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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
25
+29
+22
25 August, sun
+29
+22
Feels like
+30
752 mmHg
46%
4.1
m/s
S
25 August, Sunday. day, 29°; night, 22°; clear
26
August
+36
+25
26 August, mon
+36
+25
Feels like
+36
752 mmHg
51%
3.5
m/s
SW
Climate normal
+29
+23
26 August, Monday. day, 36°; night, 25°; mostly clear
27
+36
+25
27 August, tue
+36
+25
Feels like
+35
750 mmHg
55%
3.2
m/s
SW
Climate normal
+29
+22
27 August, Tuesday. day, 36°; night, 25°; light rain
28
+33
+24
28 August, wed
+33
+24
Feels like
+33
750 mmHg
69%
3.8
m/s
W
Climate normal
+29
+23
28 August, Wednesday. day, 33°; night, 24°; heavy rain
29
+35
+24
29 August, thu
+35
+24
Feels like
+36
750 mmHg
59%
2.9
m/s
S
Climate normal
+29
+22
29 August, Thursday. day, 35°; night, 24°; mostly clear
30
+32
+22
30 August, fri
+32
+22
Feels like
+29
749 mmHg
60%
4.1
m/s
NW
Climate normal
+29
+23
30 August, Friday. day, 32°; night, 22°; rain
31
+29
+18
31 August, sat
+29
+18
Feels like
+27
750 mmHg
60%
2.9
m/s
N
Climate normal
+28
+23
31 August, Saturday. day, 29°; night, 18°; clear
1 September
+28
+18
1 September, sun
+28
+18
Feels like
+24
750 mmHg
55%
4
m/s
N
Climate normal
+28
+22
1 September, Sunday. day, 28°; night, 18°; partly cloudy
2
+26
+17
2 September, mon
+26
+17
Feels like
+21
753 mmHg
51%
3.6
m/s
NE
Climate normal
+28
+22
2 September, Monday. day, 26°; night, 17°; overcast
3
+26
+15
3 September, tue
+26
+15
Feels like
+21
753 mmHg
51%
3.4
m/s
NE
Climate normal
+27
+22
3 September, Tuesday. day, 26°; night, 15°; partly cloudy
4
+27
+17
4 September, wed
+27
+17
Feels like
+23
752 mmHg
58%
3.3
m/s
E
Climate normal
+26
+21
4 September, Wednesday. day, 27°; night, 17°; clear
5
+30
+21
5 September, thu
+30
+21
Feels like
+26
750 mmHg
57%
4
m/s
W
Climate normal
+26
+20
5 September, Thursday. day, 30°; night, 21°; partly cloudy
6
+29
+21
6 September, fri
+29
+21
Feels like
+26
748 mmHg
64%
4.2
m/s
SW
Climate normal
+26
+20
6 September, Friday. day, 29°; night, 21°; partly cloudy
7
+30
+15
7 September, sat
+30
+15
Feels like
+26
747 mmHg
62%
3.7
m/s
SW
Climate normal
+27
+21
7 September, Saturday. day, 30°; night, 15°; partly cloudy
8
+24
+15
8 September, sun
+24
+15
Feels like
+19
741 mmHg
69%
2.9
m/s
SW
Climate normal
+25
+21
8 September, Sunday. day, 24°; night, 15°; mostly clear
9
+25
+16
9 September, mon
+25
+16
Feels like
+18
741 mmHg
72%
4.6
m/s
N
Climate normal
+25
+20
9 September, Monday. day, 25°; night, 16°; partly cloudy
10
+26
+17
10 September, tue
+26
+17
Feels like
+20
743 mmHg
71%
3.4
m/s
NE
Climate normal
+24
+19
10 September, Tuesday. day, 26°; night, 17°; partly cloudy
11
+27
+17
11 September, wed
+27
+17
Feels like
+23
743 mmHg
71%
2.1
m/s
NE
Climate normal
+24
+18
11 September, Wednesday. day, 27°; night, 17°; clear
12
+24
+15
12 September, thu
+24
+15
Feels like
+21
741 mmHg
75%
3.4
m/s
E
Climate normal
+25
+18
12 September, Thursday. day, 24°; night, 15°; partly cloudy
13
+25
