Holywood (County Down) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 16 degrees Celsius; Minimum nighttime temperature: 11 degrees Celsius; -
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius; -
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 15 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius; -
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 16 degrees Celsius; Minimum nighttime temperature: 11 degrees Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 14 degrees Celsius; -
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 12 degrees Celsius;
-
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 16 degrees Celsius; Minimum nighttime temperature: 10 degrees Celsius;
Clear changing to partly cloudy by nighttime.
Sunrise:
Sunset:
M UV
L Pollution
No pollen data.
7 day forecast for Holywood
Today (25 September 2026)
| Time |
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|
| Weather symbols |  |
|
 |
|
|
| Chance of precipitation |
10%
|
20%
|
40%
|
20%
|
<5%
|
| Temperature |
15°
|
14°
|
13°
|
13°
|
13°
|
| Feels like temperature (°C) |
12°
|
11°
|
10°
|
10°
|
10°
|
| Wind direction and speed |
SW
15
|
SSW
15
|
SSW
15
|
SSW
16
|
SSW
17
|
| Wind gust (mph) |
21
|
21
|
23
|
23
|
24
|
| Visibility |
G
|
G
|
G
|
G
|
G
|
| Humidity |
66%
|
69%
|
75%
|
75%
|
75%
|
| UV | - | - | - | - | - |
Saturday (26 September 2026)
| 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 |
10%
|
10%
|
20%
|
20%
|
10%
|
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
30%
|
40%
|
30%
|
30%
|
30%
|
20%
|
10%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
13°
|
14°
|
15°
|
16°
|
17°
|
17°
|
17°
|
18°
|
18°
|
17°
|
16°
|
16°
|
15°
|
15°
|
14°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
10°
|
12°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
13°
|
13°
|
12°
|
12°
|
11°
|
| Wind direction and speed (mph) |
SSW
17
|
SSW
18
|
SSW
17
|
SSW
17
|
SSW
17
|
SSW
16
|
SSW
15
|
SSW
14
|
SSW
14
|
SSW
14
|
SW
14
|
SW
16
|
SW
16
|
SW
17
|
SSW
17
|
SSW
18
|
SSW
18
|
SSW
17
|
SSW
16
|
S
15
|
S
14
|
S
16
|
SSW
17
|
S
17
|
| Wind gust (mph) |
26
|
26
|
26
|
25
|
25
|
24
|
23
|
22
|
22
|
23
|
24
|
25
|
27
|
27
|
27
|
28
|
28
|
27
|
26
|
26
|
26
|
27
|
27
|
27
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
75%
|
75%
|
76%
|
79%
|
84%
|
85%
|
85%
|
85%
|
85%
|
85%
|
84%
|
75%
|
75%
|
73%
|
71%
|
68%
|
69%
|
67%
|
72%
|
75%
|
76%
|
76%
|
76%
|
76%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | 1 | - | - | - | - |
Sunday (27 September 2026)
| 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%
|
10%
|
20%
|
30%
|
50%
|
70%
|
80%
|
90%
|
90%
|
80%
|
60%
|
50%
|
20%
|
20%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
14°
|
14°
|
13°
|
12°
|
12°
|
11°
|
| Feels like temperature (°C) |
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
12°
|
11°
|
11°
|
11°
|
12°
|
12°
|
12°
|
13°
|
13°
|
13°
|
13°
|
12°
|
12°
|
11°
|
11°
|
10°
|
10°
|
9°
|
| Wind direction and speed (mph) |
S
16
|
S
14
|
S
14
|
S
16
|
S
16
|
S
16
|
S
16
|
S
17
|
S
18
|
S
18
|
S
17
|
S
16
|
S
15
|
SSW
13
|
SSW
13
|
WSW
13
|
WSW
14
|
W
14
|
WSW
14
|
WSW
11
|
WSW
10
|
WSW
10
|
SW
9
|
SW
9
|
| Wind gust (mph) |
27
|
27
|
27
|
28
|
28
|
28
|
29
|
31
|
32
|
33
|
33
|
32
|
30
|
24
|
24
|
22
|
23
|
22
|
20
|
17
|
17
|
16
|
15
|
16
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
| Humidity |
77%
|
79%
|
79%
|
82%
|
82%
|
83%
|
82%
|
83%
|
83%
|
84%
|
83%
|
84%
|
85%
|
85%
|
85%
|
78%
|
74%
|
71%
|
68%
|
68%
|
71%
|
73%
|
73%
|
74%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | - | - | - | - |
Monday (28 September 2026)
| 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°
|
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
9°
|
10°
|
12°
|
13°
|
15°
|
16°
|
16°
|
16°
|
16°
|
15°
|
14°
|
13°
|
13°
|
12°
|
12°
|
12°
|
| Feels like temperature (°C) |
9°
|
8°
|
8°
|
7°
|
8°
|
8°
|
7°
|
7°
|
8°
|
8°
|
10°
|
12°
|
13°
|
14°
|
14°
|
14°
|
14°
|
13°
|
12°
|
11°
|
11°
|
11°
|
