Simerson Weather Forecast

    • 30
    • 61

    Mostly Sunny

    • 35
    • 57

    Mostly Cloudy

    • 36
    • 61

    Partly Sunny

    • 38
    • 60

    Chance Rain

    • 38
    • 58

    Chance Rain

    • 39
    • 62

    Partly Sunny

Today 24 Jan Northwestern Mendocino Interior

Sunny. Highs 56 to 66. At higher Elevation, northeast wind up to 25 Mph in the morning.

Tonight 24 Jan Northwestern Mendocino Interior

Partly cloudy. Lows 29 to 39.

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Simerson Temperature Statistics

January Temperature

Ukiah Municipal Airport (21.7 miles)

  • Lowest 9 January, 2026

    30 °F

  • Average January

    47.4 °F

  • Highest 15 January, 2026

    70 °F

Climate (2021–Present)

Ukiah Municipal Airport (21.7 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    60.7 °F

  • Average High 2021–2026

    76 °F
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