Walla Walla weather live forecast

Today's maximum temperature in Walla Walla is expected to be 33°C. Select a day from the live weather forecast for Walla Walla, Washington State, USA for more weather parameters.

Saturday
18th Jul
33

18

15

8
Sunday
19th Jul
34

18

14

9
Monday
20th Jul
36

18

8

7
Tuesday
21st Jul
39

23

8

9
Wednesday
22nd Jul
39

26

13

9

5-day weather forecast updated at 04:01 on Saturday 18th 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 Saturday 18th July 2026

Expect clear skies in Walla Walla, Washington State with a maximum temperature of 33°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south.

33
°C maximum temperature
18
°C minimum temperature
clear skies
15
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from S

Walla Walla weather for Sunday 19th July 2026

Expect scattered clouds in Walla Walla, Washington State with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the west.

34
°C maximum temperature
18
°C minimum temperature
scattered clouds
14
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
14
kph wind from W

Walla Walla weather for Monday 20th July 2026

Expect scattered clouds in Walla Walla, Washington State with a maximum temperature of 36°C, high levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-west.

36
°C maximum temperature
18
°C minimum temperature
scattered clouds
8
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
H
high heat & humidity
12
kph wind from NW

Walla Walla weather for Tuesday 21st July 2026

Expect broken clouds in Walla Walla, Washington State with a maximum temperature of 39°C, very high levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

39
°C maximum temperature
23
°C minimum temperature
broken clouds
8
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
VH
very high heat & humidity
13
kph wind from NW

Walla Walla weather for Wednesday 22nd 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 9 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the west.