Big Flat Weather Forecast

    • 52
    • 60

    Sunny

    • 50
    • 57

    Mostly Sunny

    • 50
    • 55

    Slight Chance Rain

    • 50
    • 51

    Mostly Sunny

    • 50
    • 53

    Mostly Sunny

    • 52
    • 59

    Mostly Sunny

    • 52
    • 59

    Partly Sunny

Today 30 Apr Southwestern Humboldt

Sunny. Highs 63 to 78. North wind 5 to 15 Mph.

Tonight 30 Apr Southwestern Humboldt

Mostly clear. Lows 40 to 50. North wind 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Flat Temperature Statistics

April Temperature

Fortuna Rohnerville Airport (29.2 miles)

  • Lowest 4 April, 2025

    37.4 °F

  • Average April

    49.5 °F

  • Highest 10 April, 2025

    68 °F

Climate (2020–Present)

Fortuna Rohnerville Airport (29.2 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    51.2 °F

  • Average High 2020–2025

    59.6 °F
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