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Monthly weather forecast in St. Louis
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
8
+25
+21
8 September, sun
+25
+21
Feels like
+26
750 mmHg
64%
4
m/s
SE
8 September, Sunday. day, 25°; night, 21°; clear
9
+25
+20
9 September, mon
+25
+20
Feels like
+26
751 mmHg
67%
4.5
m/s
E
9 September, Monday. day, 25°; night, 20°; clear
10
+24
+19
10 September, tue
+24
+19
Feels like
+24
752 mmHg
57%
3.9
m/s
N
10 September, Tuesday. day, 24°; night, 19°; rain
11
+24
+18
11 September, wed
+24
+18
Feels like
+23
752 mmHg
54%
4.3
m/s
N
11 September, Wednesday. day, 24°; night, 18°; partly cloudy
12
+25
+18
12 September, thu
+25
+18
Feels like
+25
751 mmHg
52%
4
m/s
SE
12 September, Thursday. day, 25°; night, 18°; clear
13
September
+24
+20
13 September, fri
+24
+20
Feels like
+22
747 mmHg
83%
4.5
m/s
E
Climate normal
+25
+18
13 September, Friday. day, 24°; night, 20°; rain
14
+28
+21
14 September, sat
+28
+21
Feels like
+29
749 mmHg
77%
2.8
m/s
E
Climate normal
+24
+19
14 September, Saturday. day, 28°; night, 21°; overcast
15
+28
+20
15 September, sun
+28
+20
Feels like
+27
751 mmHg
73%
2.8
m/s
E
Climate normal
+23
+19
15 September, Sunday. day, 28°; night, 20°; light rain
16
+31
+18
16 September, mon
+31
+18
Feels like
+29
751 mmHg
62%
2.8
m/s
SE
Climate normal
+23
+18
16 September, Monday. day, 31°; night, 18°; partly cloudy
17
+30
+16
17 September, tue
+30
+16
Feels like
+28
750 mmHg
57%
2.5
m/s
E
Climate normal
+25
+19
17 September, Tuesday. day, 30°; night, 16°; clear
18
+30
+16
18 September, wed
+30
+16
Feels like
+25
748 mmHg
57%
2.3
m/s
S
Climate normal
+24
+21
18 September, Wednesday. day, 30°; night, 16°; clear
19
+30
+17
19 September, thu
+30
+17
Feels like
+25
748 mmHg
56%
2.5
m/s
SE
Climate normal
+25
+20
19 September, Thursday. day, 30°; night, 17°; clear
20
+30
+19
20 September, fri
+30
+19
Feels like
+27
747 mmHg
62%
3
m/s
SE
Climate normal
+25
+20
20 September, Friday. day, 30°; night, 19°; clear
21
+30
+18
21 September, sat
+30
+18
Feels like
+26
747 mmHg
64%
3.9
m/s
S
Climate normal
+24
+19
21 September, Saturday. day, 30°; night, 18°; mostly clear
22
+28
+19
22 September, sun
+28
+19
Feels like
+23
748 mmHg
65%
4.2
m/s
S
Climate normal
+25
+19
22 September, Sunday. day, 28°; night, 19°; partly cloudy
23
+25
+17
23 September, mon
+25
+17
Feels like
+21
749 mmHg
66%
3.7
m/s
SW
Climate normal
+25
+19
23 September, Monday. day, 25°; night, 17°; partly cloudy
24
+20
+17
24 September, tue
+20
+17
Feels like
+16
749 mmHg
69%
4
m/s
W
Climate normal
+25
+19
24 September, Tuesday. day, 20°; night, 17°; partly cloudy
25
+21
+17
25 September, wed
+21
+17
Feels like
+17
749 mmHg
70%
3.9
m/s
W
Climate normal
+24
+19
25 September, Wednesday. day, 21°; night, 17°; partly cloudy
26
+27
+17
26 September, thu
+27
+17
Feels like
+22
742 mmHg
66%
3
m/s
SE
Climate normal
+23
+18
26 September, Thursday. day, 27°; night, 17°; mostly clear
27
+26
+16
