Yoncalla, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Yoncalla, a city in Douglas County, Oregon.
Overnight
39°F
Mostly Clear
Mostly clear, with a low around 39. West southwest wind around 2 mph.
7-day forecast for Yoncalla
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 39°F | Mostly Clear | 2 mph WSW | 0% |
| Wednesday | 58°F | Mostly Cloudy then Light Rain Likely | 2 to 8 mph SSW | 70% |
| Wednesday Night | 46°F | Light Rain Likely then Mostly Cloudy | 3 mph S | 59% |
| Thursday | 60°F | Mostly Sunny | 1 to 5 mph N | 2% |
| Thursday Night | 42°F | Partly Cloudy | 1 to 5 mph SSE | 2% |
| Friday | 62°F | Mostly Cloudy | 3 mph SSE | 2% |
| Friday Night | 43°F | Partly Cloudy | 1 mph ESE | 2% |
| Saturday | 65°F | Mostly Sunny then Slight Chance Light Rain | 1 mph SSE | 15% |
| Saturday Night | 47°F | Light Rain Likely | 0 to 6 mph S | 58% |
| Sunday | 57°F | Chance Light Rain | 2 mph S | 52% |
| Sunday Night | 44°F | Mostly Cloudy | 0 mph | 9% |
| Monday | 59°F | Slight Chance Light Rain | 1 mph SSE | 15% |
| Monday Night | 44°F | Chance Light Rain | 0 to 3 mph E | 26% |
| Tuesday | 62°F | Chance Light Rain | 0 to 3 mph SSE | 29% |
Forecast source: National Weather Service (api.weather.gov) for Yoncalla (43.600, -123.292). Updated through the day.
Growing snapshot for Yoncalla
Last spring frost
Apr 16
First fall frost
Oct 25
Growing season
193 days
Hardiness zone
8b
More local growing data for Yoncalla: nearby ZIP 97499 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
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Melrose
Myrtle Creek
Oakland
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Roseburg
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Tri-City
Winchester Bay
Winston
Climate data from the nearest NOAA station, Drain, Or (6.4 mi from Yoncalla). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.