Big Lake Weather Forecast

    • 33
    • 51

    Chance Rain Showers

    • 29
    • 53

    Mostly Cloudy

    • 29
    • 52

    Partly Sunny

    • 33
    • 55

    Mostly Cloudy

    • 34
    • 58

    Mostly Cloudy

    • 33
    • 59

    Partly Sunny

    • 32
    • 60

    Mostly Sunny

Today 5 Dec Burney Basin / Eastern Shasta County

Widespread frost in the morning. Mostly sunny in the Morning, then mostly cloudy with a slight chance of rain Showers early in the afternoon. Mostly cloudy late in the afternoon. Highs 48 to 56. Light Winds.

Tonight 5 Dec Burney Basin / Eastern Shasta County

Mostly clear. A slight chance of rain Showers in the evening. A slight chance of rain Showers late in the night. In the Valleys, patchy fog late in the evening. At higher Elevations, patchy frost late in the night. Lows 31 to 39. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Lake Temperature Statistics

December Temperature

Mount Shasta (49.1 miles)

  • Lowest 1 December, 2025

    27 °F

  • Average December

    37.2 °F

  • Highest 1 December, 2025

    51.1 °F

Climate (2020–Present)

Mount Shasta (49.1 miles)

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  • Average Low 2020–2025

    39.5 °F

  • Average 2020–2025

    52.3 °F

  • Average High 2020–2025

    65.5 °F
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