Winchester Bay, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Winchester Bay, a community in Douglas County, Oregon.
Today
63°F
Partly Sunny
Partly sunny. High near 63, with temperatures falling to around 61 in the afternoon. North wind 3 to 10 mph.
7-day forecast for Winchester Bay
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 63°F | Partly Sunny | 3 to 10 mph N | 0% |
| Tonight | 54°F | Mostly Cloudy | 7 to 12 mph N | 0% |
| Sunday | 63°F | Mostly Cloudy | 7 to 17 mph NNW | 0% |
| Sunday Night | 54°F | Mostly Cloudy | 6 to 16 mph NNW | 0% |
| Monday | 63°F | Partly Sunny | 6 to 13 mph N | 0% |
| Monday Night | 54°F | Mostly Cloudy | 6 to 12 mph N | 0% |
| Tuesday | 63°F | Mostly Sunny | 6 to 13 mph N | 0% |
| Tuesday Night | 52°F | Partly Cloudy | 1 to 12 mph N | 0% |
| Wednesday | 63°F | Partly Sunny | 1 to 8 mph N | 0% |
| Wednesday Night | 52°F | Partly Cloudy | 2 to 7 mph N | 2% |
| Thursday | 63°F | Partly Sunny then Slight Chance Light Rain | 2 to 12 mph N | 15% |
| Thursday Night | 52°F | Slight Chance Light Rain then Mostly Cloudy | 5 to 12 mph N | 15% |
| Friday | 62°F | Mostly Sunny | 5 to 13 mph N | 9% |
| Friday Night | 51°F | Partly Cloudy | 3 to 13 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
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Melrose
Myrtle Creek
Oakland
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Roseburg
Roseburg North
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Tri-City
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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 19, 2026.