Tualatin, OR Weather & Growing Conditions
Overnight
60°F
Areas Of Smoke
Areas of smoke. Clear, with a low around 60. North northwest wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 60°F | Areas Of Smoke | 7 mph NNW | 0% |
| Tuesday | 97°F | Areas Of Smoke | 9 mph NNE | 0% |
| Tuesday Night | 63°F | Smoke | 3 to 9 mph N | 0% |
| Wednesday | 100°F | Areas Of Smoke | 5 mph N | 0% |
| Wednesday Night | 65°F | Clear | 1 to 5 mph NNW | 0% |
| Thursday | 99°F | Sunny | 0 to 3 mph NNW | 0% |
| Thursday Night | 62°F | Clear | 0 to 6 mph NNW | 0% |
| Friday | 94°F | Sunny | 0 to 7 mph N | 0% |
| Friday Night | 61°F | Clear | 2 to 8 mph N | 0% |
| Saturday | 88°F | Sunny | 2 to 9 mph N | 0% |
| Saturday Night | 57°F | Mostly Clear | 2 to 9 mph NNW | 0% |
| Sunday | 83°F | Sunny | 2 to 8 mph N | 0% |
| Sunday Night | 55°F | Mostly Clear | 1 to 8 mph NNW | 0% |
| Monday | 83°F | Sunny | 1 to 8 mph N | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Tualatin, OR
Last spring frost
Mar 18
First fall frost
Nov 13
Growing season
243 days
Hardiness zone
9a
Explore more for Tualatin, OR: full frost dates · planting calendar · Oregon frost dates
Climate data from the nearest NOAA station, N Willamette Exp Stn, Or (5.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.