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September weather forecast in Lannion
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
+18
+15
1 September, sun
+18
+15
Feels like
+16
760 mmHg
75%
5.5
m/s
W
+18
1 September, Sunday. day, 18°; night, 15°; partly cloudy
2
+19
+15
2 September, mon
+19
+15
Feels like
+16
757 mmHg
76%
7
m/s
SW
+18
2 September, Monday. day, 19°; night, 15°; partly cloudy
3
+19
+15
3 September, tue
+19
+15
Feels like
+16
757 mmHg
76%
6.3
m/s
W
+18
3 September, Tuesday. day, 19°; night, 15°; partly cloudy
4
+18
+15
4 September, wed
+18
+15
Feels like
+16
758 mmHg
77%
6.4
m/s
W
+18
4 September, Wednesday. day, 18°; night, 15°; overcast
5
+18
+15
5 September, thu
+18
+15
Feels like
+15
757 mmHg
77%
8
m/s
SW
+18
5 September, Thursday. day, 18°; night, 15°; partly cloudy
6
+18
+15
6 September, fri
+18
+15
Feels like
+15
758 mmHg
75%
6.4
m/s
SW
+17
6 September, Friday. day, 18°; night, 15°; partly cloudy
7
+19
+15
7 September, sat
+19
+15
Feels like
+17
757 mmHg
76%
6.1
m/s
SW
+18
7 September, Saturday. day, 19°; night, 15°; rain
8
+19
+15
8 September, sun
+19
+15
Feels like
+16
757 mmHg
75%
6.5
m/s
NW
+18
8 September, Sunday. day, 19°; night, 15°; partly cloudy
9
+19
+16
9 September, mon
+19
+16
Feels like
+15
757 mmHg
75%
8.1
m/s
S
+18
9 September, Monday. day, 19°; night, 16°; partly cloudy
10
+18
+16
10 September, tue
+18
+16
Feels like
+15
757 mmHg
75%
8.1
m/s
SW
+18
10 September, Tuesday. day, 18°; night, 16°; rain
11
+17
+15
11 September, wed
+17
+15
Feels like
+13
758 mmHg
75%
8.3
m/s
W
+17
11 September, Wednesday. day, 17°; night, 15°; partly cloudy
12
+18
+15
12 September, thu
+18
+15
Feels like
+15
758 mmHg
76%
7.8
m/s
W
+17
12 September, Thursday. day, 18°; night, 15°; clear
13
+16
+15
13 September, fri
+16
+15
Feels like
+13
758 mmHg
75%
7.3
m/s
NW
+17
13 September, Friday. day, 16°; night, 15°; partly cloudy
14
+17
+14
14 September, sat
+17
+14
Feels like
+13
756 mmHg
76%
8
m/s
NW
+17
14 September, Saturday. day, 17°; night, 14°; rain
15
+17
+14
15 September, sun
+17
+14
Feels like
+14
754 mmHg
79%
7.1
m/s
N
+17
15 September, Sunday. day, 17°; night, 14°; clear
16
+17
+14
16 September, mon
+17
+14
Feels like
+13
755 mmHg
75%
8.1
m/s
NW
+17
16 September, Monday. day, 17°; night, 14°; clear
17
+16
+14
17 September, tue
+16
+14
Feels like
+13
757 mmHg
75%
7.1
m/s
NW
+17
17 September, Tuesday. day, 16°; night, 14°; partly cloudy
18
+17
+14
18 September, wed
+17
+14
Feels like
+14
759 mmHg
75%
6.3
m/s
NW
+17
18 September, Wednesday. day, 17°; night, 14°; clear
19
+17
+13
19 September, thu
+17
+13
Feels like
+15
761 mmHg
75%
5.3
m/s
W
+18
19 September, Thursday. day, 17°; night, 13°; rain
20
+17
+14
20 September, fri
+17
+14
Feels like
+14
761 mmHg
75%
6
m/s
SW
+17
20 September, Friday. day, 17°; night, 14°; partly cloudy
21
+17
+14
21 September, sat
+17
+14
Feels like
+14
760 mmHg
70%
6
m/s
NW
+17
21 September, Saturday. day, 17°; night, 14°; rain
22
+18
+14
22 September, sun
+18
+14
Feels like
+15
759 mmHg
74%
6
m/s
E
+18
22 September, Sunday. day, 18°; night, 14°; partly cloudy
23
+17
+14
23 September, mon
+17
+14
Feels like
+15
757 mmHg
79%
5.6
m/s
N
+17
23 September, Monday. day, 17°; night, 14°; clear
24
+17
+14
24 September, tue
+17
+14
Feels like
+14
758 mmHg
75%
7
m/s
NW
+17
24 September, Tuesday. day, 17°; night, 14°; clear
25
+17
+14
25 September, wed
+17
+14
Feels like
+14
759 mmHg
75%
6.5
m/s
NW
+17
25 September, Wednesday. day, 17°; night, 14°; partly cloudy
26
+18
+14
26 September, thu
+18
+14
Feels like
+15
759 mmHg
74%
7
m/s
E
+18
26 September, Thursday. day, 18°; night, 14°; partly cloudy
27
+19
+15
27 September, fri
+19
+15
Feels like
+16
760 mmHg
73%
6.8
m/s
E
+18
27 September, Friday. day, 19°; night, 15°; rain
28
+18
+15
28 September, sat
+18
+15
Feels like
+16
760 mmHg
75%
5.6
m/s
SW
+18
28 September, Saturday. day, 18°; night, 15°; clear
29
+18
+14
29 September, sun
+18
+14
Feels like
+15
759 mmHg
74%
6.4
m/s
SW
+17
29 September, Sunday. day, 18°; night, 14°; clear
30
+18
+15
30 September, mon
+18
+15
Feels like
+14
758 mmHg
77%
7.1
m/s
SW
+17
30 September, Monday. day, 18°; night, 15°; rain
1
+17
+15
1 October, tue
+17
+15
Feels like
+14
757 mmHg
75%
7.1
m/s
SW
+17
1 October, Tuesday. day, 17°; night, 15°; overcast
2
+17
+14
2 October, wed
+17
+14
Feels like
+14
756 mmHg
73%
7.3
m/s
W
+17
2 October, Wednesday. day, 17°; night, 14°; partly cloudy
3
+16
+14
3 October, thu
+16
+14
Feels like
+11
757 mmHg
75%
9.3
m/s
W
+16
3 October, Thursday. day, 16°; night, 14°; rain
4
+16
+14
4 October, fri
+16
+14
Feels like
+13
756 mmHg
79%
8.6
m/s
SW
+17
4 October, Friday. day, 16°; night, 14°; overcast
5
+16
+15
5 October, sat
+16
+15
Feels like
+12
754 mmHg
77%
9.8
m/s
SW
+16
5 October, Saturday. day, 16°; night, 15°; partly cloudy
Average data for 10 years
Lannion September
8
sunny days
7
days with precipitation
15
cloudy days
8 sunny days; 7 days with precipitation; 15 cloudy days;
75
%
air humidity
5.4
m/s
Wind
W
35
mm of precipitation
(6% of annual average)
+17
°C
Water temperature
air humidity 75%; 35 millimeters of precipitation (6% of annual average); Wind westerly 5.4 Meters per second; Water temperature +17°
Weather graphs for September
Temperature
Water temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
W
SW
W
W
SW
SW
SW
NW
S
SW
W
W
NW
NW
N
NW
NW
NW
W
SW
NW
E
N
NW
NW
E
E
SW
SW
SW
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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Copenhagen
Vancouver
Capetown
Gdansk
