Walla Walla weather live forecast

Today's maximum temperature in Walla Walla is expected to be 32°C. Select a day from the live weather forecast for Walla Walla, Washington State, USA for more weather parameters.

Monday
20th Jul
32

20

1

4
Tuesday
21st Jul
38

23

11

8
Wednesday
22nd Jul
38

24

11

8
Thursday
23rd Jul
39

22

12

7
Friday
24th Jul
37

23

14

8

5-day weather forecast updated at 04:00 on Monday 20th July 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 Monday 20th July 2026

Expect broken clouds in Walla Walla, Washington State with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the west.

32
°C maximum temperature
20
°C minimum temperature
broken clouds
1
hour of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from W

Walla Walla weather for Tuesday 21st July 2026

Expect scattered clouds in Walla Walla, Washington State with a maximum temperature of 38°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-west.

38
°C maximum temperature
23
°C minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
12
kph wind from NW

Walla Walla weather for Wednesday 22nd July 2026

38
°C maximum temperature
24
°C minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
13
kph wind from SE

Walla Walla weather for Thursday 23rd July 2026

Expect scattered clouds in Walla Walla, Washington State with a maximum temperature of 39°C, very high levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the west.

39
°C maximum temperature
22
°C minimum temperature
scattered clouds
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
VH
very high heat & humidity
17
kph wind from W

Walla Walla weather for Friday 24th July 2026

Expect scattered clouds in Walla Walla, Washington State with a maximum temperature of 37°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south-west.