Sierra City Weather Forecast

    • 48
    • 72

    Rain Showers

    • 45
    • 60

    Rain Showers

    • 40
    • 69

    Mostly Sunny

    • 43
    • 72

    Mostly Sunny

    • 44
    • 72

    Partly Sunny

    • 43
    • 70

    Partly Sunny

Today 21 Oct Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Mostly cloudy. A chance of rain Showers and a slight chance of Thunderstorms in the afternoon. Highs 60 to 70. Light Winds.

Tonight 21 Oct Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Rain and a slight chance of Thunderstorms in the Evening, then a chance of rain Showers and a slight chance of Thunderstorms after midnight. Colder. Lows 42 to 52. Light Winds.

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Sierra City Temperature Statistics

October Temperature

Emigrant Gap, Blue Canyon Nyack Airport (20.5 miles)

  • Lowest 13 October, 2026

    36.6 °F

  • Average October

    65.2 °F

  • Highest 3 October, 2026

    82.7 °F

Climate (2021–2026)

Emigrant Gap, Blue Canyon Nyack Airport (20.5 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    60.6 °F
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