World Resorts USA Ketchikan Weather

Ketchikan weather in September

Weather in Ketchikan: September

Average day temperature: 55.3°F
Average night temperature: 52.9°F
Sea water temperature: 55.8°F
Number of sunny days: 6 days
Day length: 11.6 - 13.8 hours
Number of rainy days: 9 days
Precipitation totals: 4.2 in.

Air temperature in September, °F

Show year:
2024
2023
2022

The highest day temperature during September of 2024 was 62°F. At the same time the lowest night temperature was 45°F. Day and night temperature averages during September were 55.0°F and 51.3°F.

Sea water temperature in Ketchikan in September, °F

Show year:
2024
2023
2022

The average sea water temperature in September of 2024 was 54.9°F. The highest and lowest sea temperatures during the month were 56.5°F and 51.6°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Ketchikan in September is 4.2 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 9.3 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 3.8.

Best time for vacation in Ketchikan

Sunniest months:
August 9 days
July 7 days
September 6 days
Warmest months:
August 60.1 °F
July 59.2 °F
June 55.5 °F
Warmest sea temp:
August 60.2 °F
July 59.4 °F
September 55.8 °F
Coldest months:
December 35.8 °F
January 35.8 °F
February 37.6 °F
Rainiest months:
November 14 days
January 13 days
February 10 days
Windiest months:
November 14.6 mph
January 13.1 mph
December 12.7 mph

Ketchikan on a weather map

Ketchikan
+28°F
S 8 mph
Feels like: +19°F
Precip.: 0%
Places in USA:
Name
°F
+48°F
+50°F
+75°F
+75°F
+59°F
+70°F
+77°F
+70°F
+46°F
+63°F
+57°F
+73°F
+72°F
+66°F
+34°F
24 Hours Forecast
Ketchikan
Local time: 10:12
November 21, thursday
1200
32°F
SW
6 mph
1500
34°F
SW
6 mph
1800
34°F
SW
7 mph
2100
30°F
SW
7 mph
November 22, friday
0000
27°F
S
7 mph
0300
27°F
S
9 mph
0600
25°F
S
9 mph
0900
25°F
S
9 mph
Units of measurement: °C / °F