Weather History for Ketchikan, AK

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Thursday, December 29, 2011

  Actual Average Record
Temperature  
Mean Temperature 33 °F -  
Max Temperature 36 °F 39 °F 51 °F (1976)
Min Temperature 30 °F 29 °F 4 °F (1968)
Degree Days  
Heating Degree Days 32    
Moisture  
Dew Point 27 °F    
Average Humidity 81    
Maximum Humidity 93    
Minimum Humidity 61    
Precipitation  
Precipitation 0.01 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.56 in    
Wind  
Wind Speed 4 mph (WSW)    
Max Wind Speed 7 mph    
Max Gust Speed 16 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. 29, 2011 Rise Set
Actual Time 8:14 AM AKST 3:23 PM AKST
Civil Twilight 7:28 AM AKST 4:09 PM AKST
Nautical Twilight 6:40 AM AKST 4:57 PM AKST
Astronomical Twilight 5:55 AM AKST 5:42 PM AKST
Moon 10:12 AM AKST (12/29) 10:11 PM AKST (12/29)
Length of Visible Light 8h 41m
Length of Day
7h 09m
Waxing Crescent, 28% of the Moon is Illuminated
Dec 29
Waxing Crescent
Dec 31
First Quarter
Jan 8
Full
Jan 16
Last Quarter
Jan 22
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 30.3 °F 27.0 °F 70% 29.51 in 10.0 mi NW 6.9 mph 16.1 mph 0.00 in   Partly Cloudy
1:53 AM 35.1 °F 30.1 °F 26.1 °F 70% 29.56 in 10.0 mi Variable 5.8 mph - N/A   Clear
2:53 AM 34.0 °F - 26.1 °F 73% 29.60 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:53 AM 34.0 °F - 27.0 °F 75% 29.64 in 10.0 mi Calm Calm - N/A   Overcast
4:53 AM 32.0 °F 27.5 °F 27.0 °F 82% 29.65 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
5:53 AM 30.9 °F - 27.0 °F 85% 29.66 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:53 AM 32.0 °F - 27.0 °F 82% 29.69 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:53 AM 30.0 °F 26.5 °F 27.0 °F 88% 29.70 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
8:53 AM 32.0 °F 28.7 °F 27.0 °F 82% 29.73 in 10.0 mi South 3.5 mph - N/A   Partly Cloudy
9:53 AM 33.1 °F 28.7 °F 27.0 °F 78% 29.73 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
10:53 AM 33.1 °F - 27.0 °F 78% 29.71 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:53 AM 32.0 °F 27.5 °F 30.0 °F 92% 29.70 in 10.0 mi SE 4.6 mph - N/A   Mostly Cloudy
12:53 PM 32.0 °F 26.4 °F 28.9 °F 88% 29.68 in 1.5 mi SE 5.8 mph - 0.01 in Snow Light Snow
1:00 PM 32.0 °F 27.5 °F 30.2 °F 93% 29.67 in 1.0 mi SE 4.6 mph - 0.00 in Snow Light Snow
1:08 PM 32.0 °F - 30.2 °F 93% 29.66 in 7.0 mi Calm Calm - 0.00 in Snow Light Snow
1:23 PM 32.0 °F - 30.2 °F 93% 29.66 in 10.0 mi Calm Calm - 0.00 in Snow Light Snow
1:53 PM 32.0 °F - 30.0 °F 92% 29.64 in 10.0 mi Calm Calm - 0.00 in   Overcast
2:53 PM 32.0 °F - 28.9 °F 88% 29.61 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:53 PM 32.0 °F - 28.9 °F 88% 29.57 in 10.0 mi Calm Calm - 0.00 in   Overcast
4:53 PM 32.0 °F 28.7 °F 28.0 °F 85% 29.51 in 10.0 mi WNW 3.5 mph - N/A   Overcast
5:53 PM 32.0 °F 27.5 °F 27.0 °F 82% 29.46 in 10.0 mi West 4.6 mph - N/A   Mostly Cloudy
6:53 PM 32.0 °F 27.5 °F 26.1 °F 79% 29.41 in 10.0 mi WNW 4.6 mph - N/A   Overcast
7:53 PM 32.0 °F 27.5 °F 25.0 °F 75% 29.36 in 10.0 mi WNW 4.6 mph - N/A   Overcast
8:53 PM 32.0 °F 26.4 °F 24.1 °F 73% 29.31 in 10.0 mi WNW 5.8 mph - N/A   Overcast
9:53 PM 33.1 °F 26.9 °F 23.0 °F 66% 29.29 in 10.0 mi WNW 6.9 mph - N/A   Overcast
10:53 PM 34.0 °F 29.8 °F 21.9 °F 61% 29.27 in 10.0 mi NW 4.6 mph - N/A   Overcast
11:53 PM 33.1 °F 26.9 °F 25.0 °F 72% 29.26 in 10.0 mi NW 6.9 mph - N/A   Overcast