Johnsons Weather Forecast

    • 56
    • 80

    Sunny

    • 59
    • 81

    Increasing Clouds

    • 58
    • 80

    Mostly Cloudy

    • 54
    • 78

    Partly Sunny

    • 55
    • 77

    Mostly Sunny

    • 58
    • 84

    Mostly Sunny

    • 57
    • 82

    Chance Rain

Today 17 Sep Northern Humboldt Interior

Sunny. Highs 82 to 97.

Tonight 17 Sep Northern Humboldt Interior

Mostly clear. Lows 52 to 62.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnsons Temperature Statistics

September Temperature

Arcata / Eureka, Arcata Airport (28.6 miles)

  • Lowest 8 September, 2025

    51.1 °F

  • Average September

    58.9 °F

  • Highest 8 September, 2025

    70 °F

Climate (2020–Present)

Arcata / Eureka, Arcata Airport (28.6 miles)

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  • Average Low 2020–2025

    45.3 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    59.3 °F
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