Shasta National Forest Weather Forecast

    • 51
    • 81

    Sunny

    • 52
    • 82

    Sunny

    • 55
    • 85

    Mostly Sunny

    • 54
    • 84

    Partly Sunny

    • 53
    • 75

    Slight Chance Rain Showers

    • 52
    • 75

    Chance Rain Showers

    • 51
    • 77

    Mostly Sunny

Today 15 Sep Shasta Lake Area / Northern Shasta County

Sunny, warmer. Highs 77 to 92 higher Elevations. 88 to 96 lower Elevations. Prevailing northeast Winds up to 10 Mph.

Tonight 15 Sep Shasta Lake Area / Northern Shasta County

Clear. Lows 49 to 64 higher Elevations. 57 to 69 lower Elevations. Light Winds becoming northeast up to 10 Mph after midnight.

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Shasta National Forest Temperature Statistics

September Temperature

Mount Shasta (19.3 miles)

  • Lowest 10 September, 2025

    45 °F

  • Average September

    63.4 °F

  • Highest 1 September, 2025

    90 °F

Climate (2020–Present)

Mount Shasta (19.3 miles)

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  • Average Low 2020–2025

    39.5 °F

  • Average 2020–2025

    52.4 °F

  • Average High 2020–2025

    65.7 °F
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