Ketchikan in august: average Weather, Temperature and Climate
Weather in Ketchikan in august 2025
The weather in Ketchikan in august comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
tolerable weather
Weather at 6am
56°F
Moderate rain at times
29% of time
21%
20%
14%
Weather at 12pm
61°F
Moderate rain at times
35% of time
25%
18%
13%
Weather at 6pm
59°F
Moderate rain at times
38% of time
30%
15%
11%
Weather at 3am
54°F
25%
20%
19%
16%
Evolution of daily average temperature and precipitation in Ketchikan in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Ketchikan in august.
The climate of Ketchikan in august is tolerable
The climate in august in Ketchikan is wet (with 13.7in of rainfall over 12 days). Unfortunately, the weather conditions is worsening than the previous month since in july there is an average of 9in of precipitation over 10 days.
The climate is fairly cold in this location august, but it is liveable by dressing cosy. The high seasonal norm is 63°F. The minimum is 56°F. Thus, the mean temperature average in august in Ketchikan is 59°F. Note that seasonal normals in contrast with those observed in Ketchikan in the month of august with a maximum record of 76°F in 2017 and a minimum record of 47°F in 2019. You can expect to have about 10 days with temperatures above 65°F, or 32% of time.
Day length in Ketchikan in august is 14:59. The sun rises at 04:21 and sets at 19:20.
With a correct climate, this month is okay (but not the best) to go in that area in Alaska.
August: another location in Alaska?
If you want to go to Alaska in august, there are destinations with better weather than Ketchikan:
In august, Anchorage, Fairbanks and Kenai have good weather.
Seasonal average climate and temperature of Ketchikan in august
Check below seasonal norms These statistics are compiled from the weather statements of the last years of the month of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 59°F | ||||
| Highest temperature | 63°F | ||||
| Lowest temperature | 56°F | ||||
| Highest record temperature | 76°F (2017) | ||||
| Lowest record temperature | 47°F (2019) | ||||
| Number of days at +65°F | 10 day(s) (32%) | ||||
| Sea temperature | |||||
| Average sea temperature | 56°F | ||||
| Lowest sea temperature | 53°F | ||||
| Highest sea temperature | 60°F | ||||
| Wind | |||||
| Wind speed | 12km/h | ||||
| Wind temperature | 54°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 13.7in | ||||
| Number of days with rainfall | 12 day(s) (40%) | ||||
| Record daily rainfall | 6.5in (2011) | ||||
| Other climate data | |||||
| Humidity | 93% | ||||
| Visibility | 8.29km | ||||
| Cloud cover | 56% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 04:21 | ||||
| Time of sunset | 19:20 | ||||
| Length of day | 14:59 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last august?
Here is the day by day recorded weather in Ketchikan in august 2024:
54°F to 61°F
56°F to 65°F
58°F to 65°F
58°F to 67°F
59°F to 63°F
61°F to 65°F
59°F to 63°F
59°F to 65°F
59°F to 63°F
58°F to 59°F
56°F to 59°F
58°F to 59°F
58°F to 63°F
56°F to 59°F
56°F to 63°F
56°F to 63°F
58°F to 65°F
59°F to 70°F
58°F to 59°F
58°F to 59°F
54°F to 61°F
58°F to 61°F
56°F to 56°F
56°F to 59°F
54°F to 56°F
54°F to 58°F
52°F to 58°F
54°F to 56°F
54°F to 56°F
54°F to 56°F
56°F to 58°F
Map: other cities in Alaska in august
Cities near Ketchikan:
| Sitka in august | tolerable weather |
| Haines in august | tolerable weather |
| Wrangell-St. Elias National Park in august | very bad weather |
| Cordova in august | tolerable weather |
| Valdez in august | tolerable weather |
| Tok in august | tolerable weather |
| Anchorage in august | good weather |
| Kenai in august | good weather |
| Anchor Point in august | tolerable weather |
| Kodiak in august | tolerable weather |
| Healy in august | tolerable weather |
| Fairbanks in august | good weather |
Click over cities on the map for information about the weather in august.
Ketchikan
perfect weather
good
tolerable
bad
very bad
Weather data for Ketchikan in august:
Weather data for Ketchikan for august are derived from an average of the weather forecast since 2009 in Ketchikan. There is a margin of error and these forecasts are to be considered as general information only. The weather in Ketchikan can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Ketchikan.