Yoncalla, OR Weather & Growing Conditions
Tonight
50°F
Mostly Clear
Mostly clear, with a low around 50. East northeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Mostly Clear | 2 mph ENE | 0% |
| Saturday | 81°F | Mostly Sunny | 1 to 7 mph NNW | 0% |
| Saturday Night | 50°F | Partly Cloudy | 1 to 7 mph SE | 0% |
| Sunday | 82°F | Sunny | 2 to 7 mph N | 0% |
| Sunday Night | 51°F | Partly Cloudy | 0 to 7 mph NNW | 0% |
| Monday | 77°F | Mostly Sunny | 0 to 3 mph N | 0% |
| Monday Night | 50°F | Mostly Clear | 0 to 3 mph N | 0% |
| Tuesday | 75°F | Mostly Sunny | 0 to 3 mph N | 0% |
| Tuesday Night | 47°F | Mostly Clear | 0 to 3 mph N | 0% |
| Wednesday | 75°F | Mostly Sunny | 2 mph N | 0% |
| Wednesday Night | 50°F | Partly Cloudy | 2 mph N | 0% |
| Thursday | 79°F | Mostly Sunny | 2 mph NNW | 5% |
| Thursday Night | 50°F | Partly Cloudy | 2 mph NNW | 11% |
| Friday | 70°F | Mostly Sunny | 0 to 3 mph NNW | 11% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Yoncalla, OR
Last spring frost
Apr 16
First fall frost
Oct 25
Growing season
193 days
Hardiness zone
8b
Explore more for Yoncalla, OR: full frost dates · planting calendar · Oregon frost dates
Climate data from the nearest NOAA station, Drain, Or (6.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.