Weston, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Weston, a city in Umatilla County, Oregon.
Overnight
49°F
Areas Of Smoke
Areas of smoke. Clear, with a low around 49. Southeast wind around 7 mph.
7-day forecast for Weston
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Areas Of Smoke | 7 mph SE | 0% |
| Tuesday | 84°F | Areas Of Smoke | 5 to 12 mph N | 0% |
| Tuesday Night | 55°F | Patchy Smoke | 6 to 9 mph E | 0% |
| Wednesday | 91°F | Areas Of Smoke | 8 mph N | 0% |
| Wednesday Night | 59°F | Areas Of Smoke then Clear | 3 to 9 mph E | 0% |
| Thursday | 95°F | Sunny | 6 to 9 mph SW | 0% |
| Thursday Night | 64°F | Clear | 5 to 10 mph SW | 0% |
| Friday | 93°F | Sunny | 10 to 15 mph SW | 0% |
| Friday Night | 63°F | Clear | 8 to 13 mph SW | 0% |
| Saturday | 89°F | Sunny | 9 to 13 mph SW | 0% |
| Saturday Night | 60°F | Mostly Clear | 9 to 13 mph SW | 0% |
| Sunday | 84°F | Sunny | 9 to 14 mph SW | 0% |
| Sunday Night | 57°F | Mostly Clear | 10 mph SW | 0% |
| Monday | 83°F | Sunny | 10 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Weston (45.815, -118.426). Updated through the day.
Growing snapshot for Weston
Last spring frost
Mar 25
First fall frost
Oct 29
Growing season
218 days
Hardiness zone
7a
More local growing data for Weston: nearby ZIP 97813 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Adams
Athena
Cayuse
Echo
Gopher Flats
Green Meadows
Helix
Hermiston
Kirkpatrick
McKay
Meacham
Milton-Freewater
Mission
Pendleton
Pilot Rock
Riverside
Stanfield
Tutuilla
Ukiah
Umapine
Umatilla
Climate data from the nearest NOAA station, Milton Freewater, Or (8.4 mi from Weston). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.