13.01
tue
tue
Day
41°F
E 11 mph
Precip.
0%
0%
Night
34°F
NE 7 mph
Precip.
0%
0%
14.01
wed
wed
Day
41°F
N 11 mph
Precip.
70%
70%
Night
41°F
NE 6 mph
Precip.
0%
0%
15.01
thu
thu
Day
41°F
NE 7 mph
Precip.
0%
0%
Night
34°F
NE 1 mph
Precip.
0%
0%
16.01
fri
fri
Day
43°F
NW 4 mph
Precip.
64%
64%
Night
41°F
NW 6 mph
Precip.
100%
100%
17.01
sat
sat
Day
45°F
W 12 mph
Precip.
0%
0%
Night
41°F
SW 7 mph
Precip.
85%
85%
18.01
sun
sun
Day
43°F
SE 2 mph
Precip.
79%
79%
Night
43°F
NW 6 mph
Precip.
100%
100%
19.01
mon
mon
Day
43°F
NW 12 mph
Precip.
100%
100%
Night
39°F
W 14 mph
Precip.
81%
81%
20.01
tue
tue
Day
39°F
W 17 mph
Precip.
100%
100%
Night
39°F
W 16 mph
Precip.
75%
75%
21.01
wed
wed
Day
39°F
SW 12 mph
Precip.
63%
63%
Night
36°F
SW 6 mph
Precip.
88%
88%
22.01
thu
thu
Day
39°F
SW 8 mph
Precip.
71%
71%
Night
36°F
SE 4 mph
Precip.
0%
0%
23.01
fri
fri
Day
39°F
SW 1 mph
Precip.
100%
100%
Night
36°F
NW 4 mph
Precip.
82%
82%
24.01
sat
sat
Day
41°F
NW 10 mph
Precip.
100%
100%
Night
37°F
W 5 mph
Precip.
71%
71%
25.01
sun
sun
Day
41°F
SW 7 mph
Precip.
65%
65%
Night
37°F
SW 7 mph
Precip.
84%
84%
26.01
mon
mon
Day
41°F
SW 9 mph
Precip.
0%
0%
Night
34°F
SW 4 mph
Precip.
0%
0%
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 47.3°F. The highest and lowest sea temperatures during the month were 49.3°F and 45.9°F.
Air temperature in Belfast, °F
Precipitation total in Belfast, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Belfast
Belfast on a weather map
Places in United Kingdom:
Name
°F
24 Hours Forecast
Belfast
Local time: 05:05
January 13, tuesday
0600
43°F
SE
6 mph
6 mph
0900
39°F
E
10 mph
10 mph
1200
41°F
E
11 mph
11 mph
1500
41°F
E
12 mph
12 mph
1800
36°F
E
9 mph
9 mph
2100
34°F
NE
7 mph
7 mph
January 14, wednesday
0000
34°F
NE
7 mph
7 mph
0300
34°F
NE
7 mph
7 mph
