Cedar Hills, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cedar Hills, a community in Washington County, Oregon.
Today
80°F
Mostly Sunny
Mostly sunny, with a high near 80. North wind around 2 mph.
7-day forecast for Cedar Hills
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Mostly Sunny | 2 mph N | 0% |
| Tonight | 54°F | Mostly Clear | 2 mph NNW | 0% |
| Sunday | 83°F | Sunny | 1 to 5 mph NNW | 0% |
| Sunday Night | 55°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Monday | 79°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Monday Night | 54°F | Partly Cloudy | 0 to 5 mph NNW | 0% |
| Tuesday | 75°F | Partly Sunny | 0 to 3 mph NNW | 0% |
| Tuesday Night | 51°F | Partly Cloudy | 0 to 3 mph NNW | 0% |
| Wednesday | 72°F | Partly Sunny | 2 mph NNW | 0% |
| Wednesday Night | 52°F | Mostly Cloudy | 2 mph NNW | 4% |
| Thursday | 69°F | Partly Sunny | 1 to 6 mph N | 6% |
| Thursday Night | 52°F | Mostly Cloudy | 1 to 6 mph NNW | 14% |
| Friday | 67°F | Partly Sunny | 1 to 6 mph NNW | 14% |
| Friday Night | 50°F | Partly Cloudy | 1 to 6 mph NW | 9% |
Forecast source: National Weather Service (api.weather.gov) for Cedar Hills (45.504, -122.807). Updated through the day.
Growing snapshot for Cedar Hills
Last spring frost
Feb 11
First fall frost
Dec 5
Growing season
303 days
Hardiness zone
9a
More local growing data for Cedar Hills: nearby ZIP 97005 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
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Gaston
Hillsboro
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Marlene Village
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West Slope
Climate data from the nearest NOAA station, Nature Park-Beaverton, Or (1.8 mi from Cedar Hills). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.