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Hoyt Arboretum, OR Weather Forecast
Hoyt Arboretum, OR Weather Forecast Date: 202 PM PDT Wed Aug 26 2026
The area/counties/county of: Portland West Hills And Chehalem Mountain, including the cities of: Sylvan Hill, Skyline Drive, and Chehalem Mountain.or toggle through each period.
This Afternoon... Sunny. Highs around 80. Winds light.
Tonight... Partly cloudy. Lows in the mid 50s. Winds light.
Thursday... Partly sunny in the morning, then clearing. Highs in the mid 70s. Winds light.
Thursday Night... Partly cloudy. Lows in the mid 50s. Winds light.
Friday... Mostly sunny. Highs in the mid 70s. Winds light.
Friday Night... Mostly clear. Lows in the lower 50s.
Saturday... Partly sunny with a 20% chance of showers. Highs in the lower 70s.
Saturday Night... Partly cloudy in the evening, then becoming mostly clear. Lows around 50.
Sunday... Mostly sunny. Highs in the mid 70s.
Sunday Night... Mostly clear. Lows in the lower 50s.
Monday... Mostly sunny. Highs in the mid 70s.
Monday Night... Partly cloudy. Lows in the lower 50s.
POP = Probability of Precipitation
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