Walla Walla County, WA Weather Forecast
County weather hub
Mostly Cloudy
Compare major city weather across Walla Walla County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly cloudy, with a high near 54.
County Weather Overview
This county weather page brings together forecast coverage for Walla Walla County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 3 of 3 mapped cities in Walla Walla County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Nov 3 to Nov 7, 2026
- Latest sync
- Oct 31, 2026 10:35 PM PDT
- Forecast office
- PDT
- Source
- NOAA / NWS
Daily Outlook
This Week in Walla Walla County
Thursday looks like the warmest upcoming period in Walla Walla County at 57 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 35 degrees F.
The strongest winds are forecast for Friday at about 5 to 9 mph SW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 31, 2026 10:35 PM PDT
- Coverage
- 5 days
- Time zone
- America/Los_Angeles
- Forecast office
- PDT
- Radar station
- KPDT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 35.
Mostly sunny, with a high near 55.
A slight chance of rain showers between 10pm and 4am. Mostly cloudy, with a low around 38.
Partly sunny, with a high near 57.
A chance of rain showers after 10pm. Mostly cloudy, with a low around 38.
A chance of rain showers before 4pm. Partly sunny, with a high near 56.
Mostly cloudy, with a low around 37.
Partly sunny, with a high near 57.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Nov 3
|
Mostly Cloudy
|
54°F |
2 mph
W
|
|
Tuesday Night
Nov 3
|
Mostly Cloudy
|
35°F |
2 mph
SW
|
|
Wednesday
Nov 4
|
Mostly Sunny
|
55°F |
2 mph
S
|
|
Wednesday Night
Nov 4
|
Slight Chance Rain Showers
|
38°F |
1 to 5 mph
S
|
|
Thursday
Nov 5
|
Partly Sunny
|
57°F |
3 mph
S
|
|
Thursday Night
Nov 5
|
Chance Rain Showers
|
38°F |
5 mph
S
|
|
Friday
Nov 6
|
Chance Rain Showers
|
56°F |
5 to 9 mph
SW
|
|
Friday Night
Nov 6
|
Mostly Cloudy
|
37°F |
6 mph
S
|
|
Saturday
Nov 7
|
Partly Sunny
|
57°F |
3 mph
SW
|
Major City Forecasts
Live forecast snapshots for major cities across Walla Walla County.
Coverage
Forecast coverage currently spans 3 of 3 mapped cities in Walla Walla County.
Largest mapped city population in this region: 33,096.
