21.07
tue
tue
Day
77°F
NW 11 mph
Precip.
10%
10%
Night
68°F
N 7 mph
Precip.
40%
40%
22.07
wed
wed
Day
77°F
NE 11 mph
Precip.
43%
43%
Night
64°F
S 11 mph
Precip.
18%
18%
23.07
thu
thu
Day
72°F
SE 11 mph
Precip.
1%
1%
Night
61°F
S 4 mph
Precip.
5%
5%
24.07
fri
fri
Day
73°F
NE 5 mph
Precip.
1%
1%
Night
63°F
NW 4 mph
Precip.
9%
9%
25.07
sat
sat
Day
75°F
NW 10 mph
Precip.
2%
2%
Night
64°F
N 4 mph
Precip.
10%
10%
26.07
sun
sun
Day
75°F
N 6 mph
Precip.
3%
3%
Night
64°F
NE 6 mph
Precip.
10%
10%
27.07
mon
mon
Day
79°F
NE 11 mph
Precip.
4%
4%
Night
68°F
S 6 mph
Precip.
92%
92%
sea water
temperature
temperature
| Old Saybrook |
monthly
weather
weather
| Old Saybrook |
current
weather
weather
| Old Saybrook |
14 days
forecast
forecast
| Old Saybrook |
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 68.7°F. The highest and lowest sea temperatures during the month were 70.3°F and 66.2°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 71.1°F. The highest and lowest sea temperatures during the month were 73.2°F and 69.4°F.
Air temperature in Old Saybrook, °F
Precipitation total in Old Saybrook, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Old Saybrook
Old Saybrook on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Old Saybrook
Local time: 09:42
July 21, tuesday
1200
77°F
NW
11 mph
11 mph
1500
75°F
NW
13 mph
13 mph
1800
73°F
NW
12 mph
12 mph
2100
72°F
NE
11 mph
11 mph
July 22, wednesday
0000
68°F
N
7 mph
7 mph
0300
68°F
E
7 mph
7 mph
0600
70°F
NE
9 mph
9 mph
0900
72°F
NE
10 mph
10 mph
