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Monthly weather forecast in Walla Walla
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
1
September
+36
+20
1 September, sun
+36
+20
Feels like
+27
732 mmHg
26%
3
m/s
NW
Climate normal
+27
+21
1 September, Sunday. day, 36°; night, 20°; mostly clear
2
+34
+19
2 September, mon
+34
+19
Feels like
+25
731 mmHg
30%
5.4
m/s
NW
Climate normal
+26
+22
2 September, Monday. day, 34°; night, 19°; partly cloudy
3
+29
+16
3 September, tue
+29
+16
Feels like
+23
736 mmHg
41%
5.5
m/s
SW
Climate normal
+26
+21
3 September, Tuesday. day, 29°; night, 16°; mostly clear
4
+33
+17
4 September, wed
+33
+17
Feels like
+23
738 mmHg
44%
3.4
m/s
SE
Climate normal
+25
+20
4 September, Wednesday. day, 33°; night, 17°; clear
5
+35
+17
5 September, thu
+35
+17
Feels like
+27
738 mmHg
33%
2.9
m/s
NW
Climate normal
+25
+21
5 September, Thursday. day, 35°; night, 17°; clear
6
+35
+18
6 September, fri
+35
+18
Feels like
+28
735 mmHg
31%
3.2
m/s
NW
Climate normal
+25
+20
6 September, Friday. day, 35°; night, 18°; mostly clear
7
+35
+20
7 September, sat
+35
+20
Feels like
+28
732 mmHg
28%
3.3
m/s
NW
Climate normal
+26
+21
7 September, Saturday. day, 35°; night, 20°; mostly clear
8
+34
+19
8 September, sun
+34
+19
Feels like
+26
730 mmHg
31%
4.2
m/s
W
Climate normal
+27
+22
8 September, Sunday. day, 34°; night, 19°; partly cloudy
9
+32
+17
9 September, mon
+32
+17
Feels like
+25
732 mmHg
34%
4.8
m/s
W
Climate normal
+26
+21
9 September, Monday. day, 32°; night, 17°; partly cloudy
10
+28
+16
10 September, tue
+28
+16
Feels like
+20
733 mmHg
41%
5.3
m/s
SW
Climate normal
+27
+22
10 September, Tuesday. day, 28°; night, 16°; partly cloudy
11
+28
+17
11 September, wed
+28
+17
Feels like
+20
733 mmHg
52%
4.9
m/s
SW
Climate normal
+28
+22
11 September, Wednesday. day, 28°; night, 17°; partly cloudy
12
+27
+17
12 September, thu
+27
+17
Feels like
+21
733 mmHg
57%
4
m/s
W
Climate normal
+26
+21
12 September, Thursday. day, 27°; night, 17°; partly cloudy
13
+22
+8
13 September, fri
+22
+8
Feels like
+15
714 mmHg
49%
3.9
m/s
SE
Climate normal
+25
+21
13 September, Friday. day, 22°; night, 8°; mostly clear
14
+24
+13
14 September, sat
+24
+13
Feels like
+16
692 mmHg
53%
1.7
m/s
NW
Climate normal
+25
+19
14 September, Saturday. day, 24°; night, 13°; clear
15
+23
+9
15 September, sun
+23
+9
Feels like
+16
689 mmHg
55%
4.8
m/s
NW
Climate normal
+25
+20
15 September, Sunday. day, 23°; night, 9°; light rain
16
+14
+4
16 September, mon
+14
+4
Feels like
+7
691 mmHg
47%
3.2
m/s
NW
Climate normal
+24
+19
16 September, Monday. day, 14°; night, 4°; partly cloudy
17
+15
+5
17 September, tue
+15
+5
Feels like
+7
686 mmHg
36%
4
m/s
N
Climate normal
+24
+19
17 September, Tuesday. day, 15°; night, 5°; partly cloudy
18
+13
+7
18 September, wed
+13
+7
Feels like
+7
686 mmHg
55%
3.8
m/s
NW
Climate normal
+24
+19
18 September, Wednesday. day, 13°; night, 7°; partly cloudy
19
+13
+7
19 September, thu
+13
+7
Feels like
+6
689 mmHg
63%
3.8
m/s
SW
Climate normal
