Arcata Bay Weather Forecast

    • 52
    • 60

    Chance Rain Showers

    • 53
    • 59

    Rain Showers

    • 48
    • 57

    Rain Showers

    • 45
    • 51

    Rain Showers Likely

    • 44
    • 50

    Chance Rain

    • 44
    • 52

    Mostly Cloudy

    • 46
    • 53

    Mostly Cloudy

Today 8 Apr Northern Humboldt Coast

Partly cloudy in the morning then becoming mostly cloudy. Patchy fog in the morning. Slight chance of rain Showers in the Morning, then chance of rain Showers in the afternoon. Highs 61 to 71. Light Winds becoming west around 10 Mph in the afternoon.

Tonight 8 Apr Northern Humboldt Coast

Mostly cloudy then becoming partly cloudy overnight then becoming mostly cloudy. Scattered rain Showers through the night. Isolated Thunderstorms overnight. Patchy dense fog overnight. Lows 44 to 54. Northwest wind around 5 Mph shifting to the southeast overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arcata Bay Temperature Statistics

April Temperature

Arcata / Eureka, Arcata Airport (9.3 miles)

  • Lowest 3 April, 2026

    34.6 °F

  • Average April

    50.3 °F

  • Highest 4 April, 2026

    68 °F

Climate (2021–Present)

Arcata / Eureka, Arcata Airport (9.3 miles)

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  • Average Low 2021–2026

    45.6 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    59.5 °F
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