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Climate & Weather Averages in Ketchikan, Alaska, USA

Currently: 64 °F. Scattered clouds. (Weather station: Ketchikan International Airport, USA). See more current weather

Annual Weather Averages in Ketchikan

Based on weather reports collected during 1985–2015.

All Year Climate & Weather Averages in Ketchikan

High Temp: 64 °F

Low Temp: 31 °F

Mean Temp: 46 °F

Precipitation: 7.89"

Humidity: 83%

Dew Point: 41 °F

Wind: 7 mph

Pressure: 30.01 "Hg

Visibility: 11 mi

January Climate & Weather Averages in Ketchikan

High Temp: 40 °F

Low Temp: 32 °F

Mean Temp: 36 °F

Precipitation: 10.14"

Humidity: 87%

Dew Point: 33 °F

Wind: 8 mph

Pressure: 30.01 "Hg

Visibility: 9 mi

February Climate & Weather Averages in Ketchikan

High Temp: 41 °F

Low Temp: 31 °F

Mean Temp: 36 °F

Precipitation: 7.38"

Humidity: 84%

Dew Point: 32 °F

Wind: 8 mph

Pressure: 30.05 "Hg

Visibility: 10 mi

March Climate & Weather Averages in Ketchikan

High Temp: 44 °F

Low Temp: 33 °F

Mean Temp: 38 °F

Precipitation: 7.73"

Humidity: 81%

Dew Point: 33 °F

Wind: 7 mph

Pressure: 29.97 "Hg

Visibility: 10 mi

April Climate & Weather Averages in Ketchikan

High Temp: 49 °F

Low Temp: 36 °F

Mean Temp: 43 °F

Precipitation: 6.36"

Humidity: 80%

Dew Point: 37 °F

Wind: 8 mph

Pressure: 29.97 "Hg

Visibility: 12 mi

May Climate & Weather Averages in Ketchikan

High Temp: 56 °F

Low Temp: 43 °F

Mean Temp: 49 °F

Precipitation: 4.92"

Humidity: 77%

Dew Point: 42 °F

Wind: 7 mph

Pressure: 30.02 "Hg

Visibility: 13 mi

June Climate & Weather Averages in Ketchikan

High Temp: 61 °F

Low Temp: 49 °F

Mean Temp: 55 °F

Precipitation: 3.99"

Humidity: 78%

Dew Point: 48 °F

Wind: 7 mph

Pressure: 30.02 "Hg

Visibility: 14 mi

July Climate & Weather Averages in Ketchikan

High Temp: 64 °F

Low Temp: 52 °F

Mean Temp: 58 °F

Precipitation: 4.12"

Humidity: 81%

Dew Point: 52 °F

Wind: 7 mph

Pressure: 30.07 "Hg

Visibility: 13 mi

August Climate & Weather Averages in Ketchikan

High Temp: 64 °F

Low Temp: 53 °F

Mean Temp: 58 °F

Precipitation: 5.29"

Humidity: 83%

Dew Point: 53 °F

Wind: 7 mph

Pressure: 30.03 "Hg

Visibility: 12 mi

September Climate & Weather Averages in Ketchikan

High Temp: 59 °F

Low Temp: 48 °F

Mean Temp: 53 °F

Precipitation: 8.93"

Humidity: 86%

Dew Point: 49 °F

Wind: 7 mph

Pressure: 30.01 "Hg

Visibility: 11 mi

October Climate & Weather Averages in Ketchikan

High Temp: 51 °F

Low Temp: 41 °F

Mean Temp: 46 °F

Precipitation: 13.08"

Humidity: 88%

Dew Point: 43 °F

Wind: 7 mph

Pressure: 29.98 "Hg

Visibility: 10 mi

November Climate & Weather Averages in Ketchikan

High Temp: 44 °F

Low Temp: 35 °F

Mean Temp: 39 °F

Precipitation: 12.06"

Humidity: 87%

Dew Point: 36 °F

Wind: 7 mph

Pressure: 29.96 "Hg

Visibility: 9 mi

December Climate & Weather Averages in Ketchikan

High Temp: 41 °F

Low Temp: 33 °F

Mean Temp: 37 °F

Precipitation: 10.64"

Humidity: 87%

Dew Point: 33 °F

Wind: 7 mph

Pressure: 30.03 "Hg

Visibility: 9 mi

Quick Climate Info

Hottest MonthAugust (58 °F avg)
Coldest MonthJanuary (36 °F avg)
Wettest MonthOctober (13.08" avg)
Windiest MonthApril (8 mph avg)
Annual precip.94.64" (per year)

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