Measurements:
°C
°F
CURRENT WEATHER
17:49
Old Saybrook
76°F
E 9 mph
Feels like: 80°F
Precip: 14%
World Resorts USA Old Saybrook Weather

7 Day Weather Forecast

08.25
tue
DAY
76°F
NE 14 mph
precip
6%
NIGHT
68°F
SE 7 mph
precip
10%
08.26
wed
DAY
76°F
E 9 mph
precip
3%
NIGHT
72°F
NE 9 mph
precip
25%
08.27
thu
DAY
78°F
N 11 mph
precip
9%
NIGHT
72°F
NW 8 mph
precip
43%
08.28
fri
DAY
78°F
NE 6 mph
precip
7%
NIGHT
70°F
S 13 mph
precip
25%
08.29
sat
DAY
76°F
SE 2 mph
precip
5%
NIGHT
70°F
E 4 mph
precip
19%
08.30
sun
DAY
76°F
NE 6 mph
precip
10%
NIGHT
70°F
NE 4 mph
precip
52%
08.31
mon
DAY
80°F
E 7 mph
precip
6%
NIGHT
72°F
SW 4 mph
precip
7%

Old Saybrook Sea Water Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Old Saybrook was 22.5°F. The maximum and minimum values were 21.6°F and 24.0°F respectively.

Old Saybrook on the Weather Map

Best Time to Visit Old Saybrook
The most sunny months:
November 17 days
September 14 days
October 14 days
The most warm months:
July 84.0 °F
August 81.7 °F
June 77.2 °F
Warmest sea temperature:
August 74.3 °F
July 72.3 °F
September 71.8 °F
The most cold months:
January 34.5 °F
February 35.9 °F
December 40.0 °F
The most rainy months:
October 4 days
July 3 days
April 3 days
The most windy months:
January 11 mph
December 10 mph
November 10 mph
more details