Lebanon, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lebanon, a city in Linn County, Oregon.
Tonight
38°F
Mostly Clear then Patchy Fog
Patchy fog after 3am. Mostly clear, with a low around 38. Southeast wind around 2 mph.
7-day forecast for Lebanon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 38°F | Mostly Clear then Patchy Fog | 2 mph SE | 1% |
| Wednesday | 59°F | Patchy Fog then Light Rain | 1 to 5 mph S | 83% |
| Wednesday Night | 46°F | Light Rain | 3 to 9 mph S | 87% |
| Thursday | 59°F | Mostly Sunny | 0 to 3 mph S | 11% |
| Thursday Night | 43°F | Patchy Fog then Partly Cloudy | 2 mph ESE | 4% |
| Friday | 59°F | Mostly Cloudy | 1 to 5 mph S | 11% |
| Friday Night | 43°F | Mostly Cloudy | 3 mph SSE | 10% |
| Saturday | 64°F | Patchy Fog then Slight Chance Light Rain | 0 to 3 mph S | 15% |
| Saturday Night | 48°F | Light Rain Likely | 2 to 15 mph S | 68% |
| Sunday | 59°F | Light Rain Likely | 0 to 10 mph SW | 68% |
| Sunday Night | 43°F | Patchy Fog | 1 mph ENE | 15% |
| Monday | 59°F | Chance Light Rain | 1 to 5 mph S | 35% |
| Monday Night | 45°F | Chance Light Rain | 2 to 10 mph S | 37% |
| Tuesday | 61°F | Chance Light Rain | 2 to 7 mph S | 44% |
Forecast source: National Weather Service (api.weather.gov) for Lebanon (44.531, -122.908). Updated through the day.
Growing snapshot for Lebanon
Last spring frost
Mar 14
First fall frost
Nov 18
Growing season
248 days
Hardiness zone
8b
More local growing data for Lebanon: nearby ZIP 97355 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Albany
Black Butte Ranch
Brownsville
Cascadia
Crabtree
Crawfordsville
Detroit
Halsey
Harrisburg
Holley
Idanha
Lacomb
Mill City
Millersburg
Scio
Shedd
Sodaville
South Lebanon
Sweet Home
Tangent
Waterloo
West Scio
Climate data from the nearest NOAA station, Lebanon, Or (4 mi from Lebanon). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.