News
A warm welcome for fine weather conditions next week
Temperatures are forecast to rise next week across parts of the UK, with some areas in southern England expected to reach 27°C on Wednesday.
Read moreMerton (Greater London) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 7° Celsius; -
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 9° Celsius; -
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 9° Celsius;
-
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 11° Celsius;
-
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 13° Celsius;
-
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 13° Celsius;
-
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 10° Celsius;
-
8 day forecast for Merton
Today (26 April 2025)
| Time |
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
 |
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
 |
|
|
 |
| Chance of precipitation |
10%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
9°
|
9°
|
9°
|
9°
|
9°
|
10°
|
11°
|
13°
|
14°
|
15°
|
16°
|
17°
|
17°
|
17°
|
17°
|
17°
|
16°
|
15°
|
13°
|
12°
|
11°
|
| Feels like temperature (°C) |
8°
|
8°
|
8°
|
8°
|
9°
|
9°
|
10°
|
12°
|
13°
|
14°
|
14°
|
15°
|
15°
|
15°
|
15°
|
15°
|
14°
|
13°
|
12°
|
11°
|
11°
|
| Wind direction and speed |
ENE
5
|
ENE
5
|
ENE
5
|
ENE
5
|
ENE
4
|
E
5
|
ENE
5
|
ENE
6
|
ENE
6
|
ENE
7
|
ENE
8
|
ENE
9
|
ENE
9
|
E
9
|
E
9
|
E
9
|
E
9
|
E
7
|
E
6
|
E
5
|
E
4
|
| Wind gust (mph) |
13
|
13
|
12
|
11
|
12
|
14
|
13
|
12
|
14
|
15
|
16
|
17
|
17
|
17
|
18
|
16
|
14
|
12
|
10
|
9
|
8
|
| Visibility |
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
| Humidity |
81%
|
84%
|
85%
|
85%
|
85%
|
85%
|
78%
|
72%
|
64%
|
57%
|
50%
|
44%
|
42%
|
41%
|
41%
|
41%
|
46%
|
54%
|
57%
|
64%
|
70%
|
| UV | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 5 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | - | - | - |
Sunday (27 April 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
11°
|
10°
|
9°
|
8°
|
8°
|
8°
|
7°
|
9°
|
10°
|
12°
|
14°
|
16°
|
18°
|
19°
|
20°
|
20°
|
21°
|
21°
|
21°
|
20°
|
18°
|
16°
|
15°
|
15°
|
| Feels like temperature (°C) |
10°
|
9°
|
9°
|
8°
|
7°
|
7°
|
7°
|
8°
|
10°
|
12°
|
14°
|
16°
|
17°
|
18°
|
18°
|
19°
|
19°
|
19°
|
19°
|
18°
|
16°
|
15°
|
14°
|
14°
|
| Wind direction and speed (mph) |
E
3
|
E
3
|
E
2
|
E
2
|
ESE
2
|
ESE
2
|
ESE
2
|
E
2
|
ENE
1
|
N
2
|
N
2
|
N
3
|
N
4
|
NNW
4
|
NNW
4
|
NW
4
|
W
5
|
W
5
|
WSW
6
|
WSW
7
|
SW
8
|
SSW
7
|
SSW
6
|
SSW
5
|
| Wind gust (mph) |
6
|
5
|
4
|
3
|
3
|
3
|
3
|
2
|
3
|
4
|
6
|
8
|
9
|
9
|
9
|
10
|
11
|
13
|
15
|
15
|
14
|
12
|
11
|
10
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
M
|
M
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
| Humidity |
76%
|
82%
|
85%
|
88%
|
91%
|
92%
|
93%
|
87%
|
78%
|
69%
|
56%
|
43%
|
40%
|
40%
|
38%
|
36%
|
34%
|
34%
|
36%
|
39%
|
45%
|
54%
|
57%
|
60%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 4 | 5 | 5 | 5 | 5 | 3 | 2 | 1 | 1 | 1 | 1 | - | - | - |
Monday (28 April 2025)
| Time |
00:00
|
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
14°
|
13°
|
10°
|
11°
|
17°
|
21°
|
23°
|
21°
|
16°
|
| Feels like temperature (°C) |
13°
|
12°
|
10°
|
11°
|
17°
|
20°
|
21°
|
18°
|
15°
|
| Wind direction and speed (mph) |
SW
4
|
SW
4
|
SW
2
|
SSW
2
|
N
2
|
SSE
4
|
SE
6
|
SSE
9
|
SSE
4
|
| Wind gust (mph) |
9
|
7
|
4
|
4
|
9
|
14
|
17
|
15
|
8
|
| Visibility (description) |
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
64%
|
67%
|
79%
|
77%
|
49%
|
36%
|
24%
|
38%
|
48%
|
