Weston, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Weston, a city in Umatilla County, Oregon.
Tonight
52°F
Mostly Clear
Mostly clear, with a low around 52. South wind around 7 mph.
7-day forecast for Weston
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Clear | 7 mph S | 0% |
| Saturday | 75°F | Sunny | 3 to 8 mph W | 0% |
| Saturday Night | 52°F | Mostly Clear | 2 to 7 mph E | 0% |
| Sunday | 78°F | Sunny | 7 mph NE | 0% |
| Sunday Night | 54°F | Clear | 5 to 8 mph E | 0% |
| Monday | 79°F | Sunny | 3 to 8 mph W | 0% |
| Monday Night | 55°F | Mostly Clear | 6 mph S | 0% |
| Tuesday | 76°F | Sunny | 3 to 7 mph W | 0% |
| Tuesday Night | 53°F | Mostly Clear | 3 to 7 mph S | 0% |
| Wednesday | 72°F | Sunny | 3 to 8 mph W | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 6 mph SW | 2% |
| Thursday | 71°F | Mostly Sunny | 6 mph W | 3% |
| Thursday Night | 51°F | Partly Cloudy | 5 mph SE | 4% |
| Friday | 67°F | Mostly Sunny | 6 mph SW | 13% |
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
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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 Sep 19, 2026.