Greenleaf Slough Weather Forecast
- 63
- 89
Increasing Clouds
- 62
- 89
Rain Showers Likely
- 58
- 77
Rain Showers Likely
- 59
- 82
Mostly Sunny
- 61
- 85
Sunny
- 64
- 90
Mostly Sunny
- 67
- 93
Partly Sunny
Today 14 Jul West Columbia River Gorge - SR 14
Sunny. Highs around 90. West wind 10 to 15 Mph.
Tonight 14 Jul West Columbia River Gorge - SR 14
Mostly clear this Evening, then becoming partly cloudy. Lows in the lower 60s. Southwest wind 5 to 10 Mph.
Greenleaf Slough Temperature Statistics
July Temperature
Portland, Portland-Troutdale Airport (22.4 miles)
Lowest 2 July, 2026
53.7 °FAverage July
68.8 °FHighest 6 July, 2026
89.7 °F
Climate (2021–2026)
Portland, Portland-Troutdale Airport (22.4 miles)
Average Low 2021–2026
47.6 °FAverage 2021–2026
56.2 °FAverage High 2021–2026
65.2 °F