Fairfax Weather Forecast

    • 51
    • 61

    Chance Rain

    • 48
    • 63

    Chance Rain

    • 49
    • 63

    Partly Sunny

    • 45
    • 63

    Mostly Sunny

    • 48
    • 65

    Mostly Sunny

    • 49
    • 67

    Mostly Sunny

Today 1 Mar North Bay Interior Valleys

Mostly cloudy. Areas of fog in the morning. Highs in the upper 50s to mid 60s. Southwest Winds 5 to 15 Mph.

Tonight 1 Mar North Bay Interior Valleys

Mostly cloudy. Areas of fog. A slight chance of rain in the evening. A chance of rain after midnight. Lows in the upper 40s to mid 50s. Southwest Winds 5 to 15 Mph.

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Fairfax Temperature Statistics

March Temperature

Novato / Gnoss Field (10.6 miles)

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Climate (2021–Present)

Novato / Gnoss Field (10.6 miles)

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  • Average Low 2021–2026

    46.4 °F

  • Average 2021–2026

    57.5 °F

  • Average High 2021–2026

    72.3 °F
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