Wasco, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wasco, a city in Sherman County, Oregon.
Today
86°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 86. East wind 3 to 15 mph, with gusts as high as 23 mph.
7-day forecast for Wasco
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Areas Of Smoke | 3 to 15 mph E | 0% |
| Tonight | 61°F | Areas Of Smoke | 3 to 10 mph SE | 0% |
| Wednesday | 93°F | Areas Of Smoke | 3 to 8 mph N | 0% |
| Wednesday Night | 63°F | Areas Of Smoke then Clear | 5 to 8 mph W | 0% |
| Thursday | 97°F | Sunny | 7 to 14 mph W | 0% |
| Thursday Night | 65°F | Clear | 13 to 16 mph W | 0% |
| Friday | 94°F | Sunny | 12 to 22 mph W | 0% |
| Friday Night | 63°F | Clear | 10 to 22 mph W | 0% |
| Saturday | 89°F | Sunny | 10 to 25 mph W | 0% |
| Saturday Night | 60°F | Mostly Clear | 13 to 25 mph W | 0% |
| Sunday | 81°F | Sunny | 13 to 22 mph W | 0% |
| Sunday Night | 58°F | Mostly Clear | 13 to 22 mph W | 0% |
| Monday | 82°F | Sunny | 12 to 18 mph W | 0% |
| Monday Night | 58°F | Mostly Clear | 12 to 18 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Wasco (45.592, -120.697). Updated through the day.
Growing snapshot for Wasco
Last spring frost
May 12
First fall frost
Oct 4
Growing season
143 days
Hardiness zone
7b
More local growing data for Wasco: nearby ZIP 97065 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Moro, Or (9.5 mi from Wasco). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.