19.09
sat
sat
Day
63°F
W 14 mph
Precip.
15%
15%
Night
63°F
NW 14 mph
Precip.
15%
15%
20.09
sun
sun
Day
66°F
NW 13 mph
Precip.
19%
19%
Night
68°F
N 19 mph
Precip.
86%
86%
21.09
mon
mon
Day
63°F
SW 24 mph
Precip.
37%
37%
Night
64°F
SW 23 mph
Precip.
18%
18%
22.09
tue
tue
Day
59°F
SW 30 mph
Precip.
36%
36%
Night
59°F
W 30 mph
Precip.
78%
78%
23.09
wed
wed
Day
63°F
W 34 mph
Precip.
30%
30%
Night
63°F
SW 32 mph
Precip.
23%
23%
24.09
thu
thu
Day
61°F
SW 29 mph
Precip.
39%
39%
Night
59°F
SW 24 mph
Precip.
67%
67%
25.09
fri
fri
Day
61°F
SW 17 mph
Precip.
5%
5%
Night
63°F
SW 12 mph
Precip.
12%
12%
sea water
temperature
temperature
| Hampton Bays |
monthly
weather
weather
| Hampton Bays |
current
weather
weather
| Hampton Bays |
14 days
forecast
forecast
| Hampton Bays |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 72.2°F. The highest and lowest sea temperatures during the month were 75.0°F and 69.8°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 64.4°F. The highest and lowest sea temperatures during the month were 70.5°F and 58.8°F.
Air temperature in Hampton Bays, °F
Precipitation total in Hampton Bays, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Hampton Bays
Hampton Bays on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Hampton Bays
Local time: 05:22
September 19, saturday
0600
63°F
SW
18 mph
18 mph
0900
63°F
SW
15 mph
15 mph
1200
63°F
W
14 mph
14 mph
1500
63°F
W
11 mph
11 mph
1800
63°F
W
9 mph
9 mph
2100
63°F
NW
12 mph
12 mph
September 20, sunday
0000
63°F
NW
14 mph
14 mph
0300
63°F
NW
12 mph
12 mph
