Lexington, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lexington, a town in Morrow County, Oregon.
Overnight
52°F
Areas Of Smoke
Areas of smoke. Clear. Low around 52, with temperatures rising to around 54 overnight. Southeast wind around 6 mph.
7-day forecast for Lexington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Areas Of Smoke | 6 mph SE | 0% |
| Tuesday | 88°F | Areas Of Smoke | 5 to 13 mph NE | 0% |
| Tuesday Night | 58°F | Areas Of Smoke | 7 to 10 mph E | 0% |
| Wednesday | 93°F | Areas Of Smoke | 6 to 9 mph NE | 0% |
| Wednesday Night | 62°F | Areas Of Smoke then Clear | 5 to 8 mph N | 0% |
| Thursday | 98°F | Sunny | 6 to 9 mph SW | 0% |
| Thursday Night | 65°F | Clear | 7 to 10 mph W | 0% |
| Friday | 96°F | Sunny | 10 to 17 mph SW | 0% |
| Friday Night | 63°F | Clear | 8 to 17 mph SW | 0% |
| Saturday | 92°F | Sunny | 8 to 18 mph W | 0% |
| Saturday Night | 60°F | Mostly Clear | 8 to 18 mph SW | 0% |
| Sunday | 87°F | Sunny | 8 to 16 mph W | 0% |
| Sunday Night | 57°F | Mostly Clear | 8 to 15 mph SW | 0% |
| Monday | 86°F | Sunny | 8 to 13 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Lexington (45.446, -119.688). Updated through the day.
Growing snapshot for Lexington
Last spring frost
Apr 26
First fall frost
Oct 19
Growing season
174 days
Hardiness zone
7a
More local growing data for Lexington: nearby ZIP 97839 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Heppner, Or (14.5 mi from Lexington). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.