Monte Rio Weather Forecast

    • 54
    • 88

    Mostly Sunny

    • 51
    • 76

    Mostly Sunny

    • 53
    • 78

    Mostly Sunny

    • 54
    • 69

    Chance Rain

    • 53
    • 71

    Mostly Sunny

    • 56
    • 80

    Sunny

    • 59
    • 86

    Sunny

Today 5 Jun North Bay Interior Valleys

Sunny. Highs in the upper 70s to lower 90s. West Winds 5 to 10 Mph increasing to 10 to 20 Mph in the afternoon.

Tonight 5 Jun North Bay Interior Valleys

Mostly clear. Lows in the 50s. West Winds 10 to 20 Mph with Gusts to around 35 Mph.

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  • Temperature Real-Time

Monte Rio Temperature Statistics

June Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (10.6 miles)

  • Lowest 1 June, 2026

    48.7 °F

  • Average June

    66.1 °F

  • Highest 3 June, 2026

    91.9 °F

Climate (2021–Present)

Santa Rosa, Santa Rosa Sonoma County Airport (10.6 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    72.7 °F
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