Bell Canyon Reservoir Weather Forecast

    • 54
    • 86

    Sunny

    • 56
    • 90

    Increasing Clouds

    • 54
    • 90

    Mostly Sunny

    • 52
    • 91

    Mostly Sunny

    • 50
    • 85

    Mostly Sunny

    • 50
    • 80

    Mostly Sunny

    • 50
    • 80

    Mostly Sunny

Today 18 May North Bay Interior Valleys

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

Tonight 18 May North Bay Interior Valleys

Clear. Lows in the 50s to lower 60s. Northwest Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bell Canyon Reservoir Temperature Statistics

May Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (18 miles)

  • Lowest 13 May, 2026

    44.7 °F

  • Average May

    62.2 °F

  • Highest 15 May, 2026

    82.7 °F

Climate (2021–Present)

Santa Rosa, Santa Rosa Sonoma County Airport (18 miles)

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  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    72.7 °F
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