Petrolia Weather Forecast

    • 45
    • 63

    Partly Sunny

    • 50
    • 61

    Partly Sunny

    • 49
    • 66

    Chance Rain

    • 45
    • 60

    Mostly Cloudy

    • 46
    • 61

    Partly Sunny

    • 47
    • 64

    Partly Sunny

Today 22 Mar Southwestern Humboldt

Mostly cloudy then becoming partly cloudy early in the afternoon then becoming mostly cloudy. Breezy. Highs 58 to 73. North wind 15 to 25 Mph decreasing to 5 to 15 Mph in the afternoon.

Tonight 22 Mar Southwestern Humboldt

Mostly cloudy. Lows 38 to 48. North wind 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Petrolia Temperature Statistics

March Temperature

Fortuna Rohnerville Airport (17.4 miles)

  • Lowest 11 March, 2026

    35.6 °F

  • Average March

    49.1 °F

  • Highest 1 March, 2026

    62.6 °F

Climate (2021–Present)

Fortuna Rohnerville Airport (17.4 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    59.6 °F
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