Irrigon, OR Weather & Growing Conditions
Overnight
52°F
Clear
Clear. Low around 52, with temperatures rising to around 54 overnight. South wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Clear | 2 mph S | 0% |
| Saturday | 82°F | Sunny | 2 mph SW | 0% |
| Saturday Night | 51°F | Mostly Clear | 2 mph E | 0% |
| Sunday | 84°F | Sunny | 2 mph N | 0% |
| Sunday Night | 53°F | Clear | 2 mph NE | 0% |
| Monday | 85°F | Sunny | 2 mph W | 0% |
| Monday Night | 54°F | Mostly Clear | 2 mph SW | 0% |
| Tuesday | 81°F | Sunny | 5 mph SW | 0% |
| Tuesday Night | 52°F | Mostly Clear | 5 mph SW | 0% |
| Wednesday | 77°F | Mostly Sunny | 5 mph SW | 0% |
| Wednesday Night | 50°F | Partly Cloudy | 3 mph SW | 0% |
| Thursday | 75°F | Mostly Sunny | 2 mph W | 1% |
| Thursday Night | 50°F | Partly Cloudy | 2 mph SW | 6% |
| Friday | 72°F | Mostly Sunny | 1 to 5 mph SW | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Irrigon, OR
Last spring frost
Apr 14
First fall frost
Oct 21
Growing season
188 days
Hardiness zone
7b
Explore more for Irrigon, OR: full frost dates · planting calendar · Oregon frost dates
Climate data from the nearest NOAA station, Boardman, Or (7.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.