Big Signal Peak Weather Forecast

    • 71
    • 77

    Mostly Sunny

    • 68
    • 76

    Mostly Sunny

    • 65
    • 75

    Mostly Sunny

    • 59
    • 71

    Mostly Sunny

    • 53
    • 63

    Mostly Sunny

    • 57
    • 63

    Sunny

    • 60
    • 67

    Sunny

Today 15 Jun Northeastern Interior Mendocino

Sunny. Highs 90 to 105.

Tonight 15 Jun Northeastern Interior Mendocino

Mostly clear. Lows 60 to 70.

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Big Signal Peak Temperature Statistics

June Temperature

Ukiah Municipal Airport (27.3 miles)

  • Lowest 7 June, 2026

    47.6 °F

  • Average June

    71.6 °F

  • Highest 11 June, 2026

    103.6 °F

Climate (2021–Present)

Ukiah Municipal Airport (27.3 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    76.3 °F
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