Rio Oso Weather Forecast

    • 58
    • 91

    Sunny

    • 57
    • 89

    Sunny

    • 61
    • 91

    Sunny

    • 64
    • 96

    Mostly Sunny

    • 63
    • 95

    Mostly Sunny

    • 63
    • 96

    Mostly Sunny

    • 62
    • 96

    Sunny

Today 3 Aug Southern Sacramento Valley

Sunny. Highs 87 to 95. South Winds up to 10 Mph with Gusts to around 20 Mph.

Tonight 3 Aug Southern Sacramento Valley

Clear. Lows 54 to 61. South Winds 10 to 15 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rio Oso Temperature Statistics

August Temperature

Marysville, Yuba County Airport (9.3 miles)

  • Lowest 1 August, 2025

    61 °F

  • Average August

    77.8 °F

  • Highest 1 August, 2025

    96.1 °F

Climate (2020–Present)

Marysville, Yuba County Airport (9.3 miles)

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  • Average Low 2020–2025

    50.8 °F

  • Average 2020–2025

    64.2 °F

  • Average High 2020–2025

    78.2 °F
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