Etna Weather Forecast

    • 55
    • 91

    Sunny

    • 56
    • 93

    Sunny

    • 55
    • 92

    Sunny

    • 57
    • 90

    Partly Sunny

    • 59
    • 92

    Partly Sunny

    • 59
    • 93

    Mostly Sunny

Today 8 Jul Western Siskiyou County

Sunny. Highs in the lower 80s to lower 90s. East Winds around 5 Mph shifting to the northwest in the late morning and afternoon.

Tonight 8 Jul Western Siskiyou County

Clear. Lows in the mid 50s to lower 60s. Northwest Winds 10 to 15 Mph shifting to the northeast around 5 Mph after midnight.

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Etna Temperature Statistics

July Temperature

Montague Siskiyou County Airport (31.1 miles)

  • Lowest 1 July, 2026

    40.6 °F

  • Average July

    71.5 °F

  • Highest 4 July, 2026

    96.7 °F

Climate (2021–2026)

Montague Siskiyou County Airport (31.1 miles)

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  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    54.1 °F

  • Average High 2021–2026

    69.1 °F
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