06.08
thu
thu
Day
61°F
E 11 mph
Precip.
17%
17%
Night
55°F
NE 5 mph
Precip.
16%
16%
07.08
fri
fri
Day
64°F
NE 13 mph
Precip.
13%
13%
Night
52°F
NE 7 mph
Precip.
13%
13%
08.08
sat
sat
Day
57°F
N 8 mph
Precip.
57%
57%
Night
55°F
NE 6 mph
Precip.
43%
43%
09.08
sun
sun
Day
68°F
E 11 mph
Precip.
4%
4%
Night
54°F
SE 2 mph
Precip.
14%
14%
10.08
mon
mon
Day
68°F
SE 5 mph
Precip.
5%
5%
Night
54°F
W 3 mph
Precip.
20%
20%
11.08
tue
tue
Day
68°F
NW 9 mph
Precip.
7%
7%
Night
57°F
NW 4 mph
Precip.
11%
11%
12.08
wed
wed
Day
70°F
N 11 mph
Precip.
15%
15%
Night
61°F
NE 6 mph
Precip.
30%
30%
13.08
thu
thu
Day
68°F
E 10 mph
Precip.
7%
7%
Night
59°F
NE 6 mph
Precip.
17%
17%
14.08
fri
fri
Day
66°F
SE 6 mph
Precip.
21%
21%
Night
57°F
S 2 mph
Precip.
25%
25%
15.08
sat
sat
Day
59°F
SW 4 mph
Precip.
19%
19%
Night
52°F
W 4 mph
Precip.
14%
14%
16.08
sun
sun
Day
59°F
NW 8 mph
Precip.
70%
70%
Night
59°F
NW 2 mph
Precip.
34%
34%
17.08
mon
mon
Day
66°F
N 9 mph
Precip.
8%
8%
Night
61°F
N 9 mph
Precip.
69%
69%
18.08
tue
tue
Day
59°F
E 19 mph
Precip.
55%
55%
Night
54°F
SE 15 mph
Precip.
24%
24%
19.08
wed
wed
Day
61°F
SE 12 mph
Precip.
36%
36%
Night
52°F
SE 4 mph
Precip.
13%
13%
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 61.0°F. The highest and lowest sea temperatures during the month were 62.8°F and 58.6°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: 03:08
August 06, thursday
0600
46°F
E
9 mph
9 mph
0900
55°F
E
10 mph
10 mph
1200
61°F
E
11 mph
11 mph
1500
63°F
E
9 mph
9 mph
1800
63°F
E
6 mph
6 mph
2100
52°F
N
3 mph
3 mph
August 07, friday
0000
55°F
NE
5 mph
5 mph
0300
52°F
NE
6 mph
6 mph
