Castella Weather Forecast

    • 58
    • 87

    Decreasing Clouds

    • 56
    • 87

    Mostly Sunny

    • 60
    • 92

    Sunny

    • 61
    • 96

    Sunny

    • 54
    • 92

    Sunny

    • 48
    • 83

    Mostly Sunny

    • 49
    • 76

    Sunny

Today 15 Jun Shasta Lake Area / Northern Shasta County

Mostly sunny. Highs 72 to 87 higher Elevations. 84 to 92 lower Elevations. Prevailing northeast Winds up to 10 Mph shifting to the south in the afternoon.

Tonight 15 Jun Shasta Lake Area / Northern Shasta County

Partly cloudy in the evening then clearing. Lows 49 to 64. Prevailing southwest Winds up to 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

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Castella Temperature Statistics

June Temperature

Trinity Center (21.7 miles)

  • Lowest 13 June, 2025

    48.2 °F

  • Average June

    73.4 °F

  • Highest 9 June, 2025

    98.6 °F

Climate (2020–Present)

Trinity Center (21.7 miles)

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  • Average Low 2020–2025

    42.1 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    68.7 °F
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