Tualatin, OR Weather & Growing Conditions
Today
60°F
Mostly Cloudy
Mostly cloudy. High near 60, with temperatures falling to around 56 in the afternoon. Northeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 60°F | Mostly Cloudy | 3 mph NE | 11% |
| Tonight | 40°F | Partly Cloudy then Areas Of Fog | 1 mph NE | 5% |
| Wednesday | 57°F | Areas Of Fog then Chance Light Rain | 2 mph SSW | 50% |
| Wednesday Night | 48°F | Light Rain | 2 to 7 mph S | 95% |
| Thursday | 59°F | Partly Sunny | 3 mph SSW | 14% |
| Thursday Night | 46°F | Patchy Fog then Chance Light Rain | 1 mph SSE | 50% |
| Friday | 58°F | Chance Light Rain | 2 mph S | 50% |
| Friday Night | 47°F | Slight Chance Light Rain then Mostly Cloudy | 1 mph S | 17% |
| Saturday | 63°F | Patchy Fog then Slight Chance Light Rain | 2 mph S | 15% |
| Saturday Night | 50°F | Light Rain Likely | 2 to 10 mph S | 68% |
| Sunday | 59°F | Light Rain Likely | 1 to 9 mph SSW | 68% |
| Sunday Night | 45°F | Areas Of Fog | 1 mph W | 17% |
| Monday | 58°F | Areas Of Fog then Chance Light Rain | 2 mph SSE | 44% |
| Monday Night | 47°F | Chance Light Rain | 2 mph S | 48% |
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 Nov 3, 2026.