Wallula, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wallula, a community in Walla Walla County, Washington.
Today
74°F
Sunny
Sunny. High near 74, with temperatures falling to around 72 in the afternoon. Southeast wind 1 to 6 mph.
7-day forecast for Wallula
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Sunny | 1 to 6 mph SE | 0% |
| Tonight | 58°F | Mostly Clear | 1 mph SE | 0% |
| Sunday | 75°F | Sunny | 2 mph NW | 0% |
| Sunday Night | 59°F | Clear | 2 mph E | 0% |
| Monday | 76°F | Sunny | 2 mph SW | 0% |
| Monday Night | 59°F | Mostly Clear | 1 to 6 mph SW | 0% |
| Tuesday | 74°F | Sunny | 2 to 7 mph SW | 0% |
| Tuesday Night | 58°F | Mostly Clear | 2 to 9 mph SW | 0% |
| Wednesday | 71°F | Mostly Sunny | 2 to 9 mph SW | 0% |
| Wednesday Night | 57°F | Partly Cloudy | 3 mph SW | 0% |
| Thursday | 69°F | Mostly Sunny | 2 mph W | 2% |
| Thursday Night | 56°F | Partly Cloudy | 3 mph W | 3% |
| Friday | 67°F | Mostly Sunny | 5 mph SW | 7% |
| Friday Night | 54°F | Partly Cloudy | 5 mph SW | 6% |
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 Sep 19, 2026.