27 September, fri
+26
+16
Feels like
+19
741 mmHg
68%
4.5
m/s
S
Climate normal
+23
+18
27 September, Friday. day, 26°; night, 16°; mostly clear
28
+26
+16
28 September, sat
+26
+16
Feels like
+20
742 mmHg
66%
3.6
m/s
S
Climate normal
+23
+19
28 September, Saturday. day, 26°; night, 16°; clear
29
+25
+16
29 September, sun
+25
+16
Feels like
+17
742 mmHg
65%
3.4
m/s
SE
Climate normal
+22
+17
29 September, Sunday. day, 25°; night, 16°; clear
30
+26
+19
30 September, mon
+26
+19
Feels like
+21
742 mmHg
65%
2.2
m/s
S
Climate normal
+21
+16
30 September, Monday. day, 26°; night, 19°; partly cloudy
1 October
+18
+12
1 October, tue
+18
+12
Feels like
+15
743 mmHg
64%
1.7
m/s
NW
Climate normal
+20
+16
1 October, Tuesday. day, 18°; night, 12°; rain
2
+19
+10
2 October, wed
+19
+10
Feels like
+11
743 mmHg
68%
3.5
m/s
NW
Climate normal
+19
+15
2 October, Wednesday. day, 19°; night, 10°; partly cloudy
3
+24
+11
3 October, thu
+24
+11
Feels like
+12
741 mmHg
70%
4
m/s
W
Climate normal
+20
+14
3 October, Thursday. day, 24°; night, 11°; clear
4
+24
+14
4 October, fri
+24
+14
Feels like
+15
737 mmHg
65%
3.6
m/s
NW
Climate normal
+23
+16
4 October, Friday. day, 24°; night, 14°; clear
5
+25
+17
5 October, sat
+25
+17
Feels like
+18
738 mmHg
67%
3.8
m/s
SE
Climate normal
+21
+16
5 October, Saturday. day, 25°; night, 17°; mostly clear
6
+26
+17
6 October, sun
+26
+17
Feels like
+19
740 mmHg
66%
5.2
m/s
SE
Climate normal
+22
+16
6 October, Sunday. day, 26°; night, 17°; partly cloudy
7
+22
+11
7 October, mon
+22
+11
Feels like
+12
739 mmHg
57%
7
m/s
S
Climate normal
+21
+17
7 October, Monday. day, 22°; night, 11°; partly cloudy
8
+25
+16
8 October, tue
+25
+16
Feels like
+11
737 mmHg
61%
9.7
m/s
NW
Climate normal
+20
+16
8 October, Tuesday. day, 25°; night, 16°; mostly clear
9
+26
+19
9 October, wed
+26
+19
Feels like
+17
745 mmHg
53%
6.3
m/s
NW
Climate normal
+21
+15
9 October, Wednesday. day, 26°; night, 19°; partly cloudy
10
+26
+21
10 October, thu
+26
+21
Feels like
+21
744 mmHg
44%
1.8
m/s
NW
Climate normal
+19
+14
10 October, Thursday. day, 26°; night, 21°; clear
11
+14
+8
11 October, fri
+14
+8
Feels like
+8
742 mmHg
57%
3.7
m/s
SW
Climate normal
+20
+15
11 October, Friday. day, 14°; night, 8°; mostly clear
12
+9
+7
12 October, sat
+9
+7
Feels like
+6
742 mmHg
78%
1.4
m/s
W
Climate normal
+20
+16
12 October, Saturday. day, 9°; night, 7°; light rain
Average for 30 days
16
sunny days
3
days with precipitation
11
cloudy days
16 sunny days; 3 days with precipitation; 11 cloudy days;
65
%
air humidity
3.7
m/s
Wind
SE
5
mm of precipitation
(1% of annual average)
air humidity 65%; 5 millimeters of precipitation (1% of annual average); Wind south-easterly 3.7 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
E
E
E
SE
E
S
SE
SE
S
S
SW
W
W
SE
S
S
SE
S
NW
NW
W
NW
SE
SE
S
NW
NW
NW
SW
W
13
Average data for 10 years
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
7
8
9
10
11
12
Daytime temperature
Night-time temperature
