Castella Weather Forecast

    • 32
    • 54

    Increasing Clouds

    • 32
    • 57

    Mostly Sunny

    • 32
    • 56

    Sunny

    • 32
    • 53

    Mostly Sunny

    • 33
    • 54

    Mostly Sunny

    • 38
    • 58

    Mostly Sunny

    • 36
    • 61

    Mostly Sunny

Today 17 Jan Shasta Lake Area / Northern Shasta County

Widespread frost in the morning. Sunny. Highs 41 to 55 higher Elevations. 53 to 59 lower Elevations. Light Winds.

Tonight 17 Jan Shasta Lake Area / Northern Shasta County

Partly cloudy in the evening then clearing. Lows 24 to 39 higher Elevations. 33 to 42 lower Elevations. Prevailing north Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castella Temperature Statistics

January Temperature

Trinity Center (21.7 miles)

  • Lowest 14 January, 2025

    26.6 °F

  • Average January

    39.4 °F

  • Highest 15 January, 2025

    59 °F

Climate (2020–Present)

Trinity Center (21.7 miles)

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  • Average Low 2020–2025

    42.1 °F

  • Average 2020–2025

    54.9 °F

  • Average High 2020–2025

    68.7 °F
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