St Helens Weather Forecast

    • 41
    • 59

    Mostly Cloudy

    • 45
    • 58

    Chance Rain

    • 45
    • 53

    Rain

    • 40
    • 53

    Rain

    • 42
    • 49

    Rain

    • 44
    • 54

    Rain Likely

    • 43
    • 57

    Rain Likely

Today 1 Mar Lower Columbia River

Mostly cloudy. Highs around 60. Winds light.

Tonight 1 Mar Lower Columbia River

Mostly cloudy. Patchy fog after midnight. Lows around 40. Light and variable Winds.

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St Helens Temperature Statistics

March Temperature

Scappoose Industrial Airpark (6.2 miles)

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  • Average March

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Climate (2021–Present)

Scappoose Industrial Airpark (6.2 miles)

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    63.6 °F
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