Big Signal Peak Weather Forecast

    • 45
    • 56

    Rain Showers

    • 43
    • 49

    Rain Showers

    • 35
    • 45

    Rain Showers

    • 34
    • 42

    Rain/Snow

    • 33
    • 37

    Rain/Snow Likely

    • 38
    • 45

    Partly Sunny

    • 42
    • 50

    Partly Sunny

Today 8 Apr Northeastern Mendocino Interior

Sunny in the morning then becoming mostly cloudy. Patchy valley fog in the morning. Chance of rain Showers and isolated Thunderstorms in the afternoon. Some Thunderstorms may produce gusty Winds in the afternoon. Highs 63 to 78.

Tonight 8 Apr Northeastern Mendocino Interior

Mostly cloudy early in the evening then clearing. Scattered rain Showers in the evening. Patchy dense valley fog overnight. Lows 41 to 51.

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Big Signal Peak Temperature Statistics

April Temperature

Ukiah Municipal Airport (27.3 miles)

  • Lowest 3 April, 2026

    36.6 °F

  • Average April

    57.5 °F

  • Highest 5 April, 2026

    82.9 °F

Climate (2021–Present)

Ukiah Municipal Airport (27.3 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    76.4 °F
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