Cascadia, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cascadia, a community in Linn County, Oregon.
Overnight
52°F
Partly Cloudy
Partly cloudy, with a low around 52. East northeast wind around 3 mph.
7-day forecast for Cascadia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Partly Cloudy | 3 mph ENE | 0% |
| Saturday | 77°F | Sunny | 2 to 6 mph NE | 0% |
| Saturday Night | 54°F | Partly Cloudy | 1 to 5 mph E | 0% |
| Sunday | 79°F | Sunny | 1 to 6 mph NNW | 0% |
| Sunday Night | 54°F | Mostly Clear | 0 to 5 mph N | 0% |
| Monday | 74°F | Mostly Sunny | 0 to 6 mph NW | 0% |
| Monday Night | 52°F | Partly Cloudy | 1 to 6 mph NNE | 0% |
| Tuesday | 71°F | Sunny | 1 to 6 mph NNW | 0% |
| Tuesday Night | 49°F | Partly Cloudy | 1 to 6 mph NE | 0% |
| Wednesday | 71°F | Mostly Sunny | 1 to 6 mph NNW | 0% |
| Wednesday Night | 50°F | Partly Cloudy | 1 to 5 mph NNE | 0% |
| Thursday | 70°F | Mostly Sunny | 2 to 6 mph NE | 4% |
| Thursday Night | 50°F | Mostly Cloudy | 1 to 6 mph N | 10% |
| Friday | 67°F | Mostly Sunny | 1 to 6 mph NNW | 10% |
Forecast source: National Weather Service (api.weather.gov) for Cascadia (44.393, -122.503). Updated through the day.
Growing snapshot for Cascadia
Last spring frost
Apr 12
First fall frost
Oct 28
Growing season
197 days
Hardiness zone
8b
More local growing data for Cascadia: nearby ZIP 97345 weather · frost dates · planting calendar · Oregon frost dates
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Climate data from the nearest NOAA station, Foster Dam, Or (4.6 mi from Cascadia). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.