Moonstone Beach Weather Forecast

    • 53
    • 65

    Increasing Clouds

    • 54
    • 63

    Partly Sunny

    • 53
    • 61

    Partly Sunny

    • 52
    • 59

    Patchy Fog

    • 51
    • 59

    Partly Sunny

    • 52
    • 61

    Partly Sunny

    • 53
    • 61

    Mostly Sunny

Today 16 Jun Northern Coastal Humboldt

Mostly cloudy early in the morning then clearing. Highs 68 to 83. Northwest wind around 10 Mph.

Tonight 16 Jun Northern Coastal Humboldt

Partly cloudy in the evening then becoming mostly cloudy. Lows 49 to 59. West wind around 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Moonstone Beach Temperature Statistics

June Temperature

Arcata / Eureka, Arcata Airport (3.1 miles)

  • Lowest 7 June, 2026

    39.7 °F

  • Average June

    53.7 °F

  • Highest 12 June, 2026

    66.7 °F

Climate (2021–Present)

Arcata / Eureka, Arcata Airport (3.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    45.7 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    59.6 °F
Get WillyWeather+ to remove ads