Newcastle (County Down) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 6° Celsius;
Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 6 degrees Celsius; -
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 4° Celsius;
Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 4 degrees Celsius;
-
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 4° Celsius;
Maximum daytime temperature: 14 degrees Celsius; Minimum nighttime temperature: 4 degrees Celsius; -
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 7 degrees Celsius; -
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 6° Celsius;
Maximum daytime temperature: 14 degrees Celsius; Minimum nighttime temperature: 6 degrees Celsius;
-
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 15 degrees Celsius; Minimum nighttime temperature: 10 degrees Celsius;
-
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 17 degrees Celsius; Minimum nighttime temperature: 10 degrees Celsius;
7 day forecast for Newcastle
Today (13 May 2026)
| Time |
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
 |
|
|
| Chance of precipitation |
90%
|
80%
|
80%
|
80%
|
70%
|
50%
|
60%
|
50%
|
| Temperature |
12°
|
11°
|
11°
|
10°
|
10°
|
9°
|
8°
|
8°
|
| Feels like temperature (°C) |
8°
|
8°
|
8°
|
7°
|
7°
|
6°
|
5°
|
5°
|
| Wind direction and speed |
NW
16
|
NW
16
|
NW
16
|
NW
15
|
NW
14
|
NW
14
|
WNW
13
|
WNW
13
|
| Wind gust (mph) |
35
|
34
|
34
|
33
|
30
|
30
|
30
|
29
|
| Visibility |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
63%
|
65%
|
69%
|
69%
|
72%
|
75%
|
77%
|
79%
|
| UV | 3 | 2 | 1 | 1 | 1 | 1 | - | - |
Thursday (14 May 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 |
50%
|
40%
|
60%
|
60%
|
70%
|
80%
|
80%
|
70%
|
80%
|
80%
|
80%
|
70%
|
50%
|
40%
|
30%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
8°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
8°
|
9°
|
9°
|
10°
|
10°
|
11°
|
11°
|
12°
|
12°
|
12°
|
12°
|
11°
|
10°
|
9°
|
8°
|
7°
|
| Feels like temperature (°C) |
4°
|
4°
|
4°
|
4°
|
4°
|
3°
|
3°
|
4°
|
5°
|
5°
|
6°
|
7°
|
8°
|
8°
|
9°
|
9°
|
9°
|
9°
|
9°
|
8°
|
8°
|
6°
|
5°
|
4°
|
| Wind direction and speed (mph) |
WNW
13
|
WNW
12
|
WNW
12
|
WNW
12
|
WNW
12
|
WNW
12
|
WNW
12
|
WNW
13
|
NW
13
|
NW
14
|
NW
14
|
NW
14
|
NNW
14
|
NNW
14
|
NNW
14
|
NNW
14
|
NNW
15
|
NNW
15
|
NW
15
|
NW
15
|
NW
13
|
NW
12
|
WNW
11
|
WNW
11
|
| Wind gust (mph) |
28
|
27
|
26
|
27
|
27
|
28
|
28
|
29
|
31
|
33
|
33
|
34
|
34
|
33
|
33
|
33
|
33
|
34
|
34
|
32
|
30
|
28
|
26
|
26
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
79%
|
80%
|
82%
|
84%
|
83%
|
85%
|
84%
|
81%
|
78%
|
75%
|
74%
|
69%
|
65%
|
61%
|
58%
|
57%
|
54%
|
55%
|
55%
|
55%
|
62%
|
66%
|
72%
|
75%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 5 | 4 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | - | - |
