Mosier, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mosier, a city in Wasco County, Oregon.
Today
91°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 91. East wind 2 to 10 mph.
7-day forecast for Mosier
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Areas Of Smoke | 2 to 10 mph E | 0% |
| Tonight | 62°F | Areas Of Smoke | 2 to 7 mph NE | 0% |
| Wednesday | 97°F | Areas Of Smoke | 5 mph NE | 0% |
| Wednesday Night | 64°F | Areas Of Smoke then Clear | 0 to 5 mph NW | 0% |
| Thursday | 99°F | Sunny | 2 to 12 mph W | 0% |
| Thursday Night | 66°F | Clear | 7 to 12 mph W | 0% |
| Friday | 94°F | Sunny | 7 to 14 mph W | 0% |
| Friday Night | 64°F | Clear | 8 to 14 mph W | 0% |
| Saturday | 90°F | Sunny | 8 to 16 mph W | 0% |
| Saturday Night | 61°F | Mostly Clear | 13 to 16 mph W | 0% |
| Sunday | 83°F | Sunny | 12 to 15 mph W | 0% |
| Sunday Night | 60°F | Mostly Clear | 10 to 15 mph W | 0% |
| Monday | 83°F | Sunny | 9 to 14 mph W | 0% |
| Monday Night | 59°F | Mostly Clear | 9 to 14 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Mosier (45.685, -121.398). Updated through the day.
Growing snapshot for Mosier
Last spring frost
Apr 20
First fall frost
Oct 13
Growing season
177 days
Hardiness zone
7b
More local growing data for Mosier: nearby ZIP 97040 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Antelope
Dufur
Maupin
Pine Grove
Pine Hollow
Shaniko
Sportsmans Park
The Dalles
Tygh Valley
Wamic
Warm Springs
Climate data from the nearest NOAA station, Hood Rvr Exp Stn, Or (7.8 mi from Mosier). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.