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, 16:00
19 °C
Patchy rain possible
Aug 28, 17:00
18 °C
Patchy rain possible
Aug 28, 18:00
17 °C
Patchy rain possible
Aug 28, 19:00
16 °C
Patchy rain possible
Aug 28, 20:00
16 °C
Patchy rain possible
Aug 28, 21:00
16 °C
Patchy rain possible
Aug 28, 22:00
16 °C
Patchy rain possible
Aug 28, 23:00
16 °C
Patchy rain possible
Aug 29, 00:00
16 °C
Patchy rain possible
Aug 29, 01:00
16 °C
Patchy rain possible
Aug 29, 02:00
16 °C
Overcast
Aug 29, 03:00
15 °C
Overcast
Aug 29, 04:00
15 °C
Light rain shower
Aug 29, 05:00
15 °C
Light rain shower
Aug 29, 06:00
15 °C
Moderate rain
Aug 29, 07:00
15 °C
Moderate rain
Aug 29, 08:00
17 °C
Light rain shower
Aug 29, 09:00
19 °C
Light rain shower
Aug 29, 10:00
18 °C
Light rain shower
Aug 29, 11:00
16 °C
Light rain shower
Aug 29, 12:00
16 °C
Light rain shower
Aug 29, 13:00
16 °C
Patchy rain possible
Aug 29, 14:00
18 °C
Light rain shower
Aug 29, 15:00
19 °C
Patchy rain possible
Time
16
17
18
19
20
21
22
23
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
Temperature (°C)
Chance of rain (%)
20
21
29
29
24
27
26
36
38
35
30
31
54
50
92
89
41
73
74
81
83
45
66
29
Precipitation
Wind (km/h)
WSW
29
29
WSW
25
25
WSW
23
23
WSW
20
20
WSW
21
21
WSW
20
20
WSW
18
18
WSW
17
17
SW
15
15
SSW
17
17
SSW
15
15
S
11
11
S
14
14
SSE
16
16
SE
21
21
SE
22
22
SSE
21
21
S
19
19
S
23
23
SE
16
16
SE
16
16
W
0
0
NW
14
14
WNW
14
14
Pressure (hPa)
1006
1006
1007
1007
1008
1008
1007
1007
1007
1006
1006
1005
1005
1004
1003
1003
1002
1001
1000
1000
998
998
999
1000
Humidity (%)
Cloud cover (%)
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
Temperature (°C)
Chance of rain (%)
64
91
86
77
40
84
35
89
40
91
20
74
64
17
Precipitation
Wind max (km/h)
34
30
29
26
34
31
38
34
19
10
18
35
18
16
| Date | Weather | Min °C | Max °C | Sunrise | Sunset | Moonrise | Moonset | Moon phase |
|---|---|---|---|---|---|---|---|---|
| August 28, 2026 |
|
14 °C | 21 °C | 06:19 | 20:08 | 20:10 | 06:42 | Full Moon (98 %) |
| August 29, 2026 |
|
15 °C | 19 °C | 06:20 | 20:06 | 20:21 | 07:53 | Waning Moon (94 %) |
| August 30, 2026 |
|
13 °C | 20 °C | 06:22 | 20:04 | 20:31 | 09:04 | Waning Moon (87 %) |
| August 31, 2026 |
|
12 °C | 19 °C | 06:24 | 20:02 | 20:43 | 10:18 | Waning Moon (80 %) |
| September 1, 2026 |
|
12 °C | 20 °C | 06:25 | 19:59 | 20:58 | 11:34 | Waning Moon (70 %) |
| September 2, 2026 |
|
12 °C | 18 °C | 06:27 | 19:57 | 21:17 | 12:53 | Last Quarter (60 %) |
| September 3, 2026 |
|
17 °C | 22 °C | 06:28 | 19:55 | 21:45 | 14:14 | Last Quarter (50 %) |
| September 4, 2026 |
|
17 °C | 19 °C | 06:30 | 19:53 | 22:25 | 15:33 | Last Quarter (39 %) |
| September 5, 2026 |
|
13 °C | 17 °C | 06:32 | 19:50 | 23:24 | 16:41 | Waning Crescent (29 %) |
| September 6, 2026 |
|
12 °C | 15 °C | 06:33 | 19:48 | Does not rise today | 17:34 | Waning Crescent (20 %) |
| September 7, 2026 |
|
11 °C | 18 °C | 06:35 | 19:46 | 00:40 | 18:12 | Waning Crescent (12 %) |
| September 8, 2026 |
|
11 °C | 16 °C | 06:36 | 19:44 | 02:10 | 18:38 | Waning Crescent (6 %) |
| September 9, 2026 |
|
8 °C | 15 °C | 06:38 | 19:41 | 03:44 | 18:57 | New Moon (2 %) |
| September 10, 2026 |
|
8 °C | 16 °C | 06:39 | 19:39 | 05:16 | 19:13 | New Moon (0 %) |