Silverton, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Silverton, a city in Marion County, Oregon.
Today
97°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 97. North northeast wind 7 to 14 mph, with gusts as high as 21 mph.
7-day forecast for Silverton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 97°F | Areas Of Smoke | 7 to 14 mph NNE | 0% |
| Tonight | 62°F | Smoke | 2 to 13 mph NNE | 0% |
| Wednesday | 99°F | Areas Of Smoke | 5 mph N | 0% |
| Wednesday Night | 64°F | Clear | 5 mph N | 0% |
| Thursday | 98°F | Sunny | 1 to 6 mph WNW | 0% |
| Thursday Night | 61°F | Clear | 2 to 7 mph W | 0% |
| Friday | 93°F | Sunny | 2 to 9 mph N | 0% |
| Friday Night | 60°F | Clear | 5 to 9 mph N | 0% |
| Saturday | 89°F | Sunny | 5 to 10 mph N | 0% |
| Saturday Night | 56°F | Mostly Clear | 5 to 13 mph N | 0% |
| Sunday | 83°F | Sunny | 5 to 10 mph N | 0% |
| Sunday Night | 54°F | Mostly Clear | 3 to 10 mph N | 0% |
| Monday | 83°F | Sunny | 3 to 10 mph N | 0% |
| Monday Night | 54°F | Mostly Clear | 2 to 10 mph N | 0% |
Forecast source: National Weather Service (api.weather.gov) for Silverton (45.003, -122.781). Updated through the day.
Growing snapshot for Silverton
Last spring frost
Mar 28
First fall frost
Nov 10
Growing season
227 days
Hardiness zone
8b
More local growing data for Silverton: nearby ZIP 97373 weather · frost dates · planting calendar · Oregon frost dates
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Climate data from the nearest NOAA station, Silverton, Or (3.6 mi from Silverton). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.