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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
15
+8
+7
15 December, sun
+8
+7
Feels like
+3
754 mmHg
83%
8.1
m/s
W
+9
15 December, Sunday. day, 8°; night, 7°; rain
16
+8
+7
16 December, mon
+8
+7
Feels like
+2
755 mmHg
82%
8.3
m/s
W
+9
16 December, Monday. day, 8°; night, 7°; rain
17
+8
+6
17 December, tue
+8
+6
Feels like
+1
756 mmHg
81%
9.1
m/s
W
+9
17 December, Tuesday. day, 8°; night, 6°; rain
18
December
+13
+6
18 December, wed
+13
+6
Feels like
+2
750 mmHg
88%
13.9
m/s
SW
+8
Climate normal
+8
+7
18 December, Wednesday. day, 13°; night, 6°; rain
19
+7
+3
19 December, thu
+7
+3
Feels like
−1
758 mmHg
72%
7.7
m/s
NW
+8
Climate normal
+8
+7
19 December, Thursday. day, 7°; night, 3°; partly cloudy
20
+10
+7
20 December, fri
+10
+7
Feels like
+1
761 mmHg
87%
8.9
m/s
W
+8
Climate normal
+9
+8
20 December, Friday. day, 10°; night, 7°; rain
21
+12
+8
21 December, sat
+12
+8
Feels like
0
755 mmHg
82%
13.7
m/s
W
+8
Climate normal
+9
+8
21 December, Saturday. day, 12°; night, 8°; light rain
22
+8
+7
22 December, sun
+8
+7
Feels like
−2
756 mmHg
69%
11.6
m/s
NW
+8
Climate normal
+9
+7
22 December, Sunday. day, 8°; night, 7°; light rain
23
+9
+10
23 December, mon
+9
+10
Feels like
+3
765 mmHg
81%
5.4
m/s
W
+8
Climate normal
+8
+8
23 December, Monday. day, 9°; night, 10°; partly cloudy
24
+12
+11
24 December, tue
+12
+11
Feels like
+8
767 mmHg
92%
6.3
m/s
W
+8
Climate normal
+8
+6
24 December, Tuesday. day, 12°; night, 11°; light rain
25
+11
+8
25 December, wed
+11
+8
Feels like
+5
772 mmHg
90%
6.1
m/s
W
+8
Climate normal
+9
+7
25 December, Wednesday. day, 11°; night, 8°; light rain
26
+10
+9
26 December, thu
+10
+9
Feels like
+7
771 mmHg
92%
2.8
m/s
SW
+7
Climate normal
+8
+7
26 December, Thursday. day, 10°; night, 9°; light rain
27
+10
+8
27 December, fri
+10
+8
Feels like
+6
770 mmHg
90%
3.9
m/s
E
+7
Climate normal
+7
+6
27 December, Friday. day, 10°; night, 8°; light rain
28
+10
+9
28 December, sat
+10
+9
Feels like
+4
766 mmHg
85%
5.4
m/s
W
+9
Climate normal
+7
+5
28 December, Saturday. day, 10°; night, 9°; overcast
29
+10
+8
29 December, sun
+10
+8
Feels like
+4
762 mmHg
83%
6
m/s
SW
+9
Climate normal
+8
+7
29 December, Sunday. day, 10°; night, 8°; overcast
30
+11
+8
30 December, mon
+11
+8
Feels like
+5
761 mmHg
80%
5.4
m/s
SW
+10
Climate normal
+8
+6
30 December, Monday. day, 11°; night, 8°; overcast
31
+9
+11
31 December, tue
+9
+11
Feels like
−2
755 mmHg
74%
12.3
m/s
W
+8
Climate normal
+8
+6
31 December, Tuesday. day, 9°; night, 11°; light rain
1 January
+12
+11
1 January, wed
+12
+11
Feels like
0
746 mmHg
89%
17
m/s
SW
+11
Climate normal
+8
+5
1 January, Wednesday. day, 12°; night, 11°; rain
2
+5
0
2 January, thu
+5
0
Feels like
−3
753 mmHg
75%
7.7
m/s
N
+4
Climate normal
+7
+6
2 January, Thursday. day, 5°; night, 0°; light rain
3
+5
+11
3 January, fri
+5
+11
Feels like
−5
758 mmHg
81%
9.2
m/s
SE
+4
Climate normal
+6
