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Weather Cardiff: Current forecast

Cardiff / United Kingdom

20.1 °C
Feels like 14.7 °C
Min 14 °C / Max 21 °C
Weather Cardiff: Patchy rain possible, 20 °C Patchy rain possible
20.1 mph W
Wind
25.4 mph W
Gusts
1007 hPa
Pressure
0.1 mm
Precipitation
62 %
Humidity
5
UV index

Pollen (today)

Hazel None
Alder None
Birch None
Oak None
Grass Moderate
Mugwort Moderate
Ragweed Moderate
06:19 / 20:08
Sunrise / Sunset
20:10 / 06:42
Moonrise / Moonset
Full Moon (98 %)
Moon phase

Updated: Aug 28, 2026, 17:20 CEST Aug 28, 2026, 16:20 BST

Today's Summary

In Cardiff the weather today is patchy rain possible. The thermometer currently shows 20.1°C. With wind from the west, it feels noticeably colder, around 14.7°C. Light clothing is enough – and remember sun protection if it's sunny. During the day temperatures will range between 13.6°C and 20.6°C.

Hourly forecast – Cardiff, today

Aug 28, 17:00
18 °C
Patchy rain possible
Cardiff Aug 28, 17:00: Patchy rain possible, 18 °C
Aug 28, 18:00
17 °C
Patchy rain possible
Cardiff Aug 28, 18:00: Patchy rain possible, 17 °C
Aug 28, 19:00
16 °C
Patchy rain possible
Cardiff Aug 28, 19:00: Patchy rain possible, 16 °C
Aug 28, 20:00
16 °C
Patchy rain possible
Cardiff Aug 28, 20:00: Patchy rain possible, 16 °C
Aug 28, 21:00
16 °C
Patchy rain possible
Cardiff Aug 28, 21:00: Patchy rain possible, 16 °C
Aug 28, 22:00
16 °C
Patchy rain possible
Cardiff Aug 28, 22:00: Patchy rain possible, 16 °C
Aug 28, 23:00
16 °C
Patchy rain possible
Cardiff Aug 28, 23:00: Patchy rain possible, 16 °C
Aug 29, 00:00
16 °C
Patchy rain possible
Cardiff Aug 29, 00:00: Patchy rain possible, 16 °C
Aug 29, 01:00
16 °C
Patchy rain possible
Cardiff Aug 29, 01:00: Patchy rain possible, 16 °C
Aug 29, 02:00
16 °C
Overcast
Cardiff Aug 29, 02:00: Overcast, 16 °C
Aug 29, 03:00
15 °C
Overcast
Cardiff Aug 29, 03:00: Overcast, 15 °C
Aug 29, 04:00
15 °C
Light rain shower
Cardiff Aug 29, 04:00: Light rain shower, 15 °C
Aug 29, 05:00
15 °C
Light rain shower
Cardiff Aug 29, 05:00: Light rain shower, 15 °C
Aug 29, 06:00
15 °C
Moderate rain
Cardiff Aug 29, 06:00: Moderate rain, 15 °C
Aug 29, 07:00
15 °C
Moderate rain
Cardiff Aug 29, 07:00: Moderate rain, 15 °C
Aug 29, 08:00
17 °C
Light rain shower
Cardiff Aug 29, 08:00: Light rain shower, 17 °C
Aug 29, 09:00
19 °C
Light rain shower
Cardiff Aug 29, 09:00: Light rain shower, 19 °C
Aug 29, 10:00
18 °C
Light rain shower
Cardiff Aug 29, 10:00: Light rain shower, 18 °C
Aug 29, 11:00
16 °C
Light rain shower
Cardiff Aug 29, 11:00: Light rain shower, 16 °C