+24
+18
19 September, Thursday. day, 13°; night, 7°; light rain
20
+16
+9
20 September, fri
+16
+9
Feels like
+9
690 mmHg
52%
2.7
m/s
SW
Climate normal
+22
+18
20 September, Friday. day, 16°; night, 9°; mostly clear
21
+15
+8
21 September, sat
+15
+8
Feels like
+10
687 mmHg
74%
2.3
m/s
W
Climate normal
+23
+18
21 September, Saturday. day, 15°; night, 8°; rain
22
+13
+6
22 September, sun
+13
+6
Feels like
+5
690 mmHg
69%
3.1
m/s
SW
Climate normal
+22
+18
22 September, Sunday. day, 13°; night, 6°; light rain
23
+16
+11
23 September, mon
+16
+11
Feels like
+9
691 mmHg
54%
3.7
m/s
SW
Climate normal
+21
+17
23 September, Monday. day, 16°; night, 11°; mostly clear
24
+14
+7
24 September, tue
+14
+7
Feels like
+7
696 mmHg
62%
2.8
m/s
NW
Climate normal
+22
+18
24 September, Tuesday. day, 14°; night, 7°; partly cloudy
25
+20
+10
25 September, wed
+20
+10
Feels like
+14
694 mmHg
59%
1.1
m/s
SE
Climate normal
+22
+18
25 September, Wednesday. day, 20°; night, 10°; mostly clear
26
+24
+13
26 September, thu
+24
+13
Feels like
+18
692 mmHg
54%
1.9
m/s
S
Climate normal
+23
+19
26 September, Thursday. day, 24°; night, 13°; clear
27
+22
+13
27 September, fri
+22
+13
Feels like
+16
688 mmHg
52%
3.5
m/s
SW
Climate normal
+23
+19
27 September, Friday. day, 22°; night, 13°; light rain
28
+14
+8
28 September, sat
+14
+8
Feels like
+12
681 mmHg
90%
2.7
m/s
SW
Climate normal
+22
+18
28 September, Saturday. day, 14°; night, 8°; rain
29
+10
+5
29 September, sun
+10
+5
Feels like
+4
688 mmHg
76%
3.4
m/s
W
Climate normal
+22
+17
29 September, Sunday. day, 10°; night, 5°; light rain
30
+11
+5
30 September, mon
+11
+5
Feels like
+5
691 mmHg
60%
2
m/s
SW
Climate normal
+20
+16
30 September, Monday. day, 11°; night, 5°; mostly clear
Average data for 10 years
Next, the average data for 10 years
1 October
+20
+16
1 October, tue
+20
+16
Feels like
+18
719 mmHg
43%
4.9
m/s
SW
1 October, Tuesday. day, 20°; night, 16°; clear
2
+19
+13
2 October, wed
+19
+13
Feels like
+16
718 mmHg
50%
4.5
m/s
SW
2 October, Wednesday. day, 19°; night, 13°; partly cloudy
3
+18
+14
3 October, thu
+18
+14
Feels like
+15
718 mmHg
46%
4.5
m/s
SW
3 October, Thursday. day, 18°; night, 14°; clear
4
+18
+14
4 October, fri
+18
+14
Feels like
+15
718 mmHg
43%
4.9
m/s
SW
4 October, Friday. day, 18°; night, 14°; clear
5
+19
+15
5 October, sat
+19
+15
Feels like
+15
719 mmHg
43%
5
m/s
SW
5 October, Saturday. day, 19°; night, 15°; partly cloudy
Average for 30 days
16
sunny days
4
days with precipitation
10
cloudy days
16 sunny days; 4 days with precipitation; 10 cloudy days;
50
%
air humidity
3.5
m/s
Wind
NW
4
mm of precipitation
(2% of annual average)
air humidity 50%; 4 millimeters of precipitation (2% of annual average); Wind north-westerly 3.5 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
NW
NW
SW
SE
NW
NW
NW
W
W
SW
SW
W
SE
NW
NW
NW
N
NW
SW
SW
W
SW
SW
NW
SE
S
SW
SW
W
SW
1
September
Average data for 10 years
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Daytime temperature
Night-time temperature