Arnold Weather Forecast

    • 48
    • 67

    Mostly Sunny

    • 48
    • 64

    Chance Rain

    • 43
    • 60

    Rain Likely

    • 41
    • 54

    Rain Likely

    • 41
    • 59

    Mostly Sunny

    • 43
    • 61

    Mostly Sunny

Today 19 Oct Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft

Mostly sunny. Highs 64 to 74. Southeast Winds up to 10 Mph with Gusts to around 20 Mph shifting to the south around 10 Mph with Gusts to around 30 Mph in the afternoon.

Tonight 19 Oct Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft

Partly cloudy. Lows 45 to 55. Southeast Winds up to 10 Mph. Gusts up to 25 Mph in the evening.

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Arnold Temperature Statistics

October Temperature

COLUMBIA (15.5 miles)

  • Lowest 14 October, 2026

    41 °F

  • Average October

    70.7 °F

  • Highest 4 October, 2026

    96.8 °F

Climate (2021–2026)

COLUMBIA (15.5 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    59.8 °F

  • Average High 2021–2026

    73.4 °F
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