Friday (15 May 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%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
7°
|
7°
|
6°
|
6°
|
5°
|
5°
|
5°
|
6°
|
8°
|
9°
|
10°
|
11°
|
11°
|
12°
|
12°
|
12°
|
13°
|
12°
|
12°
|
11°
|
11°
|
9°
|
8°
|
7°
|
| Feels like temperature (°C) |
4°
|
3°
|
3°
|
3°
|
2°
|
2°
|
2°
|
3°
|
5°
|
6°
|
7°
|
8°
|
9°
|
9°
|
9°
|
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
7°
|
6°
|
5°
|
| Wind direction and speed (mph) |
WNW
11
|
WNW
11
|
WNW
10
|
W
10
|
W
10
|
W
10
|
W
10
|
WNW
10
|
WNW
10
|
NNW
11
|
NNW
11
|
NNW
12
|
NNW
12
|
NW
12
|
NW
12
|
NW
12
|
NW
11
|
NW
11
|
NW
11
|
NW
10
|
NW
8
|
NW
7
|
W
6
|
W
6
|
| Wind gust (mph) |
25
|
24
|
24
|
23
|
23
|
23
|
22
|
23
|
25
|
26
|
26
|
26
|
26
|
25
|
25
|
24
|
23
|
23
|
22
|
20
|
17
|
16
|
15
|
13
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
76%
|
77%
|
79%
|
80%
|
82%
|
83%
|
83%
|
77%
|
71%
|
59%
|
54%
|
48%
|
48%
|
44%
|
43%
|
43%
|
43%
|
43%
|
45%
|
50%
|
55%
|
66%
|
72%
|
75%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 4 | 4 | 5 | 3 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | - | - |
Saturday (16 May 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%
|
10%
|
10%
|
20%
|
20%
|
20%
|
30%
|
40%
|
50%
|
60%
|
60%
|
70%
|
80%
|
90%
|
90%
|
80%
|
80%
|
80%
|
70%
|
60%
|
50%
|
| Temperature (°C) |
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
7°
|
8°
|
9°
|
10°
|
11°
|
11°
|
12°
|
12°
|
12°
|
12°
|
12°
|
11°
|
11°
|
11°
|
11°
|
10°
|
10°
|
| Feels like temperature (°C) |
4°
|
4°
|
3°
|
3°
|
4°
|
4°
|
5°
|
6°
|
8°
|
9°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
9°
|
8°
|
8°
|
| Wind direction and speed (mph) |
W
7
|
W
7
|
W
7
|
WSW
7
|
W
6
|
WSW
5
|
WSW
4
|
WSW
4
|
WSW
3
|
SW
4
|
S
4
|
SSW
4
|
SSW
5
|
S
6
|
S
7
|
S
8
|
S
8
|
SSW
8
|
S
8
|
SSW
7
|
SSW
7
|
WSW
7
|
WSW
7
|
W
8
|
| Wind gust (mph) |
12
|
12
|
12
|
12
|
10
|
10
|
11
|
12
|
12
|
12
|
12
|
15
|
16
|
17
|
18
|
19
|
20
|
20
|
19
|
18
|
17
|
16
|
17
|
16
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
G
|
| Humidity |
76%
|
78%
|
80%
|
81%
|
80%
|
82%
|
78%
|
74%
|
71%
|
67%
|
65%
|
65%
|
66%
|
69%
|
73%
|
78%
|
79%
|
82%
|
83%
|
84%
|
86%
|
89%
|
89%
|
90%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | - | - |
Sunday (17 May 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 |
40%
|
30%
|
30%
|
30%
|
20%
|
20%
|
30%
|
30%
|
20%
|
20%
|
20%
|
30%
|
50%
|
60%
|
70%
|
70%
|
70%
|
60%
|
60%
|
60%
|
50%
|
50%
|
40%
|
30%
|
| Temperature (°C) |
9°
|
9°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
9°
|
10°
|
11°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
10°
|
9°
|
9°
|
| Feels like temperature (°C) |
7°
|
6°
|
6°
|
6°
|
5°
|
5°
|
5°
|
6°
|
7°
|
8°
|
9°
|
10°
|
10°
|
10°
|
11°
|
11°
|
11°
|
10°
|
10°
|
10°
|
10°
|
9°
|
8°
|
