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Ketchikan, USA Weather Averages

July is the hottest month in Ketchikan with an average temperature of 15°C (59°F) and the coldest is January at 2°C (36°F) with the most daily sunshine hours at 12 in August. The wettest month is November with an average of 410mm of rain..

Average Temperature Ketchikan

What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month
What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

Average High Low Temperature Ketchikan

What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

Average Rainfall Ketchikan

What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years
What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

Average Daily Sunshine Hours Ketchikan

What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer
What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer

Ketchikan : Next 24-Hour Weather

Today - 15th September 2025

Sunrise 06:20

Sunrise

Sunset 19:03

Sunset
3:00
Overcast
11°C (51°F)
4:00
Overcast
11°C (50°F)
5:00
Overcast
10°C (50°F)
6:00
Overcast
10°C (50°F)
7:00
Moderate rain
10°C (50°F)
8:00
Overcast
10°C (50°F)
9:00
Overcast
10°C (50°F)
10:00
Moderate rain
11°C (50°F)
11:00
Moderate rain
11°C (51°F)
12:00
Moderate rain
11°C (51°F)
13:00
Moderate rain
11°C (51°F)
14:00
Moderate rain
11°C (51°F)
15:00
Moderate rain
11°C (52°F)
16:00
Light rain
11°C (52°F)
17:00
Light rain
11°C (52°F)
18:00
Light rain
11°C (52°F)
19:00
Moderate rain
12°C (52°F)
20:00
Moderate rain
12°C (52°F)
21:00
Moderate rain
12°C (53°F)
22:00
Heavy rain
11°C (51°F)
23:00
Light rain
12°C (52°F)

Tomorrow - 16th September 2025

Sunrise 06:20

Sunrise

Sunset 19:03

Sunset
0:00
Heavy rain
12°C (52°F)
1:00
Moderate rain
12°C (53°F)
2:00
Moderate rain
13°C (54°F)
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