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September weather forecast in St. Gallen
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
31
+18
+14
31 August, sun
+18
+14
Feels like
+17
712 mmHg
72%
4
m/s
S
31 August, Sunday. day, 18°; night, 14°; rain
1
+17
+13
1 September, mon
+17
+13
Feels like
+16
713 mmHg
69%
3.9
m/s
E
1 September, Monday. day, 17°; night, 13°; partly cloudy
2
+19
+13
2 September, tue
+19
+13
Feels like
+18
712 mmHg
68%
3.5
m/s
SE
2 September, Tuesday. day, 19°; night, 13°; partly cloudy
3
+19
+14
3 September, wed
+19
+14
Feels like
+18
711 mmHg
68%
4
m/s
S
3 September, Wednesday. day, 19°; night, 14°; clear
4
+17
+13
4 September, thu
+17
+13
Feels like
+16
712 mmHg
70%
4
m/s
S
4 September, Thursday. day, 17°; night, 13°; rain
5
+18
+13
5 September, fri
+18
+13
Feels like
+17
712 mmHg
67%
4
m/s
S
5 September, Friday. day, 18°; night, 13°; clear
6
+18
+13
6 September, sat
+18
+13
Feels like
+17
712 mmHg
63%
4.9
m/s
S
6 September, Saturday. day, 18°; night, 13°; rain
7
+18
+12
7 September, sun
+18
+12
Feels like
+16
712 mmHg
64%
4.1
m/s
S
7 September, Sunday. day, 18°; night, 12°; clear
8
+18
+12
8 September, mon
+18
+12
Feels like
+16
711 mmHg
60%
4.6
m/s
S
8 September, Monday. day, 18°; night, 12°; clear
9
+18
+12
9 September, tue
+18
+12
Feels like
+16
712 mmHg
64%
3.7
m/s
SE
9 September, Tuesday. day, 18°; night, 12°; clear
10
+18
+13
10 September, wed
+18
+13
Feels like
+17
711 mmHg
67%
4.6
m/s
S
10 September, Wednesday. day, 18°; night, 13°; partly cloudy
11
+17
+13
11 September, thu
+17
+13
Feels like
+16
711 mmHg
72%
4.3
m/s
SW
11 September, Thursday. day, 17°; night, 13°; rain
12
+16
+13
12 September, fri
+16
+13
Feels like
+15
712 mmHg
73%
4.5
m/s
SW
12 September, Friday. day, 16°; night, 13°; rain
13
+15
+12
13 September, sat
+15
+12
Feels like
+13
710 mmHg
76%
3.9
m/s
S
13 September, Saturday. day, 15°; night, 12°; clear
14
+16
+11
14 September, sun
+16
+11
Feels like
+14
710 mmHg
67%
3.9
m/s
SE
14 September, Sunday. day, 16°; night, 11°; partly cloudy
15
+16
+12
15 September, mon
+16
+12
Feels like
+15
708 mmHg
68%
4
m/s
S
15 September, Monday. day, 16°; night, 12°; clear
16
+15
+11
16 September, tue
+15
+11
Feels like
+13
709 mmHg
72%
4
m/s
S
16 September, Tuesday. day, 15°; night, 11°; partly cloudy
17
+14
+10
17 September, wed
+14
+10
Feels like
+12
709 mmHg
75%
4.9
m/s
S
17 September, Wednesday. day, 14°; night, 10°; rain
18
+14
+10
18 September, thu
+14
+10
Feels like
+13
711 mmHg
70%
3.9
m/s
S
18 September, Thursday. day, 14°; night, 10°; rain
19
+14
+10
19 September, fri
+14
+10
Feels like
+12
713 mmHg
75%
3.5
m/s
S
19 September, Friday. day, 14°; night, 10°; clear
20
+15
+10
20 September, sat
+15
+10
Feels like
+13
714 mmHg
63%
4.1
m/s
E
20 September, Saturday. day, 15°; night, 10°; rain
21
+16
+10
21 September, sun
+16
+10
Feels like
+14
713 mmHg
62%
3.9
m/s
SE
21 September, Sunday. day, 16°; night, 10°; clear
22
+15
+10
22 September, mon
+15
+10
Feels like
+13
713 mmHg
64%
3.5
m/s
SE
22 September, Monday. day, 15°; night, 10°; clear
23
+16
+11
23 September, tue
+16
+11
Feels like
+15
711 mmHg
66%
3.7
m/s
S
23 September, Tuesday. day, 16°; night, 11°; clear
24
+15
+10
24 September, wed
+15
+10
Feels like
+13
711 mmHg
68%
4.3
m/s
S
24 September, Wednesday. day, 15°; night, 10°; clear
25
+15
+10
25 September, thu
+15
+10
Feels like
+13
713 mmHg
70%
4
m/s
SE
25 September, Thursday. day, 15°; night, 10°; clear
26
+16
+11
26 September, fri
+16
+11
Feels like
+14
714 mmHg
69%
4
m/s
E
26 September, Friday. day, 16°; night, 11°; clear
27
+16
+10
27 September, sat
+16
+10
Feels like
+14
715 mmHg
68%
3.7
m/s
E
27 September, Saturday. day, 16°; night, 10°; clear
28
+16
+10
28 September, sun
+16
+10
Feels like
+14
715 mmHg
62%
3.4
m/s
SE
28 September, Sunday. day, 16°; night, 10°; rain
29
+15
+10
29 September, mon
+15
+10
Feels like
+14
713 mmHg
68%
3.5
m/s
S
29 September, Monday. day, 15°; night, 10°; clear
30
+15
+11
30 September, tue
+15
+11
Feels like
+13
713 mmHg
73%
3.7
m/s
S
30 September, Tuesday. day, 15°; night, 11°; clear
1
+16
+10
1 October, wed
+16
+10
Feels like
+14
712 mmHg
68%
4
m/s
S
1 October, Wednesday. day, 16°; night, 10°; partly cloudy
2
+15
+11
2 October, thu
+15
+11
Feels like
+13
712 mmHg
68%
3.7
m/s
S
2 October, Thursday. day, 15°; night, 11°; clear
3
+15
+10
3 October, fri
+15
+10
Feels like
+12
712 mmHg
62%
4
m/s
S
3 October, Friday. day, 15°; night, 10°; partly cloudy
4
+15
+10
4 October, sat
+15
+10
Feels like
+13
712 mmHg
68%
4.5
m/s
SW
4 October, Saturday. day, 15°; night, 10°; clear
Average data for 10 years
St. Gallen September
17
sunny days
8
days with precipitation
5
cloudy days
17 sunny days; 8 days with precipitation; 5 cloudy days;
68
%
air humidity
2.7
m/s
Wind
S
72
mm of precipitation
(7% of annual average)
air humidity 68%; 72 millimeters of precipitation (7% of annual average); Wind southerly 2.7 Meters per second
Weather graphs for September
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
E
SE
S
S
S
S
S
S
SE
S
SW
SW
S
SE
S
S
S
S
S
E
SE
SE
S
S
SE
E
E
SE
S
S
1
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
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Liverpool
Brighton
Rostock
