MacKerricher State Park Weather Forecast

    • 55
    • 73

    Decreasing Clouds

    • 57
    • 77

    Partly Sunny

    • 56
    • 72

    Mostly Cloudy

    • 52
    • 68

    Partly Sunny

    • 50
    • 64

    Partly Sunny

    • 51
    • 65

    Partly Sunny

    • 51
    • 65

    Partly Sunny

Today 8 Sep Coastal Mendocino

Mostly cloudy then becoming partly cloudy late in the morning then becoming mostly cloudy then becoming partly cloudy late in the afternoon. Highs 70 to 85. East wind around 5 Mph shifting to the west in the afternoon.

Tonight 8 Sep Coastal Mendocino

Partly cloudy. Lows 51 to 61. North wind around 5 Mph shifting to the northeast overnight.

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MacKerricher State Park Temperature Statistics

September Temperature

Ukiah Municipal Airport (40.4 miles)

  • Lowest 6 September, 2026

    46 °F

  • Average September

    63.5 °F

  • Highest 5 September, 2026

    80.7 °F

Climate (2021–2026)

Ukiah Municipal Airport (40.4 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    76.1 °F
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