Wahtum Lake Weather Forecast

    • 50
    • 61

    Becoming Sunny

    • 51
    • 71

    Mostly Sunny

    • 44
    • 56

    Partly Sunny

    • 43
    • 55

    Mostly Sunny

    • 54
    • 66

    Mostly Sunny

    • 56
    • 73

    Mostly Sunny

    • 53
    • 68

    Mostly Sunny

Today 30 Jul North Oregon Cascades

Sunny. Free air freezing level 15000 feet. Pass Winds west 5 to 10 Mph.

Tonight 30 Jul North Oregon Cascades

Clear. Free air freezing level 15000 feet. Winds light.

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Wahtum Lake Temperature Statistics

July Temperature

Portland, Portland-Troutdale Airport (29.8 miles)

  • Lowest 13 July, 2026

    51.7 °F

  • Average July

    70.8 °F

  • Highest 21 July, 2026

    101.6 °F

Climate (2021–2026)

Portland, Portland-Troutdale Airport (29.8 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.2 °F
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