Sweet Home, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sweet Home, a city in Linn County, Oregon.
Today
96°F
Areas Of Smoke
Areas of smoke. Sunny. High near 96, with temperatures falling to around 94 in the afternoon. Northwest wind 1 to 8 mph.
7-day forecast for Sweet Home
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 96°F | Areas Of Smoke | 1 to 8 mph NW | 0% |
| Tonight | 61°F | Areas Of Smoke | 1 to 8 mph N | 0% |
| Wednesday | 98°F | Areas Of Smoke | 1 to 6 mph NNW | 0% |
| Wednesday Night | 63°F | Clear | 0 to 5 mph S | 0% |
| Thursday | 97°F | Sunny | 0 to 6 mph NNW | 0% |
| Thursday Night | 60°F | Clear | 0 to 6 mph NNW | 0% |
| Friday | 92°F | Sunny | 0 to 8 mph NNW | 0% |
| Friday Night | 59°F | Mostly Clear | 0 to 8 mph N | 0% |
| Saturday | 88°F | Sunny | 0 to 8 mph NNW | 0% |
| Saturday Night | 56°F | Mostly Clear | 1 to 9 mph NNW | 0% |
| Sunday | 82°F | Sunny | 1 to 9 mph NNW | 0% |
| Sunday Night | 52°F | Mostly Clear | 1 to 10 mph NNW | 0% |
| Monday | 82°F | Sunny | 1 to 8 mph NNW | 0% |
| Monday Night | 52°F | Mostly Clear | 0 to 9 mph NNW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Sweet Home (44.404, -122.702). Updated through the day.
Growing snapshot for Sweet Home
Last spring frost
Apr 12
First fall frost
Oct 28
Growing season
197 days
Hardiness zone
8b
More local growing data for Sweet Home: nearby ZIP 97386 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 Sweet Home). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.