Guernewood Park Weather Forecast

    • 53
    • 84

    Mostly Sunny

    • 53
    • 82

    Mostly Sunny

    • 55
    • 79

    Mostly Sunny

    • 55
    • 79

    Mostly Sunny

    • 55
    • 79

    Mostly Sunny

    • 53
    • 76

    Mostly Sunny

Today 12 Jun North Bay Interior Valleys

Sunny. Highs in the upper 70s to lower 90s. Southwest Winds 5 to 15 Mph.

Tonight 12 Jun North Bay Interior Valleys

Mostly clear except patchy fog after midnight. Lows in the 50s. Southwest Winds 5 to 15 Mph.

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Guernewood Park Temperature Statistics

June Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (9.9 miles)

  • Lowest 7 June, 2026

    43.6 °F

  • Average June

    67.2 °F

  • Highest 3 June, 2026

    93.7 °F

Climate (2021–Present)

Santa Rosa, Santa Rosa Sonoma County Airport (9.9 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    72.8 °F
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