Weather History for Ketchikan, AK

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Week of January 13, 2013 through January 19, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 45 °F 42 °F 37 °F
Mean Temperature 43 °F 40 °F 35 °F
Min Temperature 41 °F 37 °F 33 °F
Degree Days  
Heating Degree Days (base 65) 30 25 22 177
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 43 °F 38 °F 33 °F
Precipitation  
Precipitation 0.77 in 0.17 in 0.01 in 1.22 in
Snowdepth - - - -
Wind  
Wind 30 mph 7 mph 0 mph
Gust Wind 44 mph 30 mph 26 mph
Sea Level Pressure  
Sea Level Pressure 30.49 in 30.28 in 29.85 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Jan. 18, 2013 Rise Set
Actual Time 8:00 AM AKST 3:55 PM AKST
Civil Twilight 7:17 AM AKST 4:38 PM AKST
Nautical Twilight 6:31 AM AKST 5:23 PM AKST
Astronomical Twilight 5:47 AM AKST 6:07 PM AKST
Moon 10:15 AM AKST (1/18) 12:15 AM AKST (1/18)
Length of Visible Light 9h 20m
Length of Day
7h 54m
Waxing Crescent, 49% of the Moon is Illuminated
Jan 18
Waxing Crescent
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 9
New

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
13 37 35 33 37 36 34 100 100 100 30.44 30.42 30.40 10 4 2 5 2 - 0.14 Rain
14 43 40 37 42 39 37 100 98 87 30.48 30.44 30.41 10 6 0 13 5 - 0.05 Fog
15 43 41 39 42 40 37 100 94 87 30.49 30.42 30.36 10 8 4 21 12 29 0.05 Rain
16 45 43 41 43 41 39 97 93 87 30.44 30.31 30.06 10 8 2 22 9 29 0.18 Rain
17 45 43 41 43 41 39 97 93 87 30.05 29.93 29.85 10 6 2 30 17 44 0.77 Rain
18 42 38 33 39 35 33 100 93 83 30.29 30.17 30.00 10 10 6 12 2 - 0.02 Rain
19 41 38 36 40 37 33 100 95 89 30.32 30.29 30.27 10 9 6 6 2 - 0.01