Aug 29, 12:00
16 °C
Light rain shower
Cardiff Aug 29, 12:00: Light rain shower, 16 °C
Aug 29, 13:00
16 °C
Patchy rain possible
Cardiff Aug 29, 13:00: Patchy rain possible, 16 °C
Aug 29, 14:00
18 °C
Light rain shower
Cardiff Aug 29, 14:00: Light rain shower, 18 °C
Aug 29, 15:00
19 °C
Patchy rain possible
Cardiff Aug 29, 15:00: Patchy rain possible, 19 °C
Aug 29, 16:00
18 °C
Light rain shower
Cardiff Aug 29, 16:00: Light rain shower, 18 °C
Time
17
18
19
20
21
22
23
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
Cardiff Aug 28, 17:00: Patchy rain possible
Cardiff Aug 28, 18:00: Patchy rain possible
Cardiff Aug 28, 19:00: Patchy rain possible
Cardiff Aug 28, 20:00: Patchy rain possible
Cardiff Aug 28, 21:00: Patchy rain possible
Cardiff Aug 28, 22:00: Patchy rain possible
Cardiff Aug 28, 23:00: Patchy rain possible
Cardiff Aug 29, 00:00: Patchy rain possible
Cardiff Aug 29, 01:00: Patchy rain possible
Cardiff Aug 29, 02:00: Overcast
Cardiff Aug 29, 03:00: Overcast
Cardiff Aug 29, 04:00: Light rain shower
Cardiff Aug 29, 05:00: Light rain shower
Cardiff Aug 29, 06:00: Moderate rain
Cardiff Aug 29, 07:00: Moderate rain
Cardiff Aug 29, 08:00: Light rain shower
Cardiff Aug 29, 09:00: Light rain shower
Cardiff Aug 29, 10:00: Light rain shower
Cardiff Aug 29, 11:00: Light rain shower
Cardiff Aug 29, 12:00: Light rain shower
Cardiff Aug 29, 13:00: Patchy rain possible
Cardiff Aug 29, 14:00: Light rain shower
Cardiff Aug 29, 15:00: Patchy rain possible
Cardiff Aug 29, 16:00: Light rain shower
Temperature (°C)
Chance of rain (%)
21
29
29
24
27
26
36
38
35
30
31
54
50
92
89
41
73
74
81
83
45
66
29
64
Precipitation
0 mm
0 mm
0 mm
0 mm
0 mm
0 mm
0.1 mm
0.1 mm
0 mm
—
—
0.3 mm
0.2 mm
6.8 mm
3.6 mm
0.2 mm
1.4 mm
1.4 mm
1.9 mm
2.1 mm
0.1 mm
1.1 mm
0.1 mm
0.7 mm
Wind (mph)
WSW
15
WSW
14
WSW
13
WSW
13
WSW
13
WSW
11
WSW
11
SW
9
SSW
10
SSW
9
S
7
S
9
SSE
10
SE
13
SE
14
SSE
13
S
12
S
14
SE
10
SE
10
W
0
NW
9
WNW
9
W
8
Pressure (hPa)
1006
1007
1007
1008
1008
1007
1007
1007
1006
1006
1005
1005
1004
1003
1003
1002
1001
1000
1000
998
998
999
1000
1001
Humidity (%)
83 %
94 %
96 %
96 %
95 %
94 %
93 %
93 %
92 %
90 %
92 %
93 %
96 %
98 %
98 %
95 %
85 %
88 %
93 %
97 %
96 %
88 %
83 %
86 %
Cloud cover (%)
77 %
84 %
73 %
54 %
62 %
64 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
73 %
100 %
100 %
100 %
100 %
98 %
72 %
86 %
100 %

14-day weather forecast – Cardiff

14-day trend for Cardiff: Forecasts suggest a marked cooldown in the second week. Lows can drop to around 7.8°C at night, with daytime highs up to 21.6°C.

