Copperopolis Weather Forecast

    • 53
    • 55

    Rain

    • 52
    • 55

    Rain

    • 51
    • 54

    Rain

    • 49
    • 54

    Rain

    • 48
    • 52

    Rain

    • 45
    • 49

    Rain

    • 40
    • 48

    Rain Likely

Today 20 Dec Motherlode

Rain likely early in the Morning, then a chance of rain in the late morning and early afternoon. Rain likely late in the afternoon. Highs 52 to 58. Light Winds.

Tonight 20 Dec Motherlode

Rain. Lows 47 to 53. Prevailing south Winds up to 10 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Copperopolis Temperature Statistics

December Temperature

COLUMBIA (12.4 miles)

  • Lowest 4 December, 2025

    30.2 °F

  • Average December

    45.4 °F

  • Highest 12 December, 2025

    73.4 °F

Climate (2020–Present)

COLUMBIA (12.4 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    59.8 °F

  • Average High 2020–2025

    73.6 °F
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