Headwaters Forest Reserve Weather Forecast

    • 47
    • 55

    Increasing Clouds

    • 44
    • 51

    Mostly Cloudy

    • 42
    • 53

    Mostly Sunny

    • 48
    • 59

    Partly Sunny

    • 44
    • 57

    Partly Sunny

    • 44
    • 58

    Partly Sunny

    • 45
    • 58

    Mostly Sunny

Today 16 May Southern Humboldt Interior

Mostly cloudy then becoming mostly sunny in the late morning and early afternoon then becoming mostly cloudy. Highs 61 to 76.

Tonight 16 May Southern Humboldt Interior

Partly cloudy early in the evening then becoming mostly cloudy. Lows 40 to 50.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Headwaters Forest Reserve Temperature Statistics

May Temperature

Fortuna Rohnerville Airport (6.2 miles)

  • Lowest 5 May, 2025

    39.2 °F

  • Average May

    50.4 °F

  • Highest 2 May, 2025

    60.8 °F

Climate (2020–Present)

Fortuna Rohnerville Airport (6.2 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    51.2 °F

  • Average High 2020–2025

    59.5 °F
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