Arcata Weather Forecast

    • 47
    • 61

    Mostly Cloudy

    • 45
    • 60

    Partly Sunny

    • 49
    • 64

    Partly Sunny

    • 48
    • 63

    Mostly Cloudy

    • 48
    • 61

    Mostly Cloudy

    • 47
    • 60

    Mostly Cloudy

Today 15 Jun Northern Humboldt Coast

Mostly cloudy. Patchy fog in the morning. Highs 57 to 67. West wind 5 to 15 Mph.

Tonight 15 Jun Northern Humboldt Coast

Mostly cloudy. Slight chance of drizzle and patchy fog overnight. Lows 42 to 52. Northwest wind up to 10 Mph.

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Arcata Temperature Statistics

June Temperature

Arcata / Eureka, Arcata Airport (7.5 miles)

  • Lowest 2 June, 2025

    42.7 °F

  • Average June

    55 °F

  • Highest 2 June, 2025

    76.6 °F

Climate (2020–Present)

Arcata / Eureka, Arcata Airport (7.5 miles)

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  • Average Low 2020–2025

    45.2 °F

  • Average 2020–2025

    52 °F

  • Average High 2020–2025

    59.3 °F
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