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Monthly weather forecast in Cardiff
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
18
+18
+15
18 August, sun
+18
+15
Feels like
+15
756 mmHg
80%
6.9
m/s
SW
+18
18 August, Sunday. day, 18°; night, 15°; clear
19
+18
+15
19 August, mon
+18
+15
Feels like
+16
757 mmHg
81%
6.5
m/s
SW
+18
19 August, Monday. day, 18°; night, 15°; rain
20
+18
+16
20 August, tue
+18
+16
Feels like
+16
758 mmHg
83%
6.4
m/s
SW
+18
20 August, Tuesday. day, 18°; night, 16°; rain
21
+19
+15
21 August, wed
+19
+15
Feels like
+18
758 mmHg
76%
5.4
m/s
SW
+19
21 August, Wednesday. day, 19°; night, 15°; rain
22
+18
+15
22 August, thu
+18
+15
Feels like
+15
755 mmHg
77%
6.4
m/s
SW
+18
22 August, Thursday. day, 18°; night, 15°; partly cloudy
23
+17
+14
23 August, fri
+17
+14
Feels like
+15
755 mmHg
76%
6.4
m/s
SW
+18
23 August, Friday. day, 17°; night, 14°; rain
24
August
+18
+12
24 August, sat
+18
+12
Feels like
+11
752 mmHg
76%
7.4
m/s
W
+19
Climate normal
+17
+14
24 August, Saturday. day, 18°; night, 12°; rain
25
+17
+15
25 August, sun
+17
+15
Feels like
+10
760 mmHg
79%
8.6
m/s
SW
+19
Climate normal
+18
+15
25 August, Sunday. day, 17°; night, 15°; light rain
26
+19
+16
26 August, mon
+19
+16
Feels like
+15
761 mmHg
72%
5.9
m/s
SW
+19
Climate normal
+18
+15
26 August, Monday. day, 19°; night, 16°; light rain
27
+21
+15
27 August, tue
+21
+15
Feels like
+17
758 mmHg
75%
5.7
m/s
S
+19
Climate normal
+17
+15
27 August, Tuesday. day, 21°; night, 15°; light rain
28
+22
+16
28 August, wed
+22
+16
Feels like
+19
755 mmHg
72%
4.1
m/s
S
+19
Climate normal
+17
+14
28 August, Wednesday. day, 22°; night, 16°; light rain
29
+19
+15
29 August, thu
+19
+15
Feels like
+15
758 mmHg
74%
5.8
m/s
SW
+19
Climate normal
+17
+14
29 August, Thursday. day, 19°; night, 15°; light rain
30
+19
+14
30 August, fri
+19
+14
Feels like
+14
760 mmHg
69%
5.2
m/s
W
+19
Climate normal
+18
+15
30 August, Friday. day, 19°; night, 14°; light rain
31
+21
+15
31 August, sat
+21
+15
Feels like
+16
763 mmHg
68%
4.1
m/s
SW
+19
Climate normal
+17
+13
31 August, Saturday. day, 21°; night, 15°; overcast
1 September
+22
+16
1 September, sun
+22
+16
Feels like
+17
763 mmHg
73%
4.8
m/s
S
+21
Climate normal
+18
+14
1 September, Sunday. day, 22°; night, 16°; overcast
2
+22
+15
2 September, mon
+22
+15
Feels like
+17
760 mmHg
71%
4.3
m/s
SE
Climate normal
+17
+14
2 September, Monday. day, 22°; night, 15°; partly cloudy
3
+22
+16
3 September, tue
+22
+16
Feels like
+17
759 mmHg
69%
4.5
m/s
W
Climate normal
+18
+14
3 September, Tuesday. day, 22°; night, 16°; partly cloudy
4
+22
+8
4 September, wed
+22
+8
Feels like
+17
758 mmHg
68%
4.2
m/s
W
Climate normal
+17
+15
4 September, Wednesday. day, 22°; night, 8°; partly cloudy
5
+19
+12
5 September, thu
+19
+12
Feels like
+15
759 mmHg
79%
2.7
m/s
S
Climate normal
+17
+15
5 September, Thursday. day, 19°; night, 12°; mostly clear
6
+20
+13
6 September, fri
+20
+13
Feels like
+15
756 mmHg
81%