| UV | - | - | - | 1 | 4 | 5 | 2 | 1 | - |
Tuesday (29 April 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
13°
|
11°
|
11°
|
18°
|
22°
|
23°
|
20°
|
15°
|
| Feels like temperature (°C) |
12°
|
10°
|
11°
|
16°
|
19°
|
19°
|
17°
|
14°
|
| Wind direction and speed (mph) |
ESE
3
|
E
3
|
ENE
3
|
E
6
|
ESE
8
|
E
10
|
E
11
|
E
7
|
| Wind gust (mph) |
6
|
6
|
12
|
19
|
20
|
20
|
18
|
11
|
| Visibility (description) |
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
G
|
| Humidity |
58%
|
65%
|
65%
|
42%
|
28%
|
24%
|
39%
|
55%
|
| UV | - | - | 1 | 4 | 5 | 2 | 1 | - |
Wednesday (30 April 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
12°
|
11°
|
12°
|
18°
|
23°
|
25°
|
23°
|
20°
|
| Feels like temperature (°C) |
12°
|
11°
|
12°
|
17°
|
21°
|
22°
|
21°
|
18°
|
| Wind direction and speed (mph) |
ENE
4
|
ENE
4
|
ENE
3
|
ENE
5
|
ENE
7
|
E
9
|
ESE
9
|
ESE
6
|
| Wind gust (mph) |
8
|
6
|
8
|
14
|
16
|
16
|
15
|
12
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
71%
|
78%
|
75%
|
54%
|
38%
|
35%
|
39%
|
48%
|
| UV | - | - | 1 | 4 | 5 | 2 | 1 | - |
Thursday (1 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
| Temperature (°C) |
17°
|
15°
|
15°
|
19°
|
23°
|
25°
|
23°
|
20°
|
| Feels like temperature (°C) |
16°
|
14°
|
14°
|
18°
|
22°
|
23°
|
22°
|
19°
|
| Wind direction and speed (mph) |
E
5
|
ESE
4
|
ESE
4
|
SE
6
|
SSE
8
|
S
9
|
SSW
9
|
WSW
7
|
| Wind gust (mph) |
7
|
5
|
7
|
11
|
14
|
15
|
14
|
12
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
59%
|
67%
|
67%
|
60%
|
42%
|
39%
|
41%
|
49%
|
| UV | - | - | 1 | 4 | 5 | 2 | 1 | - |
Friday (2 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
17°
|
15°
|
14°
|
17°
|
21°
|
22°
|
21°
|
17°
|
| Feels like temperature (°C) |
16°
|
14°
|
13°
|
16°
|
18°
|
20°
|
18°
|
15°
|
| Wind direction and speed (mph) |
SW
6
|
NW
6
|
N
6
|
NNE
8
|
NNE
9
|
NE
10
|
ENE
10
|
ENE
8
|
| Wind gust (mph) |
9
|
7
|
9
|
15
|
16
|
17
|
19
|
17
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
59%
|
68%
|
70%
|
59%
|
43%
|
40%
|
43%
|
54%
|
| UV | - | - | 1 | 4 | 5 | 2 | 1 | - |
Saturday (3 May 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
 |
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
– |
| Temperature (°C) |
13°
|
11°
|
11°
|
14°
|
18°
|
18°
|
16°
|
| Feels like temperature (°C) |
12°
|
10°
|
9°
|
12°
|
15°
|
15°
|
14°
|
| Wind direction and speed (mph) |
ENE
7
|
NE
6
|
NE
6
|
ENE
9
|
ENE
10
|
ENE
11
|
ENE
11
|
| Wind gust (mph) |
13
|
11
|
14
|
17
|
23
|
22
|
– |
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
67%
|
75%
|
75%
|
63%
|
48%
|
42%
|
48%
|
| UV | - | - | 1 | 4 | 5 | 2 | 1 |
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WARNING
Flood alerts in force for England
Flood alerts in force for England
London & South East England weather forecast
Headline:
Clear spells overnight. Bright spells with a few showers tomorrow.
This Evening and Tonight:
Patchy cloud and clear spells this evening and overnight. Any prolonged clear spells could see some isolated mist and fog patches forming in rural areas. Light winds. Minimum temperature 7 °C.
Saturday:
Any early mist or fog patches will soon clear. Variable cloud cover through the day with some sunny spells and perhaps a few light showers developing. Winds remaining mostly light. Maximum temperature 19 °C.
Outlook for Sunday to Tuesday:
Dry and sunny conditions will persist through this period, accompanied by light winds. Temperatures are expected to rise steadily each day, becoming widely very warm across the region. Mild nights.
Updated: