Horsham (West Sussex) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 11° Celsius; -
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 11° Celsius; -
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 10° Celsius; -
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 7° Celsius; -
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 10° Celsius; -
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 8° Celsius;
-
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 5° Celsius;
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 5° Celsius;
Overcast changing to sunny intervals by lunchtime.
Sunrise:
Sunset:
L UV
L Pollution
No pollen data.
7 day forecast for Horsham
Today (18 October 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 |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
12°
|
12°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
13°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
11°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
| Wind direction and speed |
ENE
5
|
E
5
|
E
5
|
E
5
|
E
6
|
E
6
|
E
6
|
ESE
7
|
ESE
9
|
SE
10
|
SE
11
|
SE
11
|
SE
10
|
SE
10
|
SE
9
|
ESE
7
|
ESE
6
|
ESE
7
|
SE
7
|
SE
7
|
SE
7
|
| Wind gust (mph) |
13
|
13
|
13
|
14
|
14
|
16
|
16
|
18
|
21
|
23
|
23
|
22
|
21
|
20
|
18
|
19
|
19
|
19
|
20
|
20
|
19
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
E
|
E
|
E
|
E
|
E
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
79%
|
81%
|
79%
|
79%
|
79%
|
80%
|
77%
|
75%
|
69%
|
65%
|
62%
|
62%
|
63%
|
65%
|
66%
|
73%
|
75%
|
75%
|
75%
|
75%
|
75%
|
| UV | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - |
Sunday (19 October 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%
|
10%
|
20%
|
20%
|
20%
|
30%
|
40%
|
50%
|
60%
|
70%
|
90%
|
90%
|
90%
|
90%
|
90%
|
90%
|
90%
|
80%
|
60%
|
40%
|
30%
|
20%
|
| Temperature (°C) |
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
13°
|
13°
|
| Feels like temperature (°C) |
11°
|
11°
|
11°
|
11°
|
11°
|
10°
|
10°
|
10°
|
10°
|
11°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
11°
|
11°
|
11°
|
12°
|
12°
|
12°
|
12°
|
11°
|
| Wind direction and speed (mph) |
SE
7
|
SE
7
|
SE
7
|
SE
7
|
SSE
7
|
SSE
7
|
SSE
8
|
SE
8
|
SE
9
|
SSE
9
|
SSE
11
|
SSE
12
|
SSE
12
|
SSE
13
|
SSE
14
|
SSE
14
|
SSE
15
|
SSE
16
|
S
16
|
S
15
|
SSW
13
|
SSW
11
|
SSW
9
|
SSW
7
|
| Wind gust (mph) |
19
|
18
|
16
|
17
|
17
|
18
|
19
|
20
|
21
|
23
|
25
|
25
|
26
|
26
|
28
|
29
|
30
|
33
|
32
|
28
|
24
|
20
|
18
|
16
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
VG
|
VG
|
VG
|
| Humidity |
75%
|
76%
|
76%
|
78%
|
82%
|
84%
|
85%
|
86%
|
86%
|
87%
|
87%
|
87%
|
92%
|
92%
|
94%
|
95%
|
96%
|
95%
|
95%
|
96%
|
95%
|
95%
|
95%
|
94%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Monday (20 October 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 |
20%
|
40%
|
60%
|
80%
|
90%
|
80%
|
80%
|
90%
|
90%
|
90%
|
≥95%
|
≥95%
|
≥95%
|
≥95%
|
90%
|
90%
|
80%
|
80%
|
70%
|
60%
|
50%
|
50%
|
40%
|
30%
|
| Temperature (°C) |
12°
|
12°
|
12°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
13°
|
13°
|
13°
|
13°
|
13°
|
12°
|
12°
|
| Feels like temperature (°C) |
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
10°
|
10°
|
10°
|
11°
|
11°
|
11°
|
11°
|
11°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
| Wind direction and speed (mph) |
SSW
6
|
SSW
6
|
S
7
|
SSW
8
|
SSW
9
|
SSW
9
|
SSW
10
|
SSW
11
|
SSW
12
|
SSW
14
|
S
15
|
SSW
17
|
SSW
17
|
SSW
17
|
SSW
18
|
SW
18
|
SW
17
|
SW
17
|
SW
16
|
SW
15
|
SW
14
|
WSW
14
|
WSW
14
|
WSW
13
|
| Wind gust (mph) |
15
|
17
|
20
|
21
|
25
|
23
|
25
|
28
|
30
|
34
|
36
|
38
|
39
|
39
|
41
|
39
|
38
|
36
|
32
|
32
|
30
|
30
|
30
|
29
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
94%
|
94%
|
93%
|
93%
|
93%
|
93%
|
93%
|
93%
|
92%
|
90%
|
91%
|
92%
|
92%
|
90%
|
88%
|
85%
|
84%
|
86%
|
86%
|
87%
|
87%
|
87%
|
86%
|
87%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Tuesday (21 October 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 |
30%
|
20%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
30%
|
30%
|
30%
|
30%
|
20%
|
20%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
12°
|
12°
|
12°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
