Whitethorn Weather Forecast

    • 33
    • 53

    Increasing Clouds

    • 35
    • 54

    Increasing Clouds

    • 33
    • 54

    Mostly Sunny

    • 33
    • 57

    Mostly Sunny

    • 34
    • 56

    Mostly Sunny

    • 34
    • 58

    Mostly Sunny

    • 36
    • 60

    Mostly Sunny

Today 17 Jan Southwestern Humboldt

Mostly sunny. Patchy fog and frost in the morning. Highs 47 to 57. North wind around 10 Mph.

Tonight 17 Jan Southwestern Humboldt

Partly cloudy. Areas of fog. Lows 32 to 42. East wind around 5 Mph.

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Whitethorn Temperature Statistics

January Temperature

Fortuna Rohnerville Airport (37.9 miles)

  • Lowest 12 January, 2025

    32 °F

  • Average January

    47.4 °F

  • Highest 9 January, 2025

    64.4 °F

Climate (2020–Present)

Fortuna Rohnerville Airport (37.9 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    51.3 °F

  • Average High 2020–2025

    59.6 °F
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