Wasco, OR Weather & Growing Conditions
Overnight
51°F
Mostly Clear
Mostly clear. Low around 51, with temperatures rising to around 53 overnight. West wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Mostly Clear | 8 mph W | 0% |
| Saturday | 79°F | Sunny | 2 to 8 mph W | 0% |
| Saturday Night | 53°F | Mostly Clear | 3 mph W | 0% |
| Sunday | 81°F | Sunny | 6 mph NW | 0% |
| Sunday Night | 56°F | Mostly Clear | 2 to 6 mph NW | 0% |
| Monday | 81°F | Sunny | 7 mph W | 0% |
| Monday Night | 54°F | Partly Cloudy | 7 to 12 mph W | 0% |
| Tuesday | 76°F | Sunny | 10 to 15 mph W | 0% |
| Tuesday Night | 51°F | Partly Cloudy | 10 to 15 mph W | 0% |
| Wednesday | 72°F | Mostly Sunny | 13 mph W | 0% |
| Wednesday Night | 51°F | Partly Cloudy | 7 to 13 mph W | 0% |
| Thursday | 71°F | Mostly Sunny | 7 mph W | 5% |
| Thursday Night | 50°F | Partly Cloudy | 8 mph W | 5% |
| Friday | 67°F | Mostly Sunny | 7 to 14 mph W | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Wasco, OR
Last spring frost
May 12
First fall frost
Oct 4
Growing season
143 days
Hardiness zone
7b
Explore more for Wasco, OR: full frost dates · planting calendar · Oregon frost dates
Climate data from the nearest NOAA station, Moro, Or (9.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.