Average sea water temperature in May:
+49.5°F
| Minimum sea water temperature in May: | 54.0°F |
| Maximum sea water temperature in May: | 44.6°F |
Daily sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 49.7°F. The highest and lowest sea temperatures during the month were 51.4°F and 48.2°F.
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| Ketchikan |
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Monthly sea water temperature in Ketchikan, °F
Which USA resorts have warmest sea in May?
| Place name | May 2026 | May 2025 |
|---|---|---|
| Everglades | 84.6°F | 84.5°F |
| Key West | 84.3°F | 83.5°F |
| Key Largo | 84.0°F | 83.5°F |
| Miami | 83.3°F | 82.6°F |
| Hialeah | 82.9°F | 82.3°F |
| Naples | 82.9°F | 83.5°F |
| Miami Beach | 82.7°F | 82.4°F |
| St. Petersburg | 82.0°F | 82.6°F |
| Tampa | 81.9°F | 82.7°F |
| West Palm Beach | 81.7°F | 81.1°F |
| Fort Lauderdale | 81.7°F | 81.1°F |
| Clearwater Beach | 81.5°F | 82.6°F |
| Sarasota | 81.5°F | 82.7°F |
| Siesta Key | 81.3°F | 82.5°F |
| Cocoa Beach | 80.4°F | 79.4°F |
| Corpus Christi | 79.5°F | 80.9°F |
| Galveston | 78.4°F | 79.6°F |
| Orlando | 78.4°F | 77.2°F |
| Houston | 78.4°F | 79.5°F |
| Daytona Beach | 78.1°F | 76.0°F |
Best time for vacation in Ketchikan
Ketchikan on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Ketchikan
Local time: 21:05
June 15, monday
0000
54°F
W
8 mph
8 mph
0300
52°F
W
6 mph
6 mph
0600
54°F
NW
6 mph
6 mph
0900
54°F
NW
6 mph
6 mph
1200
54°F
NW
7 mph
7 mph
1500
54°F
NW
7 mph
7 mph
1800
54°F
NW
6 mph
6 mph
2100
54°F
NW
5 mph
5 mph
