26.08
wed
wed
Day
73°F
NW 6 mph
Precip.
57%
57%
Night
66°F
W 7 mph
Precip.
18%
18%
27.08
thu
thu
Day
64°F
NW 5 mph
Precip.
75%
75%
Night
59°F
NE 5 mph
Precip.
19%
19%
28.08
fri
fri
Day
68°F
E 17 mph
Precip.
13%
13%
Night
59°F
NE 7 mph
Precip.
33%
33%
29.08
sat
sat
Day
63°F
N 16 mph
Precip.
44%
44%
Night
61°F
E 17 mph
Precip.
37%
37%
30.08
sun
sun
Day
68°F
NE 14 mph
Precip.
39%
39%
Night
55°F
NE 13 mph
Precip.
69%
69%
31.08
mon
mon
Day
63°F
E 12 mph
Precip.
16%
16%
Night
57°F
NE 7 mph
Precip.
23%
23%
01.09
tue
tue
Day
63°F
NE 13 mph
Precip.
51%
51%
Night
57°F
E 7 mph
Precip.
25%
25%
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 69.3°F. The highest and lowest sea temperatures during the month were 70.3°F and 68.0°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 61.6°F. The highest and lowest sea temperatures during the month were 65.3°F and 58.3°F.
Air temperature in Bristol, °F
Precipitation total in Bristol, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Bristol
Bristol on a weather map
Places in United Kingdom:
Name
°F
24 Hours Forecast
Bristol
Local time: 17:22
August 26, wednesday
1800
77°F
N
10 mph
10 mph
2100
68°F
NW
4 mph
4 mph
August 27, thursday
0000
66°F
W
7 mph
7 mph
0300
63°F
W
6 mph
6 mph
0600
63°F
SW
6 mph
6 mph
0900
63°F
W
4 mph
4 mph
1200
64°F
NW
5 mph
5 mph
1500
70°F
NE
3 mph
3 mph
