Lake Siskiyou Weather Forecast

    • 41
    • 71

    Partly Sunny

    • 42
    • 73

    Mostly Sunny

    • 38
    • 72

    Mostly Sunny

    • 35
    • 69

    Partly Sunny

    • 40
    • 75

    Partly Sunny

    • 42
    • 72

    Partly Sunny

    • 41
    • 65

    Chance Rain

Today 18 Apr South Central Siskiyou County

Sunny. Highs in the lower 60s to lower 70s. Northeast Winds 5 to 10 Mph shifting to the west late this afternoon.

Tonight 18 Apr South Central Siskiyou County

Partly cloudy. Lows in the mid 30s to lower 40s. West Winds around 5 Mph shifting to the north after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Siskiyou Temperature Statistics

April Temperature

Mount Shasta (2.5 miles)

  • Lowest 5 April, 2024

    29.8 °F

  • Average April

    47.9 °F

  • Highest 2 April, 2024

    77.6 °F

Climate (2019–Present)

Mount Shasta (2.5 miles)

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  • Average Low 2019–2024

    39.3 °F

  • Average 2019–2024

    52 °F

  • Average High 2019–2024

    65 °F
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