Round Valley Airport Weather Forecast

    • 40
    • 52

    Rain Showers

    • 39
    • 52

    Rain

    • 35
    • 47

    Rain

    • 30
    • 46

    Rain

    • 28
    • 51

    Patchy Fog

    • 30
    • 55

    Patchy Fog

Today 23 Dec Northeastern Mendocino Interior

Rain. Highs 44 to 58. Southeast wind around 20 Mph in the afternoon.

Tonight 23 Dec Northeastern Mendocino Interior

Rain in the Evening, then rain Showers and slight chance of Thunderstorms overnight. Windy. Some Thunderstorms may produce heavy rainfall overnight. Snow level 5500 feet overnight. Lows 35 to 45. Southeast wind 20 to 30 Mph with Gusts at higher Elevations to around 55 Mph.

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Round Valley Airport Temperature Statistics

December Temperature

Ukiah Municipal Airport (45.4 miles)

  • Lowest 13 December, 2025

    30 °F

  • Average December

    49.2 °F

  • Highest 10 December, 2025

    72 °F

Climate (2020–Present)

Ukiah Municipal Airport (45.4 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    60.7 °F

  • Average High 2020–2025

    76 °F
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