Average sea water temperature in August:
+60.0°F
| Minimum sea water temperature in August: | 64.2°F |
| Maximum sea water temperature in August: | 56.1°F |
Daily sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 59.0°F. The highest and lowest sea temperatures during the month were 61.9°F and 57.4°F.
sea water
temperature
temperature
| Ketchikan |
monthly
weather
weather
| Ketchikan |
current
weather
weather
| Ketchikan |
14 days
forecast
forecast
| Ketchikan |
Monthly sea water temperature in Ketchikan, °F
Which USA resorts have warmest sea in August?
| Place name | August 2026 | August 2025 |
|---|---|---|
| Key West | 88.5°F | 88.8°F |
| New Orleans | 88.3°F | 87.4°F |
| Naples | 87.8°F | 88.7°F |
| Houston | 87.8°F | 87.8°F |
| Miami | 87.2°F | 88.1°F |
| Miami Beach | 86.9°F | 87.9°F |
| Clearwater Beach | 86.8°F | 88.5°F |
| St. George Island | 86.8°F | 86.5°F |
| Sarasota | 86.8°F | 88.6°F |
| Tampa | 86.7°F | 88.6°F |
| Pensacola Beach | 86.5°F | 86.6°F |
| Panama City Beach | 86.4°F | 86.2°F |
| West Palm Beach | 86.3°F | 86.8°F |
| Santa Rosa Beach | 86.3°F | 85.9°F |
| Hilton Head Island | 86.3°F | 85.0°F |
| Edisto Beach | 86.2°F | 84.3°F |
| Destin | 86.1°F | 86.0°F |
| Tybee Island | 86.0°F | 84.5°F |
| Fort Walton Beach | 85.9°F | 86.0°F |
| Charleston (SC) | 85.6°F | 84.1°F |
Best time for vacation in Ketchikan
Ketchikan on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Ketchikan
Local time: 21:50
August 24, monday
0000
57°F
N
11 mph
11 mph
0300
57°F
NW
12 mph
12 mph
0600
57°F
NW
6 mph
6 mph
0900
57°F
NW
6 mph
6 mph
1200
57°F
NW
4 mph
4 mph
1500
57°F
NW
7 mph
7 mph
1800
57°F
NW
4 mph
4 mph
2100
57°F
N
5 mph
5 mph
