Big Signal Peak Weather Forecast

    • 57
    • 62

    Mostly Sunny

    • 57
    • 66

    Mostly Sunny

    • 57
    • 64

    Mostly Sunny

    • 57
    • 64

    Mostly Sunny

    • 58
    • 64

    Mostly Sunny

    • 61
    • 67

    Sunny

    • 61
    • 70

    Sunny

Today 22 Jul Northeastern Mendocino Interior

Sunny. Highs 75 to 90.

Tonight 22 Jul Northeastern Mendocino Interior

Partly cloudy early in the evening then becoming clear. Lows 49 to 59.

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Big Signal Peak Temperature Statistics

July Temperature

Ukiah Municipal Airport (27.3 miles)

  • Lowest 5 July, 2025

    48.7 °F

  • Average July

    75.2 °F

  • Highest 11 July, 2025

    105.7 °F

Climate (2020–Present)

Ukiah Municipal Airport (27.3 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    60.8 °F

  • Average High 2020–2025

    76.3 °F
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