World Resorts USA Ketchikan Weather

Ketchikan Sea Temperature in August

Average sea water temperature in August:
+60.1°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:
2025
2024
2023

The average sea water temperature in August of 2025 was 59.5°F. The highest and lowest sea temperatures during the month were 61.5°F and 57.7°F.

Monthly sea water temperature in Ketchikan, °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 Ketchikan

Sunniest months:
August 9 days
July 7 days
March 6 days
Warmest months:
August 60.5 °F
July 59.4 °F
September 55.7 °F
Warmest sea temp:
August 60.1 °F
July 59.1 °F
September 56.0 °F
Coldest months:
December 36.1 °F
January 36.3 °F
February 36.8 °F
Rainiest months:
November 10 days
January 9 days
October 9 days
Windiest months:
November 12.1 mph
January 11.4 mph
March 11.1 mph

Ketchikan on a weather map

Ketchikan
+45°F
W 6 mph
Feels like: +41°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
Ketchikan
Local time: 18:41
February 05, thursday
2100
45°F
W
6 mph
February 06, friday
0000
45°F
SW
5 mph
0300
43°F
SW
5 mph
0600
45°F
W
4 mph
0900
45°F
W
5 mph
1200
43°F
NW
6 mph
1500
43°F
W
11 mph
1800
45°F
NW
9 mph
Units of measurement: °C / °F