Round Valley Airport Weather Forecast

    • 51
    • 87

    Mostly Sunny

    • 52
    • 85

    Mostly Sunny

    • 52
    • 86

    Mostly Sunny

    • 53
    • 88

    Mostly Cloudy

    • 52
    • 88

    Partly Sunny

    • 51
    • 87

    Partly Sunny

Today 13 Aug Northeastern Interior Mendocino

Sunny. Slight chance of rain in the afternoon. Highs 81 to 96.

Tonight 13 Aug Northeastern Interior Mendocino

Mostly clear. Patchy dense valley fog overnight. Lows 49 to 59.

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Round Valley Airport Temperature Statistics

August Temperature

Ukiah Municipal Airport (45.4 miles)

  • Lowest 6 August, 2026

    55.7 °F

  • Average August

    80.4 °F

  • Highest 8 August, 2026

    108.6 °F

Climate (2021–2026)

Ukiah Municipal Airport (45.4 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    76.2 °F
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