Weather History for Ketchikan, AK

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Friday, December 7, 2012

  Actual Average Record
Temperature  
Mean Temperature 31 °F -  
Max Temperature 34 °F 41 °F 53 °F (2014)
Min Temperature 28 °F 31 °F 8 °F (1977)
Degree Days  
Heating Degree Days 34    
Moisture  
Dew Point 31 °F    
Average Humidity 95    
Maximum Humidity 100    
Minimum Humidity 87    
Precipitation  
Precipitation 0.05 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.87 in    
Wind  
Wind Speed 2 mph (South)    
Max Wind Speed 6 mph    
Max Gust Speed -    
Visibility 8 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. 07, 2012 Rise Set
Actual Time 7:59 AM AKST 3:17 PM AKST
Civil Twilight 7:14 AM AKST 4:02 PM AKST
Nautical Twilight 6:26 AM AKST 4:50 PM AKST
Astronomical Twilight 5:42 AM AKST 5:34 PM AKST
Moon 12:28 AM AKST (12/7) 12:10 PM AKST (12/7)
Length of Visible Light 8h 48m
Length of Day
7h 17m
Last Quarter, 37% of the Moon is Illuminated
Dec 7
Last Quarter
Dec 12
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Hourly Weather History & Observations

Time (AKST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:08 AM 33.8 °F - 32.0 °F 93% 29.67 in 2.0 mi Calm Calm - 0.01 in Snow Light Snow
12:15 AM 33.8 °F - 32.0 °F 93% 29.67 in 3.0 mi Calm Calm - 0.01 in Snow Light Snow
12:49 AM 33.8 °F 29.6 °F 32.0 °F 93% 29.69 in 4.0 mi NW 4.6 mph - 0.02 in Snow Light Snow
12:53 AM 33.1 °F 30.0 °F 32.0 °F 96% 29.70 in 4.0 mi NW 3.5 mph - 0.02 in Snow Light Snow
1:18 AM 33.8 °F 28.6 °F 32.0 °F 93% 29.70 in 2.5 mi NNW 5.8 mph - 0.02 in Snow Light Snow
1:25 AM 33.8 °F 29.6 °F 33.8 °F 100% 29.71 in 3.0 mi NNW 4.6 mph - 0.02 in Snow Light Snow
1:53 AM 33.1 °F 30.0 °F 32.0 °F 96% 29.73 in 8.0 mi West 3.5 mph - 0.03 in Snow Light Snow
2:13 AM 33.8 °F - 32.0 °F 93% 29.73 in 10.0 mi Calm Calm - 0.00 in   Overcast
2:34 AM 33.8 °F - 32.0 °F 93% 29.74 in 10.0 mi Calm Calm - 0.00 in   Mostly Cloudy
2:44 AM 33.8 °F - 32.0 °F 93% 29.74 in 10.0 mi Calm Calm - 0.00 in   Scattered Clouds
3:53 AM 32.0 °F 28.7 °F 30.9 °F 96% 29.77 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
4:53 AM 33.1 °F - 30.9 °F 92% 29.78 in 10.0 mi Calm Calm - N/A   Overcast
5:48 AM 33.8 °F 30.8 °F 30.2 °F 87% 29.79 in 2.5 mi SSE 3.5 mph - 0.00 in Snow Light Snow
5:53 AM 33.1 °F 30.0 °F 32.0 °F 96% 29.79 in 2.0 mi ESE 3.5 mph - 0.00 in Snow Light Snow
5:57 AM 33.8 °F 30.8 °F 32.0 °F 93% 29.79 in 3.0 mi ESE 3.5 mph - 0.00 in Snow Light Snow
6:12 AM 32.0 °F 27.5 °F 32.0 °F 100% 29.79 in 10.0 mi SE 4.6 mph - 0.00 in   Overcast
6:53 AM 32.0 °F 28.7 °F 30.9 °F 96% 29.81 in 10.0 mi South 3.5 mph - 0.00 in   Overcast
7:23 AM 30.2 °F - 30.2 °F 100% 29.80 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 30.9 °F 27.5 °F 30.0 °F 96% 29.82 in 10.0 mi SE 3.5 mph - N/A   Mostly Cloudy
8:53 AM 32.0 °F - 32.0 °F 100% 29.85 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:32 AM 33.8 °F 30.8 °F 33.8 °F 100% 29.85 in 10.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
9:53 AM 33.1 °F 28.7 °F 32.0 °F 96% 29.87 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
10:53 AM 33.1 °F 30.0 °F 32.0 °F 96% 29.89 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
11:53 AM 34.0 °F - 32.0 °F 92% 29.90 in 10.0 mi Calm Calm - N/A   Overcast
12:53 PM 34.0 °F - 33.1 °F 96% 29.92 in 10.0 mi Calm Calm - 0.00 in   Mostly Cloudy
1:53 PM 34.0 °F - 33.1 °F 96% 29.93 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:53 PM 34.0 °F - 32.0 °F 92% 29.96 in 10.0 mi Calm Calm - N/A   Overcast
3:53 PM 33.1 °F - 30.9 °F 92% 29.97 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:53 PM 33.1 °F - 32.0 °F 96% 29.99 in 10.0 mi Calm Calm - 0.00 in Snow Light Snow
5:53 PM 33.1 °F - 32.0 °F 96% 30.02 in 10.0 mi Calm Calm - 0.00 in   Overcast
6:53 PM 33.1 °F - 32.0 °F 96% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
7:53 PM 32.0 °F - 30.9 °F 96% 30.06 in 10.0 mi Calm Calm - N/A   Overcast
8:53 PM 33.1 °F 28.7 °F 30.9 °F 92% 30.08 in 10.0 mi NNW 4.6 mph - N/A   Overcast
9:36 PM 30.2 °F - 30.2 °F 100% 30.09 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 PM 30.0 °F - 28.9 °F 96% 30.10 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 28.9 °F - 27.0 °F 92% 30.11 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:07 PM 30.2 °F - 28.4 °F 93% 30.11 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:53 PM 32.0 °F - 30.0 °F 92% 30.12 in 10.0 mi Calm Calm - N/A   Overcast