Walla Walla weather live forecast

Today's maximum temperature in Walla Walla is expected to be 24°C. Select a day from the live weather forecast for Walla Walla, Washington State, USA for more weather parameters.

Sunday
30th Aug
24

11

12

6
Monday
31st Aug
30

11

13

6
Tuesday
1st Sep
29

14

6

4
Wednesday
2nd Sep
24

15

3

3
Thursday
3rd Sep
22

12

2

6

5-day weather forecast updated at 04:01 on Sunday 30th August 2026 GMT

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The 5-day weather forecast for Washington State (Walla Walla) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Walla Walla weather forecast by day

Below are the detailed weather forecasts for Walla Walla for the next 5 days.

Walla Walla weather for Sunday 30th August 2026

Expect clear skies in Walla Walla, Washington State with a maximum temperature of 24°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south.

24
°C maximum temperature
11
°C minimum temperature
clear skies
12
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from S

Walla Walla weather for Monday 31st August 2026

Expect clear skies in Walla Walla, Washington State with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north.

30
°C maximum temperature
11
°C minimum temperature
clear skies
13
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from N

Walla Walla weather for Tuesday 1st September 2026

Expect broken clouds in Walla Walla, Washington State with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south.

29
°C maximum temperature
14
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
22
kph wind from S

Walla Walla weather for Wednesday 2nd September 2026

Expect mostly cloudy with light rain in Walla Walla, Washington State with a maximum temperature of 24°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 27% chance of some rain and a moderate breeze of 22 kph from the south-west.

24
°C maximum temperature
15
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
3
UV index (Moderate)
27
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
22
kph wind from SW

Walla Walla weather for Thursday 3rd September 2026

Expect mostly cloudy with light rain in Walla Walla, Washington State with a maximum temperature of 22°C, maximum UV of 6 (High) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 42% chance of some rain and a gentle breeze of 19 kph from the south-west.