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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Walla Walla Regional Airport, WA
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April
Average Temperature
High
17°
Feels 16
Low
5°
Feels 3
Average Precipitation
9 Days
Rain amount
26.5mm
Snow amount
0.1cm
Daily Historical Averages
April 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
24°
22
9°
23
15°
24
13°
25
14°
26
15°
27
16°
28
19°
29
19°
30
19°
Forecast
Tuesday, April 21, 2026
Day
24°
Feels 24
Wind
22 km/h SW
Gust
33 km/h
Humidity
31%
P.O.P
20%
Night
9°
Feels 4
Wind
26 km/h S
Gust
39 km/h
Humidity
93%
P.O.P
100%
Rain
~10 mm
Historical Averages
Apr 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.