Simerson Weather Forecast

    • 37
    • 61

    Cloudy

    • 40
    • 66

    Mostly Cloudy

    • 40
    • 68

    Chance Rain

    • 35
    • 64

    Chance Rain

    • 34
    • 71

    Mostly Sunny

    • 34
    • 71

    Partly Sunny

    • 34
    • 70

    Slight Chance Rain

Today 19 Oct Northwestern Interior Mendocino

Mostly cloudy. Patchy valley fog in the morning. Highs 55 to 69.

Tonight 19 Oct Northwestern Interior Mendocino

Mostly cloudy. Slight chance of rain in the evening. Patchy valley fog overnight. Lows 35 to 45.

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Simerson Temperature Statistics

October Temperature

Ukiah Municipal Airport (21.7 miles)

  • Lowest 13 October, 2026

    38.6 °F

  • Average October

    69.8 °F

  • Highest 5 October, 2026

    102.7 °F

Climate (2021–2026)

Ukiah Municipal Airport (21.7 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    61.1 °F

  • Average High 2021–2026

    76.2 °F
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