Ukonom Lake Weather Forecast

    • 56
    • 69

    Becoming Sunny

    • 54
    • 68

    Mostly Sunny

    • 49
    • 64

    Mostly Sunny

    • 48
    • 62

    Partly Sunny

    • 49
    • 62

    Partly Sunny

    • 46
    • 57

    Partly Sunny

Today 20 Sep Western Siskiyou County

Partly cloudy. Highs in the lower 80s to lower 90s. Northeast Winds around 5 Mph shifting to the northwest late in the afternoon.

Tonight 20 Sep Western Siskiyou County

Partly cloudy in the evening then clearing. Lows in the mid 50s to lower 60s. Northwest Winds around 5 Mph shifting to the east after midnight.

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Ukonom Lake Temperature Statistics

September Temperature

Crescent City, Jack McNamara Field Airport (47.2 miles)

  • Lowest 12 September, 2026

    47.6 °F

  • Average September

    59.1 °F

  • Highest 8 September, 2026

    72.6 °F

Climate (2021–2026)

Crescent City, Jack McNamara Field Airport (47.2 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    58.8 °F
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