Average sea water temperature in May:
+52.7°F
| Minimum sea water temperature in May: | 59.7°F |
| Maximum sea water temperature in May: | 47.1°F |
Daily sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 52.7°F. The highest and lowest sea temperatures during the month were 55.9°F and 48.7°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 May?
| Place name | May 2025 | May 2024 |
|---|---|---|
| Everglades | 84.5°F | 84.6°F |
| Islamorada | 83.6°F | 84.4°F |
| Key West | 83.5°F | 84.6°F |
| Naples | 83.5°F | 83.8°F |
| Key Largo | 83.5°F | 84.1°F |
| Cape Coral | 83.4°F | 83.6°F |
| Sanibel Island | 83.1°F | 83.2°F |
| Sarasota | 82.7°F | 82.9°F |
| Tampa | 82.7°F | 82.5°F |
| St. Petersburg | 82.6°F | 82.4°F |
| Clearwater Beach | 82.6°F | 82.5°F |
| Miami | 82.6°F | 83.3°F |
| Siesta Key | 82.5°F | 82.6°F |
| Miami Beach | 82.4°F | 83.0°F |
| Fort Lauderdale | 81.1°F | 81.7°F |
| Corpus Christi | 80.9°F | 81.0°F |
| Pensacola | 80.1°F | 79.4°F |
| South Padre Island | 80.0°F | 81.1°F |
| Bay Saint Louis | 79.8°F | 79.6°F |
| Houston | 79.5°F | 78.9°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: 06:26
December 21, sunday
0900
36°F
E
16 mph
16 mph
1200
43°F
E
17 mph
17 mph
1500
39°F
E
17 mph
17 mph
1800
37°F
SE
15 mph
15 mph
2100
30°F
E
16 mph
16 mph
December 22, monday
0000
30°F
SE
16 mph
16 mph
0300
27°F
SE
19 mph
19 mph
0600
25°F
SE
18 mph
18 mph
