Saint John Mountain Weather Forecast

    • 25
    • 33

    Snow Showers Likely

    • 27
    • 29

    Snow Showers

    • 26
    • 35

    Snow Showers Likely

    • 31
    • 41

    Mostly Sunny

    • 37
    • 51

    Sunny

    • 39
    • 55

    Mostly Sunny

Today 28 Mar Mountains Southwestern Shasta County to Western Colusa County

Mostly cloudy. At lower Elevations, a slight chance of rain Showers in the Morning, then a chance of rain Showers in the afternoon. A slight chance of Thunderstorms late in the afternoon. At higher Elevations, a chance of snow Showers in the morning. A chance of rain Showers through the day. Snow Showers likely early in the Afternoon, then a chance of snow Showers late in the afternoon. Highs 33 to 48 higher Elevations. 51 to 57 lower Elevations. No snow accumulation lower Elevations. 2 to 4 Inches higher Elevations. Snow level 4000 feet. Prevailing southwest Winds 5 to 15 Mph with Gusts to around 40 Mph.

Tonight 28 Mar Mountains Southwestern Shasta County to Western Colusa County

Mostly cloudy. At lower Elevations, a slight chance of Showers and Thunderstorms in the Evening, then a slight chance of rain Showers after midnight. At higher Elevations, a slight chance of rain and snow Showers in the Evening, then a slight chance of snow Showers after midnight. Lows 23 to 37 higher Elevations. Around 40 lower Elevations. No snow accumulation lower Elevations. Up to 1 inch higher Elevations. Snow level 3500 feet. Prevailing southwest Winds up to 15 Mph.

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Saint John Mountain Temperature Statistics

March Temperature

Ukiah Municipal Airport (34.2 miles)

  • Lowest 2 March, 2024

    36.6 °F
  • Average March

    52.6 °F
  • Highest 18 March, 2024

    81.6 °F

Climate (2019–Present)

Ukiah Municipal Airport (34.2 miles)

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  • Average Low 2019–2024

    46.8 °F
  • Average 2019–2024

    59.9 °F
  • Average High 2019–2024

    75.5 °F
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