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.
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| Old Saybrook |
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| Old Saybrook |
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| Old Saybrook |
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| Old Saybrook |
Monthly sea water temperature in Old Saybrook, °F
Which USA resorts have warmest sea in August?
| Place name | August 2026 | August 2025 |
|---|---|---|
| Key West | 88.1°F | 88.8°F |
| New Orleans | 87.7°F | 87.4°F |
| Houston | 87.7°F | 87.8°F |
| Naples | 87.3°F | 88.7°F |
| St. George Island | 86.5°F | 86.5°F |
| Miami | 86.3°F | 88.1°F |
| Miami Beach | 86.3°F | 87.9°F |
| Santa Rosa Beach | 86.1°F | 85.9°F |
| Sarasota | 86.1°F | 88.6°F |
| Panama City Beach | 86.1°F | 86.2°F |
| West Palm Beach | 86.0°F | 86.8°F |
| Pensacola Beach | 86.0°F | 86.6°F |
| Hilton Head Island | 85.9°F | 85.0°F |
| Destin | 85.9°F | 86.0°F |
| Edisto Beach | 85.8°F | 84.3°F |
| Tybee Island | 85.8°F | 84.5°F |
| Clearwater Beach | 85.8°F | 88.5°F |
| Tampa | 85.7°F | 88.6°F |
| Fort Walton Beach | 85.6°F | 86.0°F |
| Charleston (SC) | 85.3°F | 84.1°F |
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: 19:28
August 14, friday
2100
72°F
SW
5 mph
5 mph
August 15, saturday
0000
68°F
S
5 mph
5 mph
0300
64°F
S
7 mph
7 mph
0600
63°F
SW
7 mph
7 mph
0900
68°F
SW
6 mph
6 mph
1200
75°F
NE
2 mph
2 mph
1500
77°F
NE
6 mph
6 mph
1800
73°F
NE
8 mph
8 mph
