    • 68
    • 94

    Mostly Sunny

    • 63
    • 84

    Chance Rain Showers

Today 18 Sep Southern Sacramento Valley

Mostly cloudy. Highs 84 to 90. South Winds up to 10 Mph.

Tonight 18 Sep Southern Sacramento Valley

Mostly cloudy. A slight chance of rain Showers in the Evening, then a chance of rain Showers and a slight chance of Thunderstorms after midnight. Lows around 65. South Winds up to 10 Mph with Gusts to around 20 Mph.

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Folsom Lake State Recreation Area Temperature Statistics

September Temperature

Auburn Municipal Airport (11.2 miles)

  • Lowest 11 September, 2025

    55.4 °F

  • Average September

    73.7 °F

  • Highest 2 September, 2025

    100.4 °F

Climate (2020–Present)

Auburn Municipal Airport (11.2 miles)

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  • Average Low 2020–2025

    51 °F

  • Average 2020–2025

    61.9 °F

  • Average High 2020–2025

    72 °F
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