Search for cities, countries, lakes and rivers
Sea Temperature in Ketchikan in September
Complete information on the sea temperature range in the Pacific Ocean in Ketchikan in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Ketchikan. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Ketchikan in September
50°F
MINIMUN
54°F
AVERAGE
57°F
MAXIMUM
Historical Data of Water Temperature in September in Ketchikan
Water Temperature Chart for Pacific Ocean in Ketchikan in September
Sea Temperature Table in Ketchikan in September Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Sep 1 | 55°C | 55°C | 57°C | 55°C |
| Sep 2 | 55°C | 54°C | 55°C | 55°C |
| Sep 3 | 55°C | 55°C | 55°C | 55°C |
| Sep 4 | 55°C | 55°C | 57°C | 55°C |
| Sep 5 | 55°C | 55°C | 57°C | 55°C |
| Sep 6 | 55°C | 54°C | 57°C | 55°C |
| Sep 7 | 55°C | 54°C | 50°C | 53°C |
| Sep 8 | 55°C | 54°C | 55°C | 55°C |
| Sep 9 | 55°C | 55°C | 55°C | 55°C |
| Sep 10 | 54°C | 55°C | 55°C | 55°C |
| Sep 11 | 55°C | 55°C | 55°C | 55°C |
| Sep 12 | 54°C | 55°C | 55°C | 55°C |
| Sep 13 | 55°C | 55°C | 55°C | 55°C |
| Sep 14 | 54°C | 55°C | 55°C | 55°C |
| Sep 15 | 54°C | 55°C | 55°C | 55°C |
| Sep 16 | 54°C | 55°C | 55°C | 55°C |
| Sep 17 | 54°C | 55°C | 55°C | 54°C |
| Sep 18 | 54°C | 55°C | 55°C | 55°C |
| Sep 19 | 54°C | 55°C | 55°C | 55°C |
| Sep 20 | 54°C | 55°C | 54°C | 54°C |
| Sep 21 | 52°C | 55°C | 54°C | 53°C |
| Sep 22 | 52°C | 55°C | 55°C | 54°C |
| Sep 23 | 52°C | 54°C | 55°C | 53°C |
| Sep 24 | 54°C | 54°C | 55°C | 54°C |
| Sep 25 | 52°C | 54°C | 54°C | 52°C |
| Sep 26 | 52°C | 54°C | 54°C | 53°C |
| Sep 27 | 54°C | 54°C | 54°C | 53°C |
| Sep 28 | 52°C | 54°C | 54°C | 52°C |
| Sep 29 | 52°C | 54°C | 54°C | 52°C |
Ketchikan Climate and Swimming Opportunities in September
54°F
Average Day Air Temperature
43°F
Average Night Air Temperature
10 in
Precipitation Amount per Month
17 days
Number of Rainy Days
13 hrs
Daylight
per Day
4 hrs
Sunshine
per Day
8 mph
Average Wind Speed
86%
Average
humidity
Ketchikan lies within the Alaska in United States. The average daytime temperature in Ketchikan in September is 54°F (12°C), while the nighttime average is 43°F (6°C). There are typically 17 rainy days during the month, with a total precipitation of 10.1 inches (256 mm). The daylight duration in September in Ketchikan is 13 hours, with an average of 4 hours of sunshine per day. The average wind speed in September is 8 mph (13 km/h), and the humidity level is around 86%.
The water temperature in Ketchikan in September ranges from 52°F to 55°F (11°C to 13°C). At the beginning of the month, the average temperature is around 55°F (13°C), shifting to 55°F (13°C) by mid-September and reaching 54°F (12°C) in the last ten days. Overall, the average sea temperature in Ketchikan for September is 54°F (12°C). The water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.
Sea Temperature in September in Nearby Cities
Frequently Asked Questions About Water Temperatures in September in Ketchikan
What is the sea temperature in Ketchikan in September?
The water temperature in the Pacific Ocean in Ketchikan in September ranges from 52°F to 55°F (11°C to 13°C).
Is it possible to swim in the Pacific Ocean in Ketchikan in September?
The average sea temperature in Ketchikan in September is 54°F (12°C), and the air temperature is 54°F (12°C), so the water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.