Fair Oaks Weather Forecast

    • 49
    • 79

    Mostly Sunny

    • 52
    • 78

    Mostly Sunny

    • 55
    • 89

    Sunny

    • 54
    • 89

    Sunny

    • 53
    • 88

    Sunny

    • 53
    • 87

    Mostly Sunny

Today 13 Sep Northwestern Mendocino Interior

Sunny. Patchy valley fog in the morning. Highs 76 to 91.

Tonight 13 Sep Northwestern Mendocino Interior

Mostly clear. Lows 46 to 56.

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Fair Oaks Temperature Statistics

September Temperature

Ukiah Municipal Airport (18.6 miles)

  • Lowest 7 September, 2025

    50 °F

  • Average September

    69.5 °F

  • Highest 2 September, 2025

    102.9 °F

Climate (2020–Present)

Ukiah Municipal Airport (18.6 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    60.7 °F

  • Average High 2020–2025

    76.3 °F
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