12°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
13°
|
12°
|
12°
|
11°
|
10°
|
10°
|
9°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
9°
|
9°
|
9°
|
10°
|
11°
|
11°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
11°
|
10°
|
10°
|
9°
|
9°
|
8°
|
| Wind direction and speed (mph) |
WSW
12
|
WSW
11
|
WSW
10
|
WSW
9
|
WSW
9
|
WSW
8
|
WSW
7
|
SW
7
|
SW
7
|
WSW
7
|
WSW
9
|
WSW
10
|
WSW
11
|
WSW
11
|
W
12
|
W
12
|
W
11
|
W
10
|
WSW
9
|
WSW
7
|
WSW
7
|
WSW
6
|
WSW
5
|
WSW
5
|
| Wind gust (mph) |
27
|
25
|
23
|
21
|
20
|
19
|
19
|
18
|
19
|
21
|
23
|
24
|
25
|
27
|
27
|
26
|
22
|
18
|
17
|
16
|
14
|
12
|
11
|
10
|
| Visibility (description) |
E
|
E
|
E
|
E
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
E
|
E
|
E
|
E
|
E
|
E
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
87%
|
88%
|
89%
|
90%
|
89%
|
91%
|
91%
|
91%
|
92%
|
87%
|
85%
|
79%
|
75%
|
75%
|
72%
|
67%
|
68%
|
75%
|
79%
|
84%
|
85%
|
87%
|
88%
|
91%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | - | - | - | - | - | - |
Wednesday (22 October 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%
|
10%
|
10%
|
10%
|
20%
|
20%
|
30%
|
30%
|
30%
|
40%
|
40%
|
50%
|
60%
|
60%
|
70%
|
70%
|
70%
|
70%
|
60%
|
60%
|
50%
|
50%
|
50%
|
50%
|
| Temperature (°C) |
9°
|
9°
|
9°
|
8°
|
9°
|
9°
|
9°
|
9°
|
9°
|
10°
|
11°
|
12°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
13°
|
13°
|
13°
|
13°
|
| Feels like temperature (°C) |
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
9°
|
10°
|
11°
|
11°
|
11°
|
12°
|
12°
|
12°
|
12°
|
11°
|
11°
|
11°
|
11°
|
11°
|
10°
|
| Wind direction and speed (mph) |
SW
4
|
SW
4
|
SW
4
|
SSW
4
|
SSW
3
|
SSW
3
|
SSE
4
|
SSE
4
|
SSE
4
|
SSE
5
|
SSE
6
|
SSE
8
|
SSE
10
|
SSE
11
|
S
11
|
S
11
|
S
12
|
S
12
|
S
13
|
SSW
12
|
SSW
13
|
SSW
13
|
SSW
12
|
SW
14
|
| Wind gust (mph) |
9
|
7
|
7
|
6
|
6
|
6
|
7
|
8
|
9
|
11
|
12
|
17
|
21
|
23
|
21
|
20
|
21
|
25
|
24
|
24
|
24
|
24
|
24
|
24
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
G
|
G
|
G
|
| Humidity |
91%
|
92%
|
92%
|
93%
|
93%
|
93%
|
93%
|
94%
|
94%
|
90%
|
88%
|
86%
|
86%
|
90%
|
91%
|
91%
|
91%
|
92%
|
93%
|
93%
|
92%
|
92%
|
92%
|
91%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Thursday (23 October 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 |
40%
|
50%
|
60%
|
40%
|
50%
|
50%
|
30%
|
30%
|
20%
|
| Temperature (°C) |
12°
|
13°
|
12°
|
11°
|
12°
|
14°
|
13°
|
11°
|
10°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
9°
|
9°
|
10°
|
10°
|
9°
|
8°
|
| Wind direction and speed (mph) |
SW
14
|
SW
12
|
SW
14
|
WSW
15
|
WSW
16
|
WSW
18
|
WSW
17
|
WSW
14
|
WSW
13
|
| Wind gust (mph) |
25
|
23
|
22
|
25
|
30
|
32
|
27
|
23
|
20
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
91%
|
92%
|
91%
|
88%
|
81%
|
70%
|
70%
|
75%
|
76%
|
| UV | - | - | - | 1 | 1 | 2 | 1 | - | - |
Friday (24 October 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
20%
|
30%
|
30%
|
40%
|
20%
|
20%
|
20%
|
| Temperature (°C) |
10°
|
9°
|
9°
|
10°
|
12°
|
11°
|
9°
|
8°
|
| Feels like temperature (°C) |
7°
|
6°
|
6°
|
8°
|
9°
|
9°
|
7°
|
6°
|
| Wind direction and speed (mph) |
W
13
|
W
12
|
W
10
|
W
11
|
WNW
14
|
WNW
13
|
W
9
|
W
8
|
| Wind gust (mph) |
18
|
17
|
17
|
24
|
23
|
17
|
13
|
14
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
78%
|
81%
|
84%
|
80%
|
66%
|
61%
|
76%
|
80%
|
| UV | - | - | 1 | 1 | 2 | 1 | - | - |
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London & South East England weather forecast
Headline:
Mostly cloudy overnight. Brighter on Saturday.
This Evening and Tonight:
Mostly cloudy this evening with a few clear spells in the east. Cloud gradually thickening overnight, any clear spells becoming limited, with a few showers developing in the east, especially along the coast. Light winds. Minimum temperature 5 °C.
Saturday:
A partly cloudy start on Saturday, with some bright or sunny intervals. Cloud increasing from the west in the afternoon. Dry but becoming breezy. Maximum temperature 17 °C.
Outlook for Sunday to Tuesday:
Dry initially, before rain moves east, occasionally heavy on Sunday. Brighter start Monday before becoming cloudy with rain and heavy showers. Sunny intervals Tuesday with occasional showers. Temperatures around average.
Updated: