06.10
tue
tue
Day
54°F
S 5 mph
Precip.
29%
29%
Night
43°F
SE 4 mph
Precip.
29%
29%
07.10
wed
wed
Day
52°F
SE 14 mph
Precip.
20%
20%
Night
43°F
E 9 mph
Precip.
13%
13%
08.10
thu
thu
Day
52°F
NE 8 mph
Precip.
19%
19%
Night
57°F
NE 17 mph
Precip.
36%
36%
09.10
fri
fri
Day
55°F
E 17 mph
Precip.
24%
24%
Night
48°F
E 15 mph
Precip.
24%
24%
10.10
sat
sat
Day
50°F
E 22 mph
Precip.
29%
29%
Night
48°F
SE 14 mph
Precip.
23%
23%
11.10
sun
sun
Day
52°F
E 7 mph
Precip.
8%
8%
Night
45°F
NW 6 mph
Precip.
29%
29%
12.10
mon
mon
Day
54°F
NW 14 mph
Precip.
74%
74%
Night
57°F
NW 11 mph
Precip.
33%
33%
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 56.3°F. The highest and lowest sea temperatures during the month were 57.2°F and 54.9°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: 09:49
October 06, tuesday
1200
54°F
S
5 mph
5 mph
1500
55°F
S
6 mph
6 mph
1800
54°F
SE
3 mph
3 mph
2100
46°F
S
3 mph
3 mph
October 07, wednesday
0000
43°F
SE
4 mph
4 mph
0300
41°F
E
6 mph
6 mph
0600
39°F
E
6 mph
6 mph
0900
43°F
E
6 mph
6 mph