7°
|
| Wind direction and speed (mph) |
W
8
|
W
8
|
W
8
|
WSW
8
|
W
8
|
W
9
|
W
9
|
W
8
|
W
9
|
W
9
|
W
10
|
W
10
|
W
10
|
WSW
9
|
WSW
9
|
W
9
|
WSW
9
|
WSW
9
|
SW
9
|
SW
9
|
SW
8
|
SW
7
|
SW
7
|
WSW
7
|
| Wind gust (mph) |
16
|
17
|
17
|
17
|
17
|
17
|
17
|
17
|
17
|
19
|
19
|
20
|
21
|
22
|
22
|
23
|
23
|
23
|
22
|
22
|
21
|
18
|
16
|
17
|
| Visibility (description) |
G
|
G
|
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
| Humidity |
90%
|
91%
|
91%
|
92%
|
91%
|
91%
|
90%
|
86%
|
84%
|
77%
|
69%
|
64%
|
60%
|
61%
|
63%
|
66%
|
67%
|
69%
|
70%
|
72%
|
75%
|
81%
|
84%
|
85%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 4 | 4 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | - | - |
Monday (18 May 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 |
20%
|
30%
|
40%
|
50%
|
50%
|
50%
|
50%
|
60%
|
70%
|
| Temperature (°C) |
9°
|
8°
|
8°
|
8°
|
11°
|
12°
|
13°
|
12°
|
12°
|
| Feels like temperature (°C) |
7°
|
6°
|
6°
|
6°
|
8°
|
9°
|
10°
|
10°
|
9°
|
| Wind direction and speed (mph) |
WSW
7
|
WSW
7
|
SW
7
|
SSE
7
|
S
13
|
S
16
|
SSE
17
|
S
15
|
S
14
|
| Wind gust (mph) |
17
|
15
|
17
|
24
|
30
|
32
|
30
|
26
|
28
|
| Visibility (description) |
G
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
| Humidity |
87%
|
87%
|
90%
|
90%
|
86%
|
84%
|
86%
|
91%
|
94%
|
| UV | - | - | - | 1 | 2 | 3 | 2 | 1 | - |
Tuesday (19 May 2026)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
50%
|
50%
|
50%
|
70%
|
70%
|
70%
|
50%
|
30%
|
| Temperature (°C) |
11°
|
12°
|
12°
|
14°
|
15°
|
15°
|
14°
|
12°
|
| Feels like temperature (°C) |
9°
|
9°
|
9°
|
11°
|
13°
|
13°
|
12°
|
10°
|
| Wind direction and speed (mph) |
S
14
|
S
13
|
S
14
|
S
15
|
S
15
|
S
15
|
SSW
13
|
SSW
11
|
| Wind gust (mph) |
25
|
25
|
28
|
29
|
30
|
28
|
23
|
20
|
| Visibility (description) |
M
|
P
|
M
|
M
|
M
|
M
|
M
|
M
|
| Humidity |
94%
|
94%
|
94%
|
91%
|
89%
|
86%
|
89%
|
93%
|
| UV | - | - | 1 | 2 | 3 | 2 | 1 | - |
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Northern Ireland weather forecast
Headline:
Sunny spells and showers Thursday.
This Evening and Tonight:
Some late sunny spells, then clear spells overnight, with showers, the showers becoming less frequent and lighter. Northwesterly breeze continuing, locally strong in coastal parts. Minimum temperature 4 °C.
Thursday:
Sunny spells and showers, perhaps cloudier in west with more persistent rain for a time. The showers tending to die out through the afternoon. Breezy with winds turning more northerly. Maximum temperature 13 °C.
Outlook for Friday to Sunday:
Mainly dry with sunny spells Friday. Bright start Saturday but becoming cloudy with rain spreading east in afternoon. Rain clears overnight to leave sunny spells and a few showers Sunday.
Updated:
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