Wahtum Lake Weather Forecast

    • 48
    • 62

    Partly Sunny

    • 41
    • 53

    Mostly Cloudy

    • 49
    • 62

    Mostly Sunny

    • 51
    • 67

    Chance Rain

    • 47
    • 59

    Chance Rain

    • 43
    • 59

    Chance Rain

Today 9 May North Oregon Cascades

Mostly sunny. Free air freezing level 12000 feet. Winds light.

Tonight 9 May North Oregon Cascades

Partly cloudy. Free air freezing level 12000 feet. Winds light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wahtum Lake Temperature Statistics

May Temperature

Portland, Portland-Troutdale Airport (29.8 miles)

  • Lowest 1 May, 2026

    46.7 °F

  • Average May

    63.1 °F

  • Highest 3 May, 2026

    91.7 °F

Climate (2021–Present)

Portland, Portland-Troutdale Airport (29.8 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.3 °F
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