Wallula, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wallula, a community in Walla Walla County, Washington.
Overnight
57°F
Areas Of Smoke
Areas of smoke. Clear. Low around 57, with temperatures rising to around 60 overnight. North wind around 1 mph.
7-day forecast for Wallula
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Areas Of Smoke | 1 mph N | 0% |
| Tuesday | 80°F | Smoke | 1 to 6 mph NW | 0% |
| Tuesday Night | 61°F | Areas Of Smoke | 5 mph SE | 0% |
| Wednesday | 85°F | Areas Of Smoke | 3 mph NW | 0% |
| Wednesday Night | 63°F | Areas Of Smoke then Clear | 5 mph SW | 0% |
| Thursday | 88°F | Sunny | 5 mph SW | 0% |
| Thursday Night | 66°F | Clear | 2 to 15 mph SW | 0% |
| Friday | 86°F | Sunny | 9 to 14 mph SW | 0% |
| Friday Night | 65°F | Clear | 9 mph SW | 0% |
| Saturday | 83°F | Sunny | 9 mph SW | 0% |
| Saturday Night | 64°F | Clear | 8 to 13 mph SW | 0% |
| Sunday | 79°F | Sunny | 7 to 13 mph SW | 0% |
| Sunday Night | 62°F | Mostly Clear | 7 to 12 mph SW | 0% |
| Monday | 77°F | Sunny | 6 to 12 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Wallula (46.085, -118.906). Updated through the day.
Growing snapshot for Wallula
Last spring frost
Apr 7
First fall frost
Oct 22
Growing season
199 days
Hardiness zone
7b
More local growing data for Wallula: nearby ZIP 99363 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ice Harbor Dam, Wa (13.8 mi from Wallula). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.