17.09
thu
thu
Day
77°F
N 6 mph
Precip.
15%
15%
Night
68°F
NE 8 mph
Precip.
34%
34%
18.09
fri
fri
Day
77°F
SE 10 mph
Precip.
9%
9%
Night
55°F
S 7 mph
Precip.
4%
4%
19.09
sat
sat
Day
63°F
SW 6 mph
Precip.
1%
1%
Night
55°F
NW 6 mph
Precip.
18%
18%
20.09
sun
sun
Day
61°F
N 11 mph
Precip.
81%
81%
Night
52°F
S 12 mph
Precip.
34%
34%
21.09
mon
mon
Day
63°F
SW 11 mph
Precip.
8%
8%
Night
52°F
SW 5 mph
Precip.
20%
20%
22.09
tue
tue
Day
57°F
SW 8 mph
Precip.
17%
17%
Night
54°F
W 9 mph
Precip.
82%
82%
23.09
wed
wed
Day
55°F
W 11 mph
Precip.
86%
86%
Night
61°F
W 6 mph
Precip.
54%
54%
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 71.9°F. The highest and lowest sea temperatures during the month were 74.7°F and 68.9°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 62.9°F. The highest and lowest sea temperatures during the month were 70.0°F and 57.7°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 USA:
Name
°F
24 Hours Forecast
Bristol
Local time: 05:27
September 17, thursday
0600
63°F
NE
3 mph
3 mph
0900
70°F
NE
2 mph
2 mph
1200
77°F
N
6 mph
6 mph
1500
77°F
N
10 mph
10 mph
1800
72°F
N
9 mph
9 mph
2100
68°F
NE
8 mph
8 mph
September 18, friday
0000
68°F
NE
8 mph
8 mph
0300
66°F
NE
6 mph
6 mph
