Lake Harriet Weather Forecast

    • 60
    • 99

    Chance Rain Showers

    • 56
    • 84

    Mostly Sunny

    • 55
    • 86

    Mostly Sunny

    • 53
    • 78

    Partly Sunny

    • 53
    • 80

    Mostly Sunny

    • 53
    • 79

    Partly Sunny

Today 22 Jul North Oregon Cascades

Mostly sunny. A slight chance of Thunderstorms this Morning, then a chance of Thunderstorms this afternoon. Patchy smoke. Free air freezing level 15000 feet. Winds light. Chance of precipitation 30 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 22 Jul North Oregon Cascades

Patchy smoke in the evening. Mostly cloudy with a chance of Thunderstorms in the Evening, then partly cloudy with a slight chance of Thunderstorms after midnight. Free air freezing level 15000 feet. Pass Winds west 5 to 10 Mph. Chance of precipitation 30 percent. Rainfall Amounts less than a tenth of an inch.

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Lake Harriet Temperature Statistics

July Temperature

Portland, Portland-Troutdale Airport (39.1 miles)

  • Lowest 13 July, 2026

    51.7 °F

  • Average July

    69.4 °F

  • Highest 14 July, 2026

    90.6 °F

Climate (2021–2026)

Portland, Portland-Troutdale Airport (39.1 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.3 °F
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