Tualatin, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tualatin, a city in Washington County, Oregon.
This Afternoon
61°F
Partly Sunny
Partly sunny. High near 61, with temperatures falling to around 56 in the afternoon. Northeast wind around 2 mph.
7-day forecast for Tualatin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 61°F | Partly Sunny | 2 mph NE | 6% |
| Tonight | 40°F | Areas Of Fog | 0 mph | 5% |
| Wednesday | 58°F | Areas Of Fog then Chance Light Rain | 2 mph SSW | 51% |
| Wednesday Night | 48°F | Light Rain | 2 to 7 mph S | 95% |
| Thursday | 60°F | Partly Sunny | 3 mph SSW | 14% |
| Thursday Night | 46°F | Patchy Fog then Chance Light Rain | 1 mph W | 51% |
| Friday | 59°F | Chance Light Rain | 2 mph S | 51% |
| Friday Night | 47°F | Slight Chance Light Rain then Mostly Cloudy | 1 mph E | 18% |
| Saturday | 64°F | Patchy Fog then Slight Chance Light Rain | 2 mph S | 15% |
| Saturday Night | 50°F | Light Rain Likely | 2 to 9 mph S | 67% |
| Sunday | 60°F | Light Rain Likely | 1 to 7 mph SSW | 67% |
| Sunday Night | 45°F | Areas Of Fog | 1 mph W | 17% |
| Monday | 59°F | Areas Of Fog then Chance Light Rain | 2 mph S | 44% |
| Monday Night | 47°F | Chance Light Rain | 2 mph S | 48% |
Forecast source: National Weather Service (api.weather.gov) for Tualatin (45.377, -122.775). Updated through the day.
Growing snapshot for Tualatin
Last spring frost
Mar 18
First fall frost
Nov 13
Growing season
243 days
Hardiness zone
9a
More local growing data for Tualatin: nearby ZIP 97062 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Aloha
Banks
Beaverton
Bethany
Bull Mountain
Cedar Hills
Cedar Mill
Cherry Grove
Cornelius
Dilley
Durham
Forest Grove
Garden Home-Whitford
Gaston
Hillsboro
King City
Marlene Village
Metzger
North Plains
Oak Hills
Raleigh Hills
Rockcreek
Sherwood
Tigard
West Haven-Sylvan
West Slope
Climate data from the nearest NOAA station, N Willamette Exp Stn, Or (5.8 mi from Tualatin). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.