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Weather Swansea: Current forecast

Swansea / United Kingdom

63.9 °F
Feels like 59.5 °F
Min 56 °F / Max 66 °F
Weather Swansea: Light rain shower, 64 °F Light rain shower
13.9 mph WSW
Wind
19.8 mph WSW
Gusts
1007 hPa
Pressure
0.9 mm
Precipitation
88 %
Humidity
4
UV index

Pollen (today)

Hazel None
Alder None
Birch None
Oak None
Grass Low
Mugwort Low
Ragweed Low
06:22 / 20:12
Sunrise / Sunset
20:14 / 06:45
Moonrise / Moonset
Full Moon (98 %)
Moon phase

Updated: Aug 28, 2026, 17:21 CEST Aug 28, 2026, 16:21 BST

Today's Summary

If you head out in Swansea today, you'll see a light rain shower sky. The thermometer currently shows 17.7°C. Take an umbrella with you today – you'll probably need it. During the day temperatures will range between 13.5°C and 19.1°C.

Hourly forecast – Swansea, today

Aug 28, 17:00
63 °F
Patchy rain possible
Swansea Aug 28, 17:00: Patchy rain possible, 63 °F
Aug 28, 18:00
60 °F
Mist
Swansea Aug 28, 18:00: Mist, 60 °F
Aug 28, 19:00
59 °F
Fog
Swansea Aug 28, 19:00: Fog, 59 °F
Aug 28, 20:00
59 °F
Fog
Swansea Aug 28, 20:00: Fog, 59 °F
Aug 28, 21:00
60 °F
Fog
Swansea Aug 28, 21:00: Fog, 60 °F
Aug 28, 22:00
59 °F
Fog
Swansea Aug 28, 22:00: Fog, 59 °F
Aug 28, 23:00
60 °F
Mist
Swansea Aug 28, 23:00: Mist, 60 °F
Aug 29, 00:00
60 °F
Mist
Swansea Aug 29, 00:00: Mist, 60 °F
Aug 29, 01:00
60 °F
Mist
Swansea Aug 29, 01:00: Mist, 60 °F
Aug 29, 02:00
60 °F
Mist
Swansea Aug 29, 02:00: Mist, 60 °F
Aug 29, 03:00
59 °F
Patchy rain possible
Swansea Aug 29, 03:00: Patchy rain possible, 59 °F
Aug 29, 04:00
59 °F
Light rain shower
Swansea Aug 29, 04:00: Light rain shower, 59 °F
Aug 29, 05:00
58 °F
Light rain shower
Swansea Aug 29, 05:00: Light rain shower, 58 °F
Aug 29, 06:00
59 °F
Light rain shower
Swansea Aug 29, 06:00: Light rain shower, 59 °F
Aug 29, 07:00
59 °F
Moderate or heavy rain shower
Swansea Aug 29, 07:00: Moderate or heavy rain shower, 59 °F
Aug 29, 08:00
61 °F
Light rain shower
Swansea Aug 29, 08:00: Light rain shower, 61 °F
Aug 29, 09:00
64 °F
Light rain shower
Swansea Aug 29, 09:00: Light rain shower, 64 °F
Aug 29, 10:00
65 °F
Light rain shower
Swansea Aug 29, 10:00: Light rain shower, 65 °F
Aug 29, 11:00
63 °F
Light rain shower
Swansea Aug 29, 11:00: Light rain shower, 63 °F
Aug 29, 12:00
61 °F
Patchy rain possible
Swansea Aug 29, 12:00: Patchy rain possible, 61 °F
Aug 29, 13:00
62 °F
Patchy rain possible
Swansea Aug 29, 13:00: Patchy rain possible, 62 °F
Aug 29, 14:00
64 °F
Light rain shower
Swansea Aug 29, 14:00: Light rain shower, 64 °F
Aug 29, 15:00
64 °F
Patchy rain possible
Swansea Aug 29, 15:00: Patchy rain possible, 64 °F
Aug 29, 16:00
63 °F
Patchy rain possible
Swansea Aug 29, 16:00: Patchy rain possible, 63 °F
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
Swansea Aug 28, 17:00: Patchy rain possible
Swansea Aug 28, 18:00: Mist
Swansea Aug 28, 19:00: Fog
Swansea Aug 28, 20:00: Fog
Swansea Aug 28, 21:00: Fog
Swansea Aug 28, 22:00: Fog
Swansea Aug 28, 23:00: Mist
Swansea Aug 29, 00:00: Mist
Swansea Aug 29, 01:00: Mist
Swansea Aug 29, 02:00: Mist
Swansea Aug 29, 03:00: Patchy rain possible
Swansea Aug 29, 04:00: Light rain shower
Swansea Aug 29, 05:00: Light rain shower
Swansea Aug 29, 06:00: Light rain shower
Swansea Aug 29, 07:00: Moderate or heavy rain shower
Swansea Aug 29, 08:00: Light rain shower
Swansea Aug 29, 09:00: Light rain shower
Swansea Aug 29, 10:00: Light rain shower
Swansea Aug 29, 11:00: Light rain shower
Swansea Aug 29, 12:00: Patchy rain possible
Swansea Aug 29, 13:00: Patchy rain possible
Swansea Aug 29, 14:00: Light rain shower
Swansea Aug 29, 15:00: Patchy rain possible
Swansea Aug 29, 16:00: Patchy rain possible
Temperature (°F)
Chance of rain (%)
28
35
45
46
50
47
45
43
51
42
45
71
57
84
86
50
62
44
70
40
31
30
36
32
Precipitation
0 mm
0 mm
0 mm
0 mm
0.1 mm
0 mm
0.1 mm
0.1 mm
0.1 mm
0 mm
0.1 mm
0.7 mm
0.3 mm
2.2 mm
2.6 mm
0.2 mm
0.8 mm
0.3 mm
1.2 mm
0.1 mm
0.1 mm
0.2 mm
0.1 mm
0.1 mm
Wind (mph)
SW
9
WSW
6
WSW
6
SW
6
SW
6
SW
5
SW
6
SSW
5
S
5
S
7
SSE
8
SE
10
SE
13
ESE
15
SE
17
SE
14
SSE
12
SSE
15
SE
13
ESE
10
ESE
4
NNW
3
WNW
6
W
11
Pressure (hPa)
1006
1007
1007
1008
1007
1007
1007
1006
1006
1005
1004
1003
1002
1002
1001
1001
1000
1000
999
999
999
999
1000
1002
Humidity (%)
91 %
97 %
98 %
98 %
98 %
97 %
96 %
95 %
96 %
96 %
96 %
96 %
97 %
98 %
97 %
96 %
86 %
80 %
83 %
90 %
90 %
85 %
85 %
85 %
Cloud cover (%)
77 %
72 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
79 %
100 %
100 %
100 %
81 %
61 %
91 %
74 %

