Weather History for Ketchikan, AK

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Monday, December 10, 2012

  Actual Average Record
Temperature  
Mean Temperature 40 °F -  
Max Temperature 44 °F 40 °F 56 °F (1957)
Min Temperature 35 °F 31 °F 11 °F (1977)
Degree Days  
Heating Degree Days 26    
Moisture  
Dew Point 40 °F    
Average Humidity 97    
Maximum Humidity 100    
Minimum Humidity 92    
Precipitation  
Precipitation 0.79 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.79 in    
Wind  
Wind Speed 8 mph (SE)    
Max Wind Speed 21 mph    
Max Gust Speed 31 mph    
Visibility 7 miles    
Events Rain    
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. 10, 2012 Rise Set
Actual Time 8:03 AM AKST 3:16 PM AKST
Civil Twilight 7:17 AM AKST 4:02 PM AKST
Nautical Twilight 6:29 AM AKST 4:49 PM AKST
Astronomical Twilight 5:45 AM AKST 5:34 PM AKST
Moon 4:35 AM AKST (12/10) 1:27 PM AKST (12/10)
Length of Visible Light 8h 44m
Length of Day
7h 12m
Waning Crescent, 9% of the Moon is Illuminated
Dec 10
Waning Crescent
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
12:53 AM 37.0 °F 34.5 °F 37.0 °F 100% 30.12 in 10.0 mi SE 3.5 mph - N/A   Overcast
1:24 AM 39.2 °F 35.9 °F 37.4 °F 93% 30.11 in 10.0 mi South 4.6 mph - N/A   Overcast
1:33 AM 39.2 °F 34.2 °F 37.4 °F 93% 30.11 in 10.0 mi South 6.9 mph - N/A   Overcast
1:53 AM 39.0 °F - 37.9 °F 96% 30.12 in 10.0 mi Calm Calm - 0.00 in   Overcast
3:53 AM 37.9 °F 35.5 °F 37.0 °F 97% 30.09 in 10.0 mi SSE 3.5 mph - 0.00 in Rain Light Rain
4:53 AM 37.0 °F 32.4 °F 37.0 °F 100% 30.07 in 4.0 mi SE 5.8 mph - 0.00 in Rain Light Rain
5:06 AM 35.6 °F 30.7 °F 35.6 °F 100% 30.06 in 1.8 mi SE 5.8 mph - 0.00 in Rain Light Rain
5:18 AM 39.2 °F 35.9 °F 37.4 °F 93% 30.06 in 3.0 mi SSE 4.6 mph - 0.00 in   Overcast
5:43 AM 37.4 °F 34.9 °F 37.4 °F 100% 30.05 in 4.0 mi SSE 3.5 mph - 0.01 in Rain Light Rain
5:53 AM 37.9 °F 35.5 °F 37.9 °F 100% 30.05 in 4.0 mi SSE 3.5 mph - 0.01 in Rain Light Rain
6:02 AM 37.4 °F 33.8 °F 37.4 °F 100% 30.05 in 5.0 mi SE 4.6 mph - 0.00 in Rain Light Rain
6:53 AM 37.9 °F 33.5 °F 37.9 °F 100% 30.04 in 5.0 mi SSE 5.8 mph - 0.01 in Rain Light Rain
7:53 AM 39.0 °F 34.0 °F 39.0 °F 100% 30.01 in 10.0 mi SSE 6.9 mph - 0.03 in Rain Light Rain
8:53 AM 39.0 °F 34.0 °F 39.0 °F 100% 29.99 in 5.0 mi South 6.9 mph - 0.03 in Rain Light Rain
9:53 AM 41.0 °F 34.7 °F 41.0 °F 100% 29.93 in 9.0 mi SE 10.4 mph - 0.06 in Rain Light Rain
10:53 AM - - - N/A% 29.89 in - North - - 0.02 in   Unknown
10:58 AM - - - N/A% 29.89 in 3.0 mi East 17.3 mph - N/A Rain Light Rain
11:37 AM 41.0 °F 33.1 °F 41.0 °F 100% 29.85 in 1.8 mi SE 15.0 mph - N/A   Overcast
11:44 AM 42.8 °F 35.1 °F 41.0 °F 93% 29.84 in 3.0 mi SE 16.1 mph - N/A   Overcast
11:53 AM 42.1 °F 33.9 °F 42.1 °F 100% 29.85 in 3.0 mi SE 17.3 mph - N/A   Overcast
12:53 PM 43.0 °F 36.4 °F 42.1 °F 97% 29.80 in 7.0 mi SE 12.7 mph - 0.03 in Rain Light Rain
1:53 PM 43.0 °F 36.0 °F 43.0 °F 100% 29.75 in 9.0 mi SE 13.8 mph - 0.05 in Rain Light Rain
2:53 PM 43.0 °F 36.4 °F 43.0 °F 100% 29.70 in 9.0 mi SE 12.7 mph - 0.02 in Rain Light Rain
3:53 PM 44.1 °F 36.8 °F 43.0 °F 96% 29.65 in 9.0 mi SE 16.1 mph - 0.05 in Rain Light Rain
4:53 PM 43.0 °F 37.2 °F 42.1 °F 97% 29.60 in 8.0 mi SE 10.4 mph - 0.07 in Rain Light Rain
5:53 PM 43.0 °F 35.7 °F 41.0 °F 93% 29.56 in 8.0 mi SE 15.0 mph - 0.07 in Rain Light Rain
6:53 PM 42.1 °F 33.9 °F 41.0 °F 96% 29.51 in 7.0 mi SE 17.3 mph 26.5 mph 0.02 in Rain Light Rain
7:53 PM 42.1 °F 33.1 °F 41.0 °F 96% 29.48 in 3.0 mi SE 20.7 mph 31.1 mph 0.06 in Rain Light Rain
8:53 PM 42.1 °F 33.9 °F 41.0 °F 96% 29.45 in 3.0 mi SE 17.3 mph 25.3 mph 0.08 in Rain Light Rain
9:12 PM 42.8 °F 35.1 °F 41.0 °F 93% 29.43 in 6.0 mi SE 16.1 mph 24.2 mph 0.02 in Rain Light Rain
9:53 PM 43.0 °F 36.0 °F 41.0 °F 93% 29.43 in 6.0 mi SE 13.8 mph 23.0 mph 0.04 in Rain Light Rain
10:33 PM 42.8 °F 37.5 °F 41.0 °F 93% 29.40 in 9.0 mi SE 9.2 mph - 0.03 in Rain Light Rain
10:53 PM 43.0 °F 38.2 °F 41.0 °F 93% 29.39 in 7.0 mi SE 8.1 mph - 0.06 in Rain Rain
11:00 PM 42.8 °F 38.0 °F 41.0 °F 93% 29.39 in 7.0 mi SE 8.1 mph - 0.01 in Rain Light Rain
11:08 PM 42.8 °F 37.5 °F 42.8 °F 100% 29.38 in 10.0 mi SE 9.2 mph - 0.02 in Rain Light Rain
11:53 PM 42.1 °F 34.9 °F 39.9 °F 92% 29.37 in 10.0 mi SE 13.8 mph - 0.08 in Rain Light Rain