South Park Weather Forecast

    • 54
    • 85

    Increasing Clouds

    • 56
    • 82

    Decreasing Clouds

    • 53
    • 81

    Partly Sunny

    • 54
    • 83

    Partly Sunny

    • 53
    • 83

    Partly Sunny

    • 53
    • 79

    Areas Fog

    • 53
    • 79

    Areas Fog

Today 19 Aug North Bay Interior Valleys

Sunny. Highs in the mid 70s to upper 80s. Southwest Winds 10 to 15 Mph.

Tonight 19 Aug North Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the 50s. Southwest Winds 5 to 10 Mph.

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South Park Temperature Statistics

August Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (7.5 miles)

  • Lowest 10 August, 2026

    49.6 °F

  • Average August

    69 °F

  • Highest 1 August, 2026

    98.7 °F

Climate (2021–2026)

Santa Rosa, Santa Rosa Sonoma County Airport (7.5 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    72.8 °F
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