Rio Oso Weather Forecast

    • 54
    • 90

    Mostly Sunny

    • 55
    • 89

    Sunny

    • 60
    • 94

    Sunny

    • 60
    • 99

    Hot

    • 55
    • 91

    Sunny

    • 55
    • 87

    Sunny

Today 15 Jun Southern Sacramento Valley

Partly cloudy in the morning then clearing. Highs 85 to 93. Southwest Winds up to 10 Mph.

Tonight 15 Jun Southern Sacramento Valley

Mostly clear. Lows 50 to 57. South Winds up to 10 Mph with Gusts to around 20 Mph.

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Rio Oso Temperature Statistics

June Temperature

Marysville, Yuba County Airport (9.3 miles)

  • Lowest 2 June, 2025

    53.7 °F

  • Average June

    74.6 °F

  • Highest 7 June, 2025

    98.7 °F

Climate (2020–Present)

Marysville, Yuba County Airport (9.3 miles)

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  • Average Low 2020–2025

    50.9 °F

  • Average 2020–2025

    64.3 °F

  • Average High 2020–2025

    78.3 °F
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