Sierra Fair Weather Forecast

    • 42
    • 46

    Mostly Cloudy

    • 43
    • 48

    Partly Sunny

    • 43
    • 52

    Partly Sunny

    • 43
    • 58

    Partly Sunny

    • 43
    • 56

    Partly Sunny

    • 45
    • 56

    Mostly Cloudy

Today 9 Dec Southern Sacramento Valley

Mostly cloudy. Widespread fog. Locally dense in the morning. Haze through the day. Patchy fog in the afternoon. Highs 44 to 52. Light Winds.

Tonight 9 Dec Southern Sacramento Valley

Partly cloudy. Lows 40 to 46. Light Winds.

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Sierra Fair Temperature Statistics

December Temperature

Sacramento Mather Airport (6.2 miles)

  • Lowest 4 December, 2025

    35.6 °F

  • Average December

    45.7 °F

  • Highest 3 December, 2025

    62.6 °F

Climate (2020–Present)

Sacramento Mather Airport (6.2 miles)

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  • Average Low 2020–2025

    48.6 °F

  • Average 2020–2025

    61.6 °F

  • Average High 2020–2025

    75.3 °F
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