Alliance Weather Forecast

    • 37
    • 54

    Mostly Cloudy

    • 37
    • 54

    Partly Sunny

    • 42
    • 59

    Mostly Cloudy

    • 44
    • 63

    Patchy Fog

    • 45
    • 62

    Mostly Cloudy

    • 47
    • 63

    Slight Chance Rain

Today 9 Mar Northern Humboldt Coast

Mostly cloudy in the morning then becoming mostly sunny. Patchy drizzle in the morning. Highs 49 to 59. North wind 10 to 20 Mph.

Tonight 9 Mar Northern Humboldt Coast

Mostly cloudy. Patchy drizzle. Lows 35 to 45. North wind 10 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Alliance Temperature Statistics

March Temperature

Arcata / Eureka, Arcata Airport (6.2 miles)

  • Lowest 6 March, 2026

    37 °F

  • Average March

    50.9 °F

  • Highest 1 March, 2026

    57.9 °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

    52.3 °F

  • Average High 2021–2026

    59.4 °F
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