Date
Aug 28
Aug 29
Aug 30
Aug 31
Sep 1
Sep 2
Sep 3
Sep 4
Sep 5
Sep 6
Sep 7
Sep 8
Sep 9
Sep 10
Cardiff August 28, 2026: Patchy rain possible
Cardiff August 29, 2026: Light rain shower
Cardiff August 30, 2026: Patchy rain possible
Cardiff August 31, 2026: Patchy rain possible
Cardiff September 1, 2026: Patchy rain possible
Cardiff September 2, 2026: Overcast
Cardiff September 3, 2026: Overcast
Cardiff September 4, 2026: Patchy rain possible
Cardiff September 5, 2026: Patchy rain possible
Cardiff September 6, 2026: Patchy rain possible
Cardiff September 7, 2026: Overcast
Cardiff September 8, 2026: Patchy rain possible
Cardiff September 9, 2026: Sunny
Cardiff September 10, 2026: Patchy rain possible
Temperature (°C)
Chance of rain (%)
64
91
86
77
40
84
35
89
40
91
20
74
64
17
Precipitation
1.1 mm
20.8 mm
19.4 mm
3.5 mm
0.4 mm
3 mm
0.1 mm
5.1 mm
0.2 mm
8.8 mm
0 mm
3.1 mm
2.1 mm
0.1 mm
Wind max (mph)
21
19
18
16
21
19
23
21
12
6
11
21
11
10
Date Weather Min °C Max °C Sunrise Sunset Moonrise Moonset Moon phase
August 28, 2026 Cardiff August 28, 2026: Patchy rain possible Patchy rain possible 14 °C 21 °C 06:19 20:08 20:10 06:42 Full Moon (98 %)
August 29, 2026 Cardiff August 29, 2026: Light rain shower Light rain shower 15 °C 19 °C 06:20 20:06 20:21 07:53 Waning Moon (94 %)
August 30, 2026 Cardiff August 30, 2026: Patchy rain possible Patchy rain possible 13 °C 20 °C 06:22 20:04 20:31 09:04 Waning Moon (87 %)
August 31, 2026 Cardiff August 31, 2026: Patchy rain possible Patchy rain possible 12 °C 19 °C 06:24 20:02 20:43 10:18 Waning Moon (80 %)
September 1, 2026 Cardiff September 1, 2026: Patchy rain possible Patchy rain possible 12 °C 20 °C 06:25 19:59 20:58 11:34 Waning Moon (70 %)
September 2, 2026 Cardiff September 2, 2026: Overcast Overcast 12 °C 18 °C 06:27 19:57 21:17 12:53 Last Quarter (60 %)
September 3, 2026 Cardiff September 3, 2026: Overcast Overcast 17 °C 22 °C 06:28 19:55 21:45 14:14 Last Quarter (50 %)
September 4, 2026 Cardiff September 4, 2026: Patchy rain possible Patchy rain possible 17 °C 19 °C 06:30 19:53 22:25 15:33 Last Quarter (39 %)
September 5, 2026 Cardiff September 5, 2026: Patchy rain possible Patchy rain possible 13 °C 17 °C 06:32 19:50 23:24 16:41 Waning Crescent (29 %)
September 6, 2026 Cardiff September 6, 2026: Patchy rain possible Patchy rain possible 12 °C 15 °C 06:33 19:48 Does not rise today 17:34 Waning Crescent (20 %)
September 7, 2026 Cardiff September 7, 2026: Overcast Overcast 11 °C 18 °C 06:35 19:46 00:40 18:12 Waning Crescent (12 %)
September 8, 2026 Cardiff September 8, 2026: Patchy rain possible Patchy rain possible 11 °C 16 °C 06:36 19:44 02:10 18:38 Waning Crescent (6 %)
September 9, 2026 Cardiff September 9, 2026: Sunny Sunny 8 °C 15 °C 06:38 19:41 03:44 18:57 New Moon (2 %)
September 10, 2026 Cardiff September 10, 2026: Patchy rain possible Patchy rain possible 8 °C 16 °C 06:39 19:39 05:16 19:13 New Moon (0 %)
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