Detroit, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Detroit, a city in Linn County, Oregon.
This Afternoon
61°F
Partly Sunny
Partly sunny. High near 61, with temperatures falling to around 55 in the afternoon. West northwest wind around 2 mph.
7-day forecast for Detroit
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 61°F | Partly Sunny | 2 mph WNW | 5% |
| Tonight | 39°F | Mostly Clear | 2 mph S | 3% |
| Wednesday | 60°F | Mostly Sunny then Chance Light Rain | 0 to 5 mph S | 27% |
| Wednesday Night | 45°F | Light Rain | 5 mph SW | 95% |
| Thursday | 57°F | Slight Chance Light Rain then Partly Sunny | 2 mph SW | 19% |
| Thursday Night | 44°F | Mostly Cloudy then Slight Chance Light Rain | 3 mph SSE | 22% |
| Friday | 61°F | Chance Light Rain | 3 mph S | 29% |
| Friday Night | 45°F | Mostly Cloudy | 3 mph SE | 12% |
| Saturday | 69°F | Mostly Sunny then Slight Chance Light Rain | 2 mph SSE | 15% |
| Saturday Night | 48°F | Light Rain Likely | 2 to 8 mph SSW | 72% |
| Sunday | 57°F | Light Rain Likely | 0 to 6 mph SW | 72% |
| Sunday Night | 43°F | Slight Chance Light Rain then Mostly Cloudy | 0 to 3 mph ESE | 20% |
| Monday | 59°F | Chance Light Rain | 3 mph SSE | 43% |
| Monday Night | 46°F | Chance Light Rain | 5 mph S | 43% |
Forecast source: National Weather Service (api.weather.gov) for Detroit (44.734, -122.152). Updated through the day.
Growing snapshot for Detroit
Last spring frost
May 15
First fall frost
Sep 30
Growing season
134 days
Hardiness zone
7b
More local growing data for Detroit: nearby ZIP 97350 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
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Cascadia
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Crawfordsville
Halsey
Harrisburg
Holley
Idanha
Lacomb
Lebanon
Mill City
Millersburg
Scio
Shedd
Sodaville
South Lebanon
Sweet Home
Tangent
Waterloo
West Scio
Climate data from the nearest NOAA station, Marion Forks Fish Hatchery, Or (3.7 mi from Detroit). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.