Rio Dell Weather Forecast

    • 51
    • 66

    Increasing Clouds

    • 50
    • 67

    Mostly Cloudy

    • 49
    • 64

    Mostly Cloudy

    • 48
    • 61

    Mostly Cloudy

    • 50
    • 62

    Mostly Cloudy

    • 49
    • 63

    Mostly Cloudy

Today 4 Jul Northern Coastal Humboldt

Mostly cloudy until early afternoon then clearing. Patchy fog in the morning. Highs 61 to 75. Northwest wind around 10 Mph.

Tonight 4 Jul Northern Coastal Humboldt

Mostly cloudy. Patchy fog overnight. Lows 46 to 56. West wind around 10 Mph shifting to the southwest overnight.

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  • Temperature Real-Time

Rio Dell Temperature Statistics

July Temperature

Fortuna Rohnerville Airport (3.7 miles)

  • Lowest 1 July, 2026

    50 °F

  • Average July

    55 °F

  • Highest 1 July, 2026

    64.4 °F

Climate (2021–2026)

Fortuna Rohnerville Airport (3.7 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    59.7 °F
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