Etna Weather Forecast

    • 26
    • 49

    Areas Fog

    • 25
    • 42

    Patchy Freezing Fog

    • 23
    • 48

    Patchy Freezing Fog

    • 26
    • 45

    Mostly Sunny

    • 28
    • 49

    Mostly Sunny

    • 30
    • 50

    Mostly Sunny

    • 31
    • 51

    Mostly Sunny

Today 17 Jan Western Siskiyou County

Sunny until early afternoon then becoming partly cloudy. Patchy fog this morning. Highs in the lower 40s to lower 50s. North Winds around 5 Mph.

Tonight 17 Jan Western Siskiyou County

Partly cloudy early this evening then clearing. Lows in the lower to mid 30s. Northeast Winds around 5 Mph.

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Etna Temperature Statistics

January Temperature

Montague Siskiyou County Airport (31.1 miles)

  • Lowest 12 January, 2025

    19.9 °F

  • Average January

    37.6 °F

  • Highest 15 January, 2025

    52 °F

Climate (2020–Present)

Montague Siskiyou County Airport (31.1 miles)

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  • Average Low 2020–2025

    39.9 °F

  • Average 2020–2025

    54.3 °F

  • Average High 2020–2025

    69.2 °F
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