Grand Ronde, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Grand Ronde, a community in Yamhill County, Oregon.
Overnight
37°F
Areas Of Fog
Areas of fog before 5am, then areas of fog and patchy frost. Mostly clear, with a low around 37. Wind around 0 mph.
7-day forecast for Grand Ronde
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 37°F | Areas Of Fog | 0 mph | 1% |
| Wednesday | 58°F | Areas Of Fog then Light Rain | 2 mph SE | 88% |
| Wednesday Night | 43°F | Light Rain Likely then Areas Of Fog | 0 to 6 mph W | 67% |
| Thursday | 60°F | Areas Of Fog then Partly Sunny | 2 mph ENE | 12% |
| Thursday Night | 41°F | Areas Of Fog | 0 mph | 20% |
| Friday | 60°F | Areas Of Fog | 0 to 3 mph SSE | 46% |
| Friday Night | 45°F | Chance Light Rain then Mostly Cloudy | 1 mph ESE | 46% |
| Saturday | 64°F | Partly Sunny then Chance Light Rain | 2 mph SSE | 45% |
| Saturday Night | 46°F | Light Rain | 2 to 15 mph SSW | 83% |
| Sunday | 57°F | Chance Light Rain | 0 to 10 mph WSW | 42% |
| Sunday Night | 41°F | Mostly Cloudy then Slight Chance Light Rain | 0 mph | 15% |
| Monday | 58°F | Chance Light Rain | 2 mph SSE | 39% |
| Monday Night | 43°F | Chance Light Rain | 1 to 10 mph S | 42% |
| Tuesday | 59°F | Chance Light Rain | 2 to 10 mph S | 44% |
Forecast source: National Weather Service (api.weather.gov) for Grand Ronde (45.074, -123.621). Updated through the day.
Growing snapshot for Grand Ronde
Last spring frost
May 20
First fall frost
Oct 23
Growing season
157 days
Hardiness zone
8b
More local growing data for Grand Ronde: nearby ZIP 97347 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Laurel Mtn, Or (11.5 mi from Grand Ronde). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.