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Winchester Bay, OR Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Winchester Bay, a community in Douglas County, Oregon.

This Afternoon
63°F
Partly Sunny
Partly sunny. High near 63, with temperatures falling to around 61 in the afternoon. North northwest wind 6 to 9 mph.

7-day forecast for Winchester Bay

WhenTempForecastWindPrecip
This Afternoon 63°F Partly Sunny 6 to 9 mph NNW 0%
Tonight 54°F Mostly Cloudy 5 to 8 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%

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

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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.