14-day weather forecast – Swansea

14-day trend for Swansea: Forecasts suggest a marked cooldown in the second week. Lows can drop to around 7.5°C at night, with daytime highs up to 19.4°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
Swansea August 28, 2026: Mist
Swansea August 29, 2026: Light rain shower
Swansea August 30, 2026: Light rain shower
Swansea August 31, 2026: Patchy rain possible
Swansea September 1, 2026: Patchy rain possible
Swansea September 2, 2026: Light rain shower
Swansea September 3, 2026: Patchy rain possible
Swansea September 4, 2026: Patchy rain possible
Swansea September 5, 2026: Overcast
Swansea September 6, 2026: Overcast
Swansea September 7, 2026: Patchy rain possible
Swansea September 8, 2026: Patchy rain possible
Swansea September 9, 2026: Sunny
Swansea September 10, 2026: Partly cloudy
Temperature (°F)
Chance of rain (%)
87
92
90
74
70
94
91
94
29
56
26
77
62
14
Precipitation
6.3 mm
10.1 mm
11.9 mm
2.1 mm
2.4 mm
12.1 mm
6 mm
11.6 mm
0 mm
0.5 mm
0.1 mm
4.5 mm
1.3 mm
0 mm
Wind max (mph)
14
17
19
12
16
14
17
18
9
4
9
20
10
11
Date Weather Min °F Max °F Sunrise Sunset Moonrise Moonset Moon phase
August 28, 2026 Swansea August 28, 2026: Mist Mist 56 °F 66 °F 06:22 20:12 20:14 06:45 Full Moon (98 %)
August 29, 2026 Swansea August 29, 2026: Light rain shower Light rain shower 58 °F 65 °F 06:23 20:09 20:24 07:56 Waning Moon (94 %)
August 30, 2026 Swansea August 30, 2026: Light rain shower Light rain shower 55 °F 67 °F 06:25 20:07 20:34 09:08 Waning Moon (87 %)
August 31, 2026 Swansea August 31, 2026: Patchy rain possible Patchy rain possible 53 °F 63 °F 06:26 20:05 20:46 10:21 Waning Moon (80 %)
September 1, 2026 Swansea September 1, 2026: Patchy rain possible Patchy rain possible 54 °F 65 °F 06:28 20:03 21:01 11:38 Waning Moon (70 %)
September 2, 2026 Swansea September 2, 2026: Light rain shower Light rain shower 55 °F 63 °F 06:30 20:00 21:20 12:57 Last Quarter (60 %)
September 3, 2026 Swansea September 3, 2026: Patchy rain possible Patchy rain possible 60 °F 65 °F 06:31 19:58 21:47 14:18 Last Quarter (50 %)
September 4, 2026 Swansea September 4, 2026: Patchy rain possible Patchy rain possible 61 °F 64 °F 06:33 19:56 22:27 15:37 Last Quarter (39 %)
September 5, 2026 Swansea September 5, 2026: Overcast Overcast 55 °F 61 °F 06:34 19:54 23:26 16:46 Waning Crescent (29 %)
September 6, 2026 Swansea September 6, 2026: Overcast Overcast 52 °F 62 °F 06:36 19:51 Does not rise today 17:38 Waning Crescent (20 %)
September 7, 2026 Swansea September 7, 2026: Patchy rain possible Patchy rain possible 50 °F 62 °F 06:38 19:49 00:43 18:16 Waning Crescent (12 %)
September 8, 2026 Swansea September 8, 2026: Patchy rain possible Patchy rain possible 50 °F 60 °F 06:39 19:47 02:12 18:42 Waning Crescent (6 %)
September 9, 2026 Swansea September 9, 2026: Sunny Sunny 46 °F 56 °F 06:41 19:45 03:46 19:01 New Moon (2 %)
September 10, 2026 Swansea September 10, 2026: Partly cloudy Partly cloudy 46 °F 57 °F 06:42 19:42 05:19 19:16 New Moon (0 %)