Moonstone Beach Weather Forecast

    • 48
    • 58

    Mostly Sunny

    • 48
    • 57

    Partly Sunny

    • 50
    • 59

    Partly Sunny

    • 51
    • 60

    Mostly Cloudy

    • 48
    • 57

    Chance Rain

    • 43
    • 55

    Mostly Sunny

Today 3 Dec Northern Humboldt Coast

Sunny. Highs 56 to 66. Northwest wind around 5 Mph.

Tonight 3 Dec Northern Humboldt Coast

Partly cloudy. Areas of fog through the night. Lows 36 to 46. North wind around 5 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Moonstone Beach Temperature Statistics

December Temperature

Arcata / Eureka, Arcata Airport (3.1 miles)

  • Lowest 1 December, 2024

    33.1 °F

  • Average December

    43.4 °F

  • Highest 1 December, 2024

    57.9 °F

Climate (2019–Present)

Arcata / Eureka, Arcata Airport (3.1 miles)

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  • Average Low 2019–2024

    45.3 °F

  • Average 2019–2024

    52 °F

  • Average High 2019–2024

    59.2 °F
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