2.6
m/s
SW
Climate normal
+17
+13
6 September, Friday. day, 20°; night, 13°; clear
7
+20
+14
7 September, sat
+20
+14
Feels like
+17
755 mmHg
83%
2.2
m/s
NW
Climate normal
+17
+14
7 September, Saturday. day, 20°; night, 14°; partly cloudy
8
+18
+14
8 September, sun
+18
+14
Feels like
+14
752 mmHg
88%
3.1
m/s
NE
Climate normal
+17
+13
8 September, Sunday. day, 18°; night, 14°; rain
9
+14
+10
9 September, mon
+14
+10
Feels like
+10
750 mmHg
80%
4.7
m/s
NW
Climate normal
+17
+14
9 September, Monday. day, 14°; night, 10°; light rain
10
+16
+8
10 September, tue
+16
+8
Feels like
+11
752 mmHg
75%
3.1
m/s
NW
Climate normal
+17
+14
10 September, Tuesday. day, 16°; night, 8°; clear
11
+16
+9
11 September, wed
+16
+9
Feels like
+10
753 mmHg
73%
2.4
m/s
W
Climate normal
+16
+14
11 September, Wednesday. day, 16°; night, 9°; clear
12
+14
+12
12 September, thu
+14
+12
Feels like
+8
749 mmHg
87%
6.1
m/s
SE
Climate normal
+16
+14
12 September, Thursday. day, 14°; night, 12°; rain
13
+15
+12
13 September, fri
+15
+12
Feels like
+11
744 mmHg
88%
3.4
m/s
NE
Climate normal
+16
+13
13 September, Friday. day, 15°; night, 12°; light rain
14
+12
+12
14 September, sat
+12
+12
Feels like
+8
748 mmHg
91%
6.2
m/s
N
Climate normal
+16
+13
14 September, Saturday. day, 12°; night, 12°; light rain
15
+14
+9
15 September, sun
+14
+9
Feels like
+9
755 mmHg
75%
5.5
m/s
N
Climate normal
+16
+13
15 September, Sunday. day, 14°; night, 9°; partly cloudy
16
+13
+10
16 September, mon
+13
+10
Feels like
+8
755 mmHg
84%
4
m/s
W
Climate normal
+15
+13
16 September, Monday. day, 13°; night, 10°; light rain
17
+14
+9
17 September, tue
+14
+9
Feels like
+9
756 mmHg
81%
3.5
m/s
W
Climate normal
+16
+13
17 September, Tuesday. day, 14°; night, 9°; light rain
18
+13
+10
18 September, wed
+13
+10
Feels like
+8
751 mmHg
92%
6.4
m/s
NW
Climate normal
+16
+13
18 September, Wednesday. day, 13°; night, 10°; rain
19
+14
+13
19 September, thu
+14
+13
Feels like
+7
751 mmHg
86%
6.6
m/s
SW
Climate normal
+16
+13
19 September, Thursday. day, 14°; night, 13°; rain
20
+15
+16
20 September, fri
+15
+16
Feels like
+6
749 mmHg
92%
10.1
m/s
SW
Climate normal
+16
+13
20 September, Friday. day, 15°; night, 16°; rain
21
+15
+12
21 September, sat
+15
+12
Feels like
+7
747 mmHg
77%
9.7
m/s
W
Climate normal
+16
+13
21 September, Saturday. day, 15°; night, 12°; rain
Average for 30 days
6
sunny days
17
days with precipitation
7
cloudy days
6 sunny days; 17 days with precipitation; 7 cloudy days;
79
%
air humidity
5.1
m/s
Wind
W
23
mm of precipitation
(3% of annual average)
+19
°C
Water temperature
air humidity 79%; 23 millimeters of precipitation (3% of annual average); Wind westerly 5.1 Meters per second; Water temperature +19°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
SW
SW
S
S
SW
W
SW
S
SE
W
W
S
SW
NW
NE
NW
NW
W
SE
NE
N
N
W
W
NW
SW
SW
W
W
24
Average data for 10 years
25
26
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
Daytime temperature
Night-time temperature
