Walla Walla, OR Weather & Growing Conditions
Today
91°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 91. West wind 3 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Areas Of Smoke | 3 to 8 mph W | 0% |
| Tonight | 56°F | Patchy Smoke | 3 to 7 mph E | 0% |
| Wednesday | 97°F | Patchy Smoke | 3 mph W | 0% |
| Wednesday Night | 59°F | Patchy Smoke then Clear | 2 to 6 mph SE | 0% |
| Thursday | 101°F | Sunny | 5 mph SW | 0% |
| Thursday Night | 65°F | Clear | 3 to 9 mph SW | 0% |
| Friday | 99°F | Sunny | 9 to 14 mph SW | 0% |
| Friday Night | 64°F | Clear | 6 to 9 mph S | 0% |
| Saturday | 95°F | Sunny | 9 mph SW | 0% |
| Saturday Night | 62°F | Mostly Clear | 6 to 9 mph SW | 0% |
| Sunday | 89°F | Sunny | 7 to 12 mph SW | 0% |
| Sunday Night | 58°F | Mostly Clear | 8 mph SW | 0% |
| Monday | 88°F | Sunny | 8 mph SW | 0% |
| Monday Night | 57°F | Clear | 7 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Walla Walla, OR
Last spring frost
Mar 27
First fall frost
Oct 31
Growing season
219 days
Hardiness zone
7a
Explore more for Walla Walla, OR: full frost dates · planting calendar · Oregon frost dates
Climate data from the nearest NOAA station, Walla Walla Rgnl Ap, Wa (1.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.