World Resorts USA Old Saybrook Weather

Old Saybrook Sea Temperature in August

Average sea water temperature in August:
+71.8°F
Minimum sea water temperature in August: 76.5°F
Maximum sea water temperature in August: 68.2°F

Daily 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.

Monthly sea water temperature in Old Saybrook, °F

Which USA resorts have warmest sea in August?

Place name August 2025 August 2024
Sanibel Island 88.8°F 87.3°F
Everglades 88.8°F 87.0°F
Key West 88.8°F 87.8°F
Key Largo 88.7°F 87.3°F
Marco Island 88.7°F 87.1°F
Naples 88.7°F 87.0°F
St. Petersburg 88.7°F 86.9°F
Tampa 88.6°F 86.4°F
Sarasota 88.6°F 87.2°F
Siesta Key 88.6°F 87.3°F
Clearwater Beach 88.5°F 87.0°F
Miami 88.1°F 86.4°F
Miami Beach 87.9°F 86.5°F
Galveston 87.9°F 88.3°F
Galveston Island 87.8°F 88.5°F
Houston 87.8°F 88.0°F
New Orleans 87.4°F 88.1°F
Fort Lauderdale 87.2°F 85.8°F
Corpus Christi 87.0°F 87.9°F
West Palm Beach 86.8°F 86.2°F

Best time for vacation in Old Saybrook

Sunniest months:
November 17 days
October 14 days
September 14 days
Warmest months:
July 80.1 °F
August 78.5 °F
June 73.4 °F
Warmest sea temp:
August 71.7 °F
July 70.2 °F
September 69.6 °F
Coldest months:
January 36.0 °F
February 37.9 °F
December 41.0 °F
Rainiest months:
October 4 days
July 3 days
April 3 days
Windiest months:
January 10.8 mph
December 10.5 mph
November 10.5 mph

Old Saybrook on a weather map

Old Saybrook
+14°F
SW 8 mph
Feels like: +7°F
Precip.: 0%
Places in USA:
Name
°F
+14°F
+75°F
+75°F
+59°F
+64°F
+48°F
+52°F
+68°F
+7°F
+57°F
+57°F
+46°F
+45°F
+54°F
+27°F
24 Hours Forecast
Old Saybrook
Local time: 22:53
February 06, friday
0000
14°F
SW
8 mph
0300
10°F
SW
7 mph
0600
14°F
S
6 mph
0900
21°F
S
7 mph
1200
28°F
W
2 mph
1500
30°F
N
4 mph
1800
28°F
NE
2 mph
2100
27°F
NE
2 mph
Units of measurement: °C / °F