25.05
mon
mon
Day
54°F
SE 6 mph
Precip.
87%
87%
Night
46°F
SE 4 mph
Precip.
0%
0%
26.05
tue
tue
Day
54°F
E 4 mph
Precip.
0%
0%
Night
48°F
SE 2 mph
Precip.
0%
0%
27.05
wed
wed
Day
52°F
N 7 mph
Precip.
71%
71%
Night
45°F
NW 1 mph
Precip.
0%
0%
28.05
thu
thu
Day
50°F
E 4 mph
Precip.
67%
67%
Night
45°F
SE 7 mph
Precip.
0%
0%
29.05
fri
fri
Day
52°F
SE 6 mph
Precip.
0%
0%
Night
43°F
W 4 mph
Precip.
100%
100%
30.05
sat
sat
Day
52°F
N 9 mph
Precip.
71%
71%
Night
43°F
W 6 mph
Precip.
85%
85%
31.05
sun
sun
Day
54°F
N 8 mph
Precip.
20%
20%
Night
43°F
W 2 mph
Precip.
0%
0%
sea water
temperature
temperature
| Ketchikan |
monthly
weather
weather
| Ketchikan |
current
weather
weather
| Ketchikan |
14 days
forecast
forecast
| Ketchikan |
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 49.4°F. The highest and lowest sea temperatures during the month were 50.9°F and 48.2°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 53.1°F. The highest and lowest sea temperatures during the month were 55.8°F and 50.9°F.
Air temperature in Ketchikan, °F
Precipitation total in Ketchikan, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Ketchikan
Ketchikan on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Ketchikan
Local time: 17:56
May 25, monday
1800
55°F
SE
5 mph
5 mph
2100
48°F
SE
4 mph
4 mph
May 26, tuesday
0000
46°F
SE
4 mph
4 mph
0300
45°F
SE
5 mph
5 mph
0600
46°F
SE
6 mph
6 mph
0900
52°F
SE
6 mph
6 mph
1200
54°F
E
4 mph
4 mph
1500
55°F
NE
4 mph
4 mph
