Weather History for Ketchikan, AK

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Wednesday, December 19, 2012

  Actual Average Record
Temperature  
Mean Temperature 36 °F -  
Max Temperature 37 °F 40 °F 57 °F (1969)
Min Temperature 35 °F 30 °F 9 °F (2008)
Degree Days  
Heating Degree Days 29    
Moisture  
Dew Point 28 °F    
Average Humidity 73    
Maximum Humidity 82    
Minimum Humidity 65    
Precipitation  
Precipitation 0.01 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.21 in    
Wind  
Wind Speed 13 mph (SSE)    
Max Wind Speed 23 mph    
Max Gust Speed 37 mph    
Visibility 9 miles    
Events Snow    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 19, 2012 Rise Set
Actual Time 8:11 AM AKST 3:17 PM AKST
Civil Twilight 7:25 AM AKST 4:03 PM AKST
Nautical Twilight 6:37 AM AKST 4:51 PM AKST
Astronomical Twilight 5:52 AM AKST 5:36 PM AKST
Moon 11:12 AM AKST (12/19) No Moon Set
Length of Visible Light 8h 38m
Length of Day
7h 05m
Waxing Crescent, 46% of the Moon is Illuminated
Dec 19
Waxing Crescent
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (AKST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 36.0 °F 24.7 °F 27.0 °F 70% 29.16 in 7.0 mi SE 21.9 mph 34.5 mph 0.00 in Snow Light Snow
1:53 AM 35.1 °F 25.2 °F 28.9 °F 78% 29.16 in 3.0 mi SE 16.1 mph 25.3 mph 0.00 in Snow Light Snow
2:04 AM 35.6 °F 28.6 °F 28.4 °F 75% 29.15 in 5.0 mi SSE 9.2 mph 20.7 mph 0.00 in Snow Light Snow
3:53 AM 37.0 °F 28.1 °F 27.0 °F 67% 29.11 in 10.0 mi ESE 15.0 mph 32.2 mph N/A   Overcast
4:53 AM 37.0 °F 26.7 °F 27.0 °F 67% 29.11 in 10.0 mi SE 19.6 mph 31.1 mph N/A   Overcast
5:53 AM 37.0 °F 26.2 °F 28.0 °F 70% 29.10 in 9.0 mi ESE 21.9 mph 36.8 mph 0.00 in   Overcast
6:06 AM 37.4 °F 27.5 °F 28.4 °F 70% 29.09 in 10.0 mi SE 18.4 mph 32.2 mph N/A   Overcast
6:53 AM 37.9 °F 27.1 °F 27.0 °F 65% 29.09 in 10.0 mi ESE 23.0 mph 35.7 mph N/A   Overcast
7:53 AM 37.0 °F 29.3 °F 27.0 °F 67% 29.12 in 10.0 mi SSE 11.5 mph 26.5 mph N/A   Overcast
8:53 AM 36.0 °F 29.0 °F 30.0 °F 79% 29.13 in 10.0 mi SSE 9.2 mph 16.1 mph N/A   Overcast
9:53 AM 36.0 °F 30.3 °F 28.0 °F 73% 29.14 in 10.0 mi SSE 6.9 mph - 0.00 in   Overcast
10:53 AM 37.0 °F 31.0 °F 28.0 °F 70% 29.16 in 10.0 mi South 8.1 mph - N/A   Overcast
11:53 AM 37.0 °F 32.4 °F 28.0 °F 70% 29.17 in 10.0 mi South 5.8 mph - N/A   Overcast
12:53 PM 37.0 °F 28.1 °F 28.0 °F 70% 29.18 in 10.0 mi SSE 15.0 mph 21.9 mph 0.00 in   Overcast
1:53 PM 35.1 °F 28.6 °F 30.0 °F 82% 29.20 in 7.0 mi South 8.1 mph - 0.00 in Snow Light Snow
2:53 PM 36.0 °F 31.1 °F 30.0 °F 79% 29.22 in 7.0 mi South 5.8 mph - 0.00 in Snow Light Snow
3:53 PM 36.0 °F 29.6 °F 30.0 °F 79% 29.24 in 8.0 mi SSE 8.1 mph - 0.01 in Snow Light Snow
4:53 PM 35.1 °F 30.1 °F 30.0 °F 82% 29.27 in 10.0 mi South 5.8 mph - 0.00 in   Overcast
5:53 PM 35.1 °F 31.0 °F 28.9 °F 78% 29.29 in 10.0 mi SSW 4.6 mph - N/A   Overcast
6:53 PM 35.1 °F 32.2 °F 30.0 °F 82% 29.31 in 10.0 mi SSW 3.5 mph - N/A   Overcast
7:53 PM 36.0 °F 32.1 °F 28.0 °F 73% 29.33 in 10.0 mi South 4.6 mph - N/A   Overcast
8:53 PM 36.0 °F 31.1 °F 27.0 °F 70% 29.35 in 10.0 mi Variable 5.8 mph - N/A   Overcast
9:53 PM 37.0 °F 33.3 °F 27.0 °F 67% 29.37 in 10.0 mi South 4.6 mph - N/A   Overcast
10:53 PM 37.0 °F 33.3 °F 27.0 °F 67% 29.39 in 10.0 mi Variable 4.6 mph - N/A   Overcast
11:53 PM 36.0 °F 33.3 °F 28.0 °F 73% 29.42 in 9.0 mi Variable 3.5 mph - 0.00 in   Overcast