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Plan your week in Walla Walla County with our detailed 7-Day Weather Forecast. Access reliable daily temperature highs and lows, rain chances, and weekly weather pattern summaries.

Walla Walla County 7-Day Weather Forecast

Saturday, Oct 24, 2026

Daytime
57°F

Sunny / Clear

Feels like 57°F

Humidity

43%

Wind Speed

7.4 mph

Precipitation

0 in

Pressure

1023 hPa

UV Index

0

Visibility

10 mi

Cloud Cover

0%

Dew Point

48°F

7-Day Weather Forecast

Today

Oct 24

Sunny / Clear
61°H
36°L
0%

Sun

Oct 25

Sunny / Clear
63°H
42°L
0%

Mon

Oct 26

Sunny / Clear
60°H
41°L
0%

Tue

Oct 27

Sunny / Clear
56°H
44°L
0%

Wed

Oct 28

Sunny / Clear
57°H
46°L
0%

Thu

Oct 29

Sunny / Clear
55°H
46°L
0%

Fri

Oct 30

Sunny / Clear
53°H
37°L
0%

24-Hour Forecast

12 AM

57°

0%

1 AM

51°

0%

2 AM

49°

0%

3 AM

46°

0%

4 AM

45°

0%

5 AM

44°

0%

6 AM

43°

0%

7 AM

42°

0%

8 AM

42°

0%

9 AM

41°

0%

10 AM

41°

0%

11 AM

39°

0%

12 PM

39°

0%

1 PM

37°

0%

2 PM

36°

0%

3 PM

37°

0%

4 PM

42°

0%

5 PM

47°

0%

6 PM

52°

0%

7 PM

56°

0%

8 PM

59°

0%

9 PM

60°

0%

10 PM

61°

0%

11 PM

60°

0%

Air Quality (AQI)

31Good

Air quality is satisfactory, and air pollution poses little or no risk.

PM2.5

2.2 µg/m³

PM10

2.6 µg/m³

Sun & Moon Phase

Sunrise

6:00 AM

Sunset

8:00 PM

Moon Phase

Waxing Gibbous

Waxing Gibbous

Wind Conditions & Storm Tracking

Wind Direction

201° SSW

Sustained Wind

7.4 mph

Wind Gusts

7.4 mph

7-Day Temp Range

Week's Hottest

63°F

Max Rain Prob

0%

Expected 7-Day Swings

36°
63°

High and low limits expected over the next week.

Extended Local Forecasts

14 Day Weather Forecast7 Day Weather ForecastHourly Weather Tracker

Location View

Walla Walla County · 46.15°N, 118.50°W
Radar Page
Coordinates46.1506°N, 118.4996°W
Elevationm
TimezoneAmerica/New_York

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Safety & Environmental Index

MetricValueStatus / Interpretation
Air Quality (AQI)31Good
UV Index0Low Risk
Visibility10 milesClear

Frequently Asked Questions

The 7-day forecast for Walla Walla County includes comprehensive daily weather summaries, max/min temperatures, and expected rainfall to keep you prepared for the week.

About Walla Walla County Climate & Weather

Weather forecast for Walla Walla County is powered by high-resolution weather models using open-source infrastructure. Check current temperatures, rain radar graphs, hourly wind speeds, humidity values, and ultraviolet indexes directly from our weather tracking console.

Meteorological Data: Weather data for this area is aggregated from global and regional forecast models (GFS, HRRR, ERA5) and updated continuously every hour.