Fallon Weather Forecast

    • 50
    • 70

    Partly Sunny

    • 50
    • 69

    Partly Sunny

    • 52
    • 72

    Partly Sunny

    • 54
    • 76

    Mostly Sunny

    • 53
    • 78

    Mostly Sunny

    • 52
    • 73

    Mostly Sunny

Today 5 Aug Coastal North Bay Including Point Reyes National Seashore

Mostly cloudy in the morning then becoming partly cloudy. Patchy fog in the morning. Highs in the upper 60s. South Winds 5 to 10 Mph.

Tonight 5 Aug Coastal North Bay Including Point Reyes National Seashore

Mostly cloudy. Patchy fog in the Evening, then Areas of fog after midnight. Lows in the lower 50s. Southwest Winds up to 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

    73.6 °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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