Greenville Weather Forecast

    • 45
    • 70

    Becoming Sunny

    • 43
    • 67

    Sunny

    • 44
    • 66

    Mostly Sunny

    • 44
    • 64

    Partly Sunny

    • 42
    • 61

    Partly Sunny

    • 42
    • 58

    Slight Chance Rain

Today 18 Jan Motherlode

Mostly cloudy in the morning then becoming partly cloudy. Highs 62 to 70. Light Winds.

Tonight 18 Jan Motherlode

Mostly clear. Patchy dense fog in the late evening and early morning. Haze in the late evening and overnight. Widespread fog. Locally dense late in the night. Lows 41 to 49. Light Winds.

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  • Temperature Real-Time

Greenville Temperature Statistics

January Temperature

Nevada County Air Park (17.4 miles)

  • Lowest 8 January, 2026

    32 °F

  • Average January

    48.7 °F

  • Highest 15 January, 2026

    73.4 °F

Climate (2021–Present)

Nevada County Air Park (17.4 miles)

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  • Average Low 2021–2026

    52 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    68.7 °F
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