Winchester Bay, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Winchester Bay, a community in Douglas County, Oregon.
Tonight
54°F
Mostly Cloudy
Mostly cloudy, with a low around 54. North wind around 5 mph.
7-day forecast for Winchester Bay
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Mostly Cloudy | 5 mph N | 0% |
| Sunday | 63°F | Partly Sunny | 5 to 14 mph N | 0% |
| Sunday Night | 54°F | Mostly Cloudy | 6 to 12 mph N | 0% |
| Monday | 63°F | Partly Sunny | 6 to 13 mph N | 0% |
| Monday Night | 54°F | Mostly Cloudy | 6 to 13 mph N | 0% |
| Tuesday | 63°F | Partly Sunny | 6 to 12 mph N | 0% |
| Tuesday Night | 52°F | Partly Cloudy | 1 to 10 mph N | 0% |
| Wednesday | 63°F | Partly Sunny | 1 to 8 mph N | 0% |
| Wednesday Night | 52°F | Mostly Cloudy | 2 to 8 mph N | 2% |
| Thursday | 63°F | Partly Sunny | 2 to 12 mph NNE | 7% |
| Thursday Night | 52°F | Mostly Cloudy then Slight Chance Light Rain | 3 to 12 mph N | 22% |
| Friday | 62°F | Slight Chance Light Rain | 3 to 13 mph N | 22% |
| Friday Night | 51°F | Mostly Cloudy | 3 to 13 mph N | 7% |
| Saturday | 62°F | Mostly Sunny | 3 to 9 mph N | 5% |
Forecast source: National Weather Service (api.weather.gov) for Winchester Bay (43.670, -124.187). Updated through the day.
Growing snapshot for Winchester Bay
Last spring frost
Mar 25
First fall frost
Nov 24
Growing season
249 days
Hardiness zone
9a
More local growing data for Winchester Bay: nearby ZIP 97441 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Canyonville
Days Creek
Dillard
Drain
Elkton
Fair Oaks
Gardiner
Glendale
Glide
Green
Lookingglass
Melrose
Myrtle Creek
Oakland
Reedsport
Riddle
Roseburg
Roseburg North
Sutherlin
Tri-City
Winston
Yoncalla
Climate data from the nearest NOAA station, Winchester Bay Coast Grd, Or (4.9 mi from Winchester Bay). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.