Sierra City Weather Forecast

    • 64
    • 94

    Partly Sunny

    • 62
    • 92

    Partly Sunny

    • 59
    • 89

    Mostly Sunny

    • 61
    • 90

    Mostly Sunny

    • 60
    • 89

    Mostly Sunny

    • 59
    • 89

    Partly Sunny

Today 20 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Mostly sunny in the morning then becoming partly cloudy. Highs 82 to 92. Light Winds becoming southwest up to 10 Mph in the afternoon.

Tonight 20 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Mostly cloudy in the evening then becoming mostly clear. Lows 60 to 70. Light Winds.

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Sierra City Temperature Statistics

August Temperature

Emigrant Gap, Blue Canyon Nyack Airport (20.5 miles)

  • Lowest 13 August, 2026

    55.7 °F

  • Average August

    74.1 °F

  • Highest 7 August, 2026

    90.6 °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

    53.5 °F

  • Average High 2021–2026

    60.5 °F
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