Fallon Weather Forecast

    • 54
    • 71

    Increasing Clouds

    • 55
    • 68

    Mostly Cloudy

    • 54
    • 67

    Mostly Cloudy

    • 53
    • 70

    Partly Sunny

    • 52
    • 69

    Mostly Cloudy

    • 52
    • 65

    Mostly Cloudy

Today 19 Aug Coastal North Bay Including Point Reyes National Seashore

Partly cloudy in the morning then becoming sunny. Areas of fog in the morning. Highs in the mid 60s to lower 70s. West Winds 5 to 10 Mph.

Tonight 19 Aug Coastal North Bay Including Point Reyes National Seashore

Partly cloudy in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fallon Temperature Statistics

August Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (16.2 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 (16.2 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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