Fallon Weather Forecast

    • 53
    • 67

    Increasing Clouds

    • 53
    • 63

    Mostly Cloudy

    • 52
    • 63

    Mostly Cloudy

    • 52
    • 63

    Mostly Cloudy

    • 52
    • 62

    Mostly Cloudy

    • 53
    • 63

    Mostly Cloudy

Today 12 Aug Coastal North Bay Including Point Reyes National Seashore

Mostly cloudy. Patchy fog in the morning. A slight chance of drizzle in the morning. Highs in the mid 60s. South Winds up to 5 Mph.

Tonight 12 Aug Coastal North Bay Including Point Reyes National Seashore

Mostly cloudy. Patchy fog. Lows in the lower 50s. Southwest Winds around 5 Mph in the evening. Becoming light.

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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 1 August, 2026

    50.6 °F

  • Average August

    70.4 °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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