10°
|
10°
|
| Wind direction and speed (mph) |
SSW
9
|
SSW
9
|
SSW
9
|
SSW
9
|
SSW
9
|
SSW
8
|
SSW
8
|
SSW
8
|
SSW
8
|
SSW
8
|
SSW
8
|
SSW
8
|
SW
8
|
SW
8
|
SW
8
|
SSW
8
|
S
10
|
SSE
11
|
SSE
10
|
SE
10
|
SE
9
|
SE
9
|
SE
9
|
ESE
10
|
| Wind gust (mph) |
15
|
15
|
15
|
15
|
15
|
15
|
15
|
14
|
15
|
15
|
16
|
17
|
18
|
18
|
18
|
19
|
19
|
18
|
18
|
18
|
20
|
21
|
23
|
24
|
| Visibility (description) |
G
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
VG
|
G
|
G
|
G
|
| Humidity |
75%
|
77%
|
77%
|
77%
|
78%
|
80%
|
81%
|
80%
|
79%
|
77%
|
75%
|
73%
|
65%
|
58%
|
55%
|
56%
|
57%
|
60%
|
65%
|
67%
|
72%
|
74%
|
75%
|
75%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | - | - | - | - |
Tuesday (29 September 2026)
| 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%
|
10%
|
10%
|
10%
|
20%
|
30%
|
30%
|
30%
|
40%
|
40%
|
40%
|
40%
|
50%
|
50%
|
60%
|
70%
|
80%
|
80%
|
70%
|
70%
|
70%
|
70%
|
70%
|
| Temperature (°C) |
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
16°
|
17°
|
17°
|
17°
|
17°
|
18°
|
18°
|
18°
|
17°
|
18°
|
17°
|
17°
|
17°
|
| Feels like temperature (°C) |
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
10°
|
10°
|
11°
|
11°
|
12°
|
12°
|
12°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
14°
|
14°
|
| Wind direction and speed (mph) |
ESE
10
|
ESE
13
|
ESE
14
|
ESE
15
|
ESE
17
|
SE
18
|
SE
19
|
SE
21
|
SE
22
|
SE
23
|
SE
24
|
SE
24
|
SE
24
|
SE
24
|
SE
24
|
SE
25
|
SE
25
|
SE
25
|
SE
24
|
SSE
23
|
SSE
23
|
SSE
22
|
SSE
19
|
SSE
18
|
| Wind gust (mph) |
27
|
30
|
31
|
32
|
34
|
35
|
37
|
38
|
38
|
40
|
40
|
40
|
41
|
41
|
41
|
40
|
41
|
41
|
39
|
39
|
39
|
38
|
35
|
35
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
P
|
M
|
M
|
| Humidity |
74%
|
74%
|
74%
|
75%
|
75%
|
77%
|
80%
|
82%
|
83%
|
84%
|
85%
|
85%
|
85%
|
86%
|
86%
|
86%
|
86%
|
88%
|
88%
|
90%
|
90%
|
91%
|
91%
|
91%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - |
Wednesday (30 September 2026)
| Time |
00:00
|
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
|
|
| Chance of precipitation |
60%
|
50%
|
40%
|
30%
|
30%
|
20%
|
20%
|
10%
|
10%
|
| Temperature (°C) |
17°
|
17°
|
16°
|
15°
|
16°
|
18°
|
18°
|
16°
|
15°
|
| Feels like temperature (°C) |
14°
|
14°
|
13°
|
12°
|
13°
|
13°
|
13°
|
12°
|
12°
|
| Wind direction and speed (mph) |
SSE
18
|
S
18
|
S
18
|
S
18
|
S
21
|
S
23
|
S
25
|
S
24
|
S
21
|
| Wind gust (mph) |
34
|
33
|
32
|
32
|
35
|
37
|
37
|
35
|
30
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
| Humidity |
91%
|
90%
|
89%
|
91%
|
88%
|
82%
|
79%
|
84%
|
85%
|
| UV | - | - | - | 1 | 2 | 3 | 1 | 1 | - |
Thursday (1 October 2026)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
20%
|
30%
|
50%
|
30%
|
10%
|
10%
|
| Temperature (°C) |
14°
|
14°
|
13°
|
15°
|
16°
|
16°
|
14°
|
13°
|
| Feels like temperature (°C) |
11°
|
10°
|
10°
|
12°
|
13°
|
14°
|
12°
|
10°
|
| Wind direction and speed (mph) |
S
19
|
SSW
18
|
SSW
17
|
SSW
17
|
SW
15
|
SW
13
|
WSW
11
|
WSW
11
|
| Wind gust (mph) |
27
|
25
|
23
|
23
|
21
|
20
|
18
|
18
|
| Visibility (description) |
G
|
M
|
G
|
M
|
G
|
G
|
G
|
M
|
| Humidity |
85%
|
86%
|
88%
|
86%
|
77%
|
76%
|
81%
|
85%
|
| UV | - | - | 1 | 2 | 3 | 1 | - | - |
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Northern Ireland weather forecast
Headline:
Bright spells early Saturday, scattered showers developing later.
This Evening and Tonight:
Mainly dry with clear spells most widespread in the east, but a few scattered light showers appearing west and north of Lough Neagh. Southwest winds freshening overnight. Minimum temperature 11 °C.
Saturday:
Most in east staying dry with best of the brighter spells appearing through the morning and towards the east coast. Scattered showers developing during the afternoon. Maximum temperature 18 °C.
Outlook for Sunday to Tuesday:
Unsettled for Sunday with strong winds, rain then showers. Most dry on Monday with showers generally confined to the far west. Tuesday turning wet and windy.
Updated: