Lefko Airport Weather Forecast

    • 37
    • 63

    Mostly Sunny

    • 39
    • 65

    Mostly Sunny

    • 42
    • 69

    Mostly Sunny

    • 45
    • 73

    Mostly Sunny

    • 37
    • 60

    Chance Rain

    • 38
    • 58

    Mostly Sunny

    • 40
    • 64

    Partly Sunny

Today 15 Oct Western Siskiyou County

Sunny. Highs in the mid 50s to mid 60s. East Winds around 5 Mph shifting to the west in the late morning and afternoon.

Tonight 15 Oct Western Siskiyou County

Mostly clear. Lows in the mid 30s to lower 40s. Northwest Winds around 5 Mph shifting to the northeast after midnight.

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Lefko Airport Temperature Statistics

October Temperature

Montague Siskiyou County Airport (18 miles)

  • Lowest 4 October, 2025

    35.1 °F

  • Average October

    53.1 °F

  • Highest 8 October, 2025

    78.1 °F

Climate (2020–Present)

Montague Siskiyou County Airport (18 miles)

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  • Average Low 2020–2025

    39.6 °F

  • Average 2020–2025

    54.1 °F

  • Average High 2020–2025

    68.9 °F
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