Weather History for Ketchikan, AK

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Week of January 20, 2013 through January 26, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 44 °F 43 °F 41 °F
Mean Temperature 42 °F 40 °F 37 °F
Min Temperature 39 °F 37 °F 33 °F
Degree Days  
Heating Degree Days (base 65) 28 25 24 178
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 41 °F 37 °F 33 °F
Precipitation  
Precipitation 1.09 in 0.54 in 0.01 in 3.80 in
Snowdepth - - - -
Wind  
Wind 32 mph 9 mph 0 mph
Gust Wind 46 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.32 in 29.82 in 29.37 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Jan. 20, 2013 Rise Set
Actual Time 7:57 AM AKST 3:58 PM AKST
Civil Twilight 7:15 AM AKST 4:41 PM AKST
Nautical Twilight 6:29 AM AKST 5:27 PM AKST
Astronomical Twilight 5:46 AM AKST 6:10 PM AKST
Moon 11:06 AM AKST 2:32 AM AKST
Length of Visible Light 9h 26m
Length of Day
8h 01m
Waxing Gibbous, 67% of the Moon is Illuminated
Jan 20
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 9
New
Feb 17
First Quarter

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  
20 42 40 37 39 37 36 100 91 79 30.32 30.28 30.24 10 9 4 10 6 - 0.06 Rain
21 41 37 33 39 37 34 100 96 93 30.23 30.06 29.87 10 8 0 9 6 - 0.01 Fog , Rain
22 42 38 35 39 36 33 96 88 76 29.88 29.77 29.68 10 8 6 15 8 22 0.90 Rain
23 43 41 39 41 39 37 97 92 86 29.82 29.73 29.68 10 8 2 17 10 21 0.70 Rain
24 44 40 39 40 37 34 93 87 73 29.82 29.63 29.37 10 9 5 32 13 46 0.86 Rain
25 44 42 39 40 38 37 100 91 81 29.69 29.57 29.47 10 8 2 22 13 31 1.09 Rain
26 42 40 37 39 37 33 97 91 83 29.76 29.73 29.69 10 9 2 14 8 - 0.18 Rain