+5
3 January, Friday. day, 5°; night, 11°; rain
4
+11
+10
4 January, sat
+11
+10
Feels like
−1
736 mmHg
87%
15.6
m/s
SW
+9
Climate normal
+7
+4
4 January, Saturday. day, 11°; night, 10°; rain
5
+10
+6
5 January, sun
+10
+6
Feels like
+1
741 mmHg
85%
10.6
m/s
W
+9
Climate normal
+7
+6
5 January, Sunday. day, 10°; night, 6°; light rain
6
+5
+4
6 January, mon
+5
+4
Feels like
−2
757 mmHg
79%
3.7
m/s
N
+4
Climate normal
+7
+5
6 January, Monday. day, 5°; night, 4°; partly cloudy
7
+12
+11
7 January, tue
+12
+11
Feels like
+2
754 mmHg
94%
10.7
m/s
SW
+8
Climate normal
+8
+6
7 January, Tuesday. day, 12°; night, 11°; rain
8
+12
+12
8 January, wed
+12
+12
Feels like
+5
753 mmHg
92%
11
m/s
SW
+11
Climate normal
+8
+7
8 January, Wednesday. day, 12°; night, 12°; light rain
9
+10
+8
9 January, thu
+10
+8
Feels like
−5
744 mmHg
79%
16.5
m/s
NW
+9
Climate normal
+7
+6
9 January, Thursday. day, 10°; night, 8°; rain
10
+9
+10
10 January, fri
+9
+10
Feels like
+1
761 mmHg
77%
8.4
m/s
W
+8
Climate normal
+8
+6
10 January, Friday. day, 9°; night, 10°; partly cloudy
11
+12
+12
11 January, sat
+12
+12
Feels like
+3
756 mmHg
88%
10.5
m/s
SW
+11
Climate normal
+7
+6
11 January, Saturday. day, 12°; night, 12°; light rain
12
+11
+5
12 January, sun
+11
+5
Feels like
+1
752 mmHg
85%
8.4
m/s
W
+10
Climate normal
+8
+6
12 January, Sunday. day, 11°; night, 5°; rain
13
+7
+3
13 January, mon
+7
+3
Feels like
−4
741 mmHg
87%
12.4
m/s
S
+6
Climate normal
+7
+6
13 January, Monday. day, 7°; night, 3°; rain
14
+5
+5
14 January, tue
+5
+5
Feels like
−4
742 mmHg
80%
8.3
m/s
W
+4
Climate normal
+7
+4
14 January, Tuesday. day, 5°; night, 5°; mostly clear
15
+9
+7
15 January, wed
+9
+7
Feels like
−1
729 mmHg
93%
11.3
m/s
S
+8
Climate normal
+8
+6
15 January, Wednesday. day, 9°; night, 7°; rain
16
+8
+6
16 January, thu
+8
+6
Feels like
−3
730 mmHg
84%
12.2
m/s
W
+7
Climate normal
+7
+6
16 January, Thursday. day, 8°; night, 6°; light rain
Average data for 10 years
Next, the average data for 10 years
17
+7
+6
17 January, fri
+7
+6
Feels like
+1
756 mmHg
86%
7.9
m/s
SW
+8
17 January, Friday. day, 7°; night, 6°; rain
18
+7
+6
18 January, sat
+7
+6
Feels like
+1
755 mmHg
87%
8.1
m/s
SW
+8
18 January, Saturday. day, 7°; night, 6°; clear
Average for 30 days
2
sunny days
21
days with precipitation
7
cloudy days
2 sunny days; 21 days with precipitation; 7 cloudy days;
84
%
air humidity
9.4
m/s
Wind
W
36
mm of precipitation
(5% of annual average)
+8
°C
Water temperature
air humidity 84%; 36 millimeters of precipitation (5% of annual average); Wind westerly 9.4 Meters per second; Water temperature +8°
Forecast in graphs
Temperature
Water temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
NW
W
W
NW
W
W
W
SW
E
W
SW
SW
W
SW
N
SE
SW
W
N
SW
SW
NW
W
SW
W
S
W
S
W
18
Average data for 10 years
19
20
21
22
23
24
25
26
27
28
29
30
31
1
January
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Daytime temperature
Night-time temperature
