29.12
mon
mon
Day
41°F
NE 10 mph
Precip.
100%
100%
Night
30°F
E 26 mph
Precip.
0%
0%
30.12
tue
tue
Day
28°F
E 23 mph
Precip.
0%
0%
Night
25°F
E 21 mph
Precip.
0%
0%
31.12
wed
wed
Day
28°F
E 17 mph
Precip.
0%
0%
Night
28°F
NE 19 mph
Precip.
0%
0%
01.01
thu
thu
Day
28°F
SE 17 mph
Precip.
0%
0%
Night
23°F
E 12 mph
Precip.
60%
60%
02.01
fri
fri
Day
27°F
E 16 mph
Precip.
0%
0%
Night
28°F
E 9 mph
Precip.
0%
0%
03.01
sat
sat
Day
30°F
SE 9 mph
Precip.
0%
0%
Night
25°F
S 7 mph
Precip.
0%
0%
04.01
sun
sun
Day
27°F
SE 7 mph
Precip.
0%
0%
Night
23°F
SW 5 mph
Precip.
0%
0%
05.01
mon
mon
Day
28°F
W 8 mph
Precip.
100%
100%
Night
32°F
SW 6 mph
Precip.
100%
100%
06.01
tue
tue
Day
32°F
S 8 mph
Precip.
0%
0%
Night
30°F
NE 2 mph
Precip.
0%
0%
07.01
wed
wed
Day
34°F
N 3 mph
Precip.
100%
100%
Night
32°F
S 4 mph
Precip.
0%
0%
08.01
thu
thu
Day
32°F
SW 7 mph
Precip.
100%
100%
Night
34°F
S 6 mph
Precip.
100%
100%
09.01
fri
fri
Day
34°F
E 5 mph
Precip.
28%
28%
Night
30°F
NE 5 mph
Precip.
0%
0%
10.01
sat
sat
Day
37°F
NE 9 mph
Precip.
0%
0%
Night
32°F
E 4 mph
Precip.
0%
0%
11.01
sun
sun
Day
37°F
SE 10 mph
Precip.
0%
0%
Night
34°F
SE 12 mph
Precip.
0%
0%
sea water
temperature
temperature
| Old Saybrook |
monthly
weather
weather
| Old Saybrook |
current
weather
weather
| Old Saybrook |
7 days
forecast
forecast
| Old Saybrook |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 45.5°F. The highest and lowest sea temperatures during the month were 50.2°F and 41.5°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 40.5°F. The highest and lowest sea temperatures during the month were 45.3°F and 37.2°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: 23:31
December 30, tuesday
0000
30°F
E
26 mph
26 mph
0300
27°F
E
25 mph
25 mph
0600
23°F
E
24 mph
24 mph
0900
27°F
E
23 mph
23 mph
1200
28°F
E
23 mph
23 mph
1500
28°F
E
23 mph
23 mph
1800
28°F
E
23 mph
23 mph
2100
27°F
E
23 mph
23 mph
