Bull Mountain, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bull Mountain, a community in Washington County, Oregon.
Today
96°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 96. North northeast wind 6 to 9 mph.
7-day forecast for Bull Mountain
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 96°F | Areas Of Smoke | 6 to 9 mph NNE | 0% |
| Tonight | 63°F | Smoke | 3 to 10 mph N | 0% |
| Wednesday | 99°F | Areas Of Smoke | 5 mph N | 0% |
| Wednesday Night | 65°F | Clear | 1 to 6 mph NNW | 0% |
| Thursday | 99°F | Sunny | 0 to 3 mph N | 0% |
| Thursday Night | 62°F | Clear | 1 to 8 mph NNW | 0% |
| Friday | 94°F | Sunny | 1 to 7 mph NNW | 0% |
| Friday Night | 61°F | Clear | 2 to 9 mph NNW | 0% |
| Saturday | 87°F | Sunny | 2 to 9 mph NNW | 0% |
| Saturday Night | 57°F | Mostly Clear | 2 to 10 mph NNW | 0% |
| Sunday | 82°F | Sunny | 2 to 9 mph NNW | 0% |
| Sunday Night | 55°F | Mostly Clear | 2 to 10 mph NNW | 0% |
| Monday | 82°F | Sunny | 2 to 8 mph N | 0% |
| Monday Night | 55°F | Mostly Clear | 1 to 9 mph NNW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Bull Mountain (45.413, -122.832). Updated through the day.
Growing snapshot for Bull Mountain
Last spring frost
Apr 1
First fall frost
Nov 6
Growing season
222 days
Hardiness zone
9a
More local growing data for Bull Mountain: nearby ZIP 97224 weather · frost dates · planting calendar · Oregon frost dates
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West Slope
Climate data from the nearest NOAA station, Beaverton 2 Ssw, Or (3.6 mi from Bull Mountain). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.