Mount Shasta Weather Forecast

    • 44
    • 69

    Increasing Clouds

    • 43
    • 70

    Mostly Sunny

    • 30
    • 66

    Partly Sunny

    • 35
    • 61

    Partly Sunny

    • 43
    • 70

    Partly Sunny

    • 41
    • 71

    Partly Sunny

    • 40
    • 71

    Partly Sunny

Today 23 Mar South Central Siskiyou County

Sunny. Highs in the lower 60s to lower 70s. South Winds 5 to 10 Mph.

Tonight 23 Mar South Central Siskiyou County

Partly cloudy until well after midnight then clearing. Lows in the mid 30s to mid 40s. South Winds 5 to 10 Mph.

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  • Temperature Real-Time

Mount Shasta Temperature Statistics

March Temperature

Mount Shasta (0 miles)

  • Lowest 11 March, 2026

    28.7 °F

  • Average March

    51.2 °F

  • Highest 17 March, 2026

    83.6 °F

Climate (2021–Present)

Mount Shasta (0 miles)

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  • Average Low 2021–2026

    39.7 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    66 °F
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