Alliance Weather Forecast

    • 40
    • 59

    Decreasing Clouds

    • 42
    • 59

    Partly Sunny

    • 42
    • 59

    Partly Sunny

    • 41
    • 59

    Areas Fog

    • 43
    • 61

    Areas Fog

    • 45
    • 61

    Areas Fog

Today 24 Apr Northern Humboldt Coast

Mostly cloudy until early afternoon then becoming partly cloudy. Highs 56 to 66. Northwest wind around 10 Mph.

Tonight 24 Apr Northern Humboldt Coast

Partly cloudy. Lows 37 to 47. West wind around 5 Mph in the evening becoming light.

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Alliance Temperature Statistics

April Temperature

Arcata / Eureka, Arcata Airport (6.2 miles)

  • Lowest 16 April, 2026

    32.6 °F

  • Average April

    50.5 °F

  • Highest 4 April, 2026

    68.6 °F

Climate (2021–Present)

Arcata / Eureka, Arcata Airport (6.2 miles)

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  • Average Low 2021–2026

    45.6 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    59.6 °F
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