+17
13 September, fri
+25
+17
Feels like
+22
741 mmHg
73%
2
m/s
S
Climate normal
+25
+18
13 September, Friday. day, 25°; night, 17°; partly cloudy
14
+25
+21
14 September, sat
+25
+21
Feels like
+20
742 mmHg
68%
4.9
m/s
NW
Climate normal
+24
+19
14 September, Saturday. day, 25°; night, 21°; mostly clear
15
+30
+25
15 September, sun
+30
+25
Feels like
+28
742 mmHg
61%
1.5
m/s
NW
Climate normal
+23
+19
15 September, Sunday. day, 30°; night, 25°; clear
16
+28
+19
16 September, mon
+28
+19
Feels like
+28
740 mmHg
78%
1.9
m/s
SW
Climate normal
+23
+18
16 September, Monday. day, 28°; night, 19°; light rain
17
+28
+18
17 September, tue
+28
+18
Feels like
+22
742 mmHg
74%
5.1
m/s
NW
Climate normal
+25
+19
17 September, Tuesday. day, 28°; night, 18°; mostly clear
18
+28
+15
18 September, wed
+28
+15
Feels like
+22
743 mmHg
81%
2.4
m/s
NW
Climate normal
+24
+21
18 September, Wednesday. day, 28°; night, 15°; rain
19
+18
+9
19 September, thu
+18
+9
Feels like
+12
741 mmHg
55%
2.4
m/s
SW
Climate normal
+25
+20
19 September, Thursday. day, 18°; night, 9°; clear
20
+20
+8
20 September, fri
+20
+8
Feels like
+12
743 mmHg
67%
2
m/s
NW
Climate normal
+25
+20
20 September, Friday. day, 20°; night, 8°; clear
21
+26
+12
21 September, sat
+26
+12
Feels like
+15
744 mmHg
69%
1.4
m/s
SW
Climate normal
+24
+19
21 September, Saturday. day, 26°; night, 12°; clear
22
+26
+15
22 September, sun
+26
+15
Feels like
+16
743 mmHg
56%
2
m/s
E
Climate normal
+25
+19
22 September, Sunday. day, 26°; night, 15°; clear
23
+29
+14
23 September, mon
+29
+14
Feels like
+20
741 mmHg
67%
1.4
m/s
SW
Climate normal
+25
+19
23 September, Monday. day, 29°; night, 14°; clear
24
+30
+16
24 September, tue
+30
+16
Feels like
+20
740 mmHg
56%
2.1
m/s
E
Climate normal
+25
+19
24 September, Tuesday. day, 30°; night, 16°; clear
Average data for 10 years
Next, the average data for 10 years
25
+24
+19
25 September, wed
+24
+19
Feels like
+24
751 mmHg
56%
3.7
m/s
W
25 September, Wednesday. day, 24°; night, 19°; clear
26
+23
+18
26 September, thu
+23
+18
Feels like
+22
750 mmHg
56%
4.3
m/s
NW
26 September, Thursday. day, 23°; night, 18°; clear
27
+23
+18
27 September, fri
+23
+18
Feels like
+22
750 mmHg
51%
4
m/s
NW
27 September, Friday. day, 23°; night, 18°; partly cloudy
28
+23
+19
28 September, sat
+23
+19
Feels like
+22
751 mmHg
50%
4.8
m/s
NW
28 September, Saturday. day, 23°; night, 19°; clear
Average for 30 days
18
sunny days
2
days with precipitation
10
cloudy days
18 sunny days; 2 days with precipitation; 10 cloudy days;
64
%
air humidity
3.1
m/s
Wind
SW
15
mm of precipitation
(2% of annual average)
air humidity 64%; 15 millimeters of precipitation (2% of annual average); Wind south-westerly 3.1 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
SW
W
S
NW
N
N
NE
NE
E
W
SW
SW
SW
N
NE
NE
E
S
NW
NW
SW
NW
NW
SW
NW
SW
E
SW
E
26
Average data for 10 years
27
28
29
30
31
1
September
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Daytime temperature
Night-time temperature
