Weather History for Juneau, AK

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Friday, December 28, 2012

  Actual Average Record
Temperature  
Mean Temperature 32 °F 29 °F  
Max Temperature 33 °F 33 °F 47 °F (2005)
Min Temperature 30 °F 24 °F -9 °F (1949)
Degree Days  
Heating Degree Days 33 36  
Month to date heating degree days 1182 980  
Since 1 July heating degree days 4123 3611  
Moisture  
Dew Point 30 °F    
Average Humidity 96    
Maximum Humidity 100    
Minimum Humidity 92    
Precipitation  
Precipitation 0.36 in 0.17 in 2.24 in (1956)
Month to date precipitation 3.90 5.33  
Year to date precipitation 62.40 61.76  
Snow  
Snow 1.50 in 0.60 in 10.20 in (1955)
Month to date snowfall 26.7 13.8  
Since 1 July snowfall 43.7 27.7  
Snow Depth 5.00 in    
Sea Level Pressure  
Sea Level Pressure 29.86 in    
Wind  
Wind Speed 14 mph (East)    
Max Wind Speed 21 mph    
Max Gust Speed 23 mph    
Visibility 5 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 28, 2012 Rise Set
Actual Time 8:47 AM AKST 3:13 PM AKST
Civil Twilight 7:54 AM AKST 4:05 PM AKST
Nautical Twilight 7:01 AM AKST 4:58 PM AKST
Astronomical Twilight 6:12 AM AKST 5:47 PM AKST
Moon 4:14 PM AKST (12/28) 8:31 AM AKST (12/28)
Length of Visible Light 8h 11m
Length of Day
6h 26m
Full, 100% of the Moon is Illuminated
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

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 30.0 °F 18.7 °F 28.9 °F 96% 29.75 in 4.0 mi East 16.1 mph - 0.01 in Snow Light Snow
1:05 AM 30.0 °F 19.1 °F 28.9 °F 96% 29.75 in 2.5 mi East 15.0 mph - 0.00 in Snow Light Snow
1:36 AM 30.9 °F 20.7 °F 28.9 °F 92% 29.74 in 4.0 mi East 13.8 mph - 0.01 in Snow Light Snow
1:53 AM 30.9 °F 20.2 °F 28.9 °F 92% 29.75 in 4.0 mi East 15.0 mph - 0.02 in Snow Light Snow
3:36 AM 30.9 °F 19.4 °F 28.9 °F 92% 29.75 in 2.0 mi East 17.3 mph - 0.03 in Snow Light Snow
3:53 AM 30.9 °F 19.4 °F 28.9 °F 92% 29.75 in 3.0 mi East 17.3 mph - 0.05 in Snow Light Snow
4:53 AM 30.9 °F 19.4 °F 30.0 °F 96% 29.75 in 4.0 mi East 17.3 mph - 0.03 in Snow Light Snow
5:53 AM 32.0 °F 20.5 °F 30.0 °F 92% 29.75 in 5.0 mi ESE 18.4 mph - 0.03 in Snow Light Snow
6:53 AM 32.0 °F 21.6 °F 30.9 °F 96% 29.76 in 3.0 mi East 15.0 mph - 0.04 in Snow Light Snow
7:53 AM 32.0 °F 21.6 °F 30.9 °F 96% 29.78 in 4.0 mi East 15.0 mph - 0.02 in Snow Light Snow
8:49 AM 32.0 °F 22.5 °F 30.2 °F 93% 29.80 in 2.0 mi East 12.7 mph - 0.02 in Snow Light Snow
8:53 AM 32.0 °F 21.6 °F 30.9 °F 96% 29.80 in 2.0 mi East 15.0 mph - 0.02 in Snow Light Snow
9:18 AM 32.0 °F 21.2 °F 30.9 °F 96% 29.81 in 3.0 mi East 16.1 mph - 0.01 in Snow Light Snow
9:38 AM 32.0 °F 21.2 °F 30.0 °F 92% 29.82 in 6.0 mi East 16.1 mph - 0.01 in Snow Light Snow
9:53 AM 32.0 °F 22.5 °F 30.9 °F 96% 29.82 in 5.0 mi East 12.7 mph - 0.01 in Snow Light Snow
10:28 AM 32.0 °F 21.2 °F 30.9 °F 96% 29.83 in 6.0 mi East 16.1 mph - 0.00 in Snow Light Snow
10:53 AM 32.0 °F 20.5 °F 30.9 °F 96% 29.83 in 6.0 mi East 18.4 mph - 0.00 in Snow Light Snow
11:21 AM 32.0 °F 20.5 °F 30.9 °F 96% 29.84 in 6.0 mi East 18.4 mph - 0.00 in Snow Light Snow
11:53 AM 32.0 °F 21.2 °F 30.0 °F 92% 29.85 in 7.0 mi East 16.1 mph - 0.00 in Snow Light Snow
12:29 PM 32.0 °F 21.6 °F 30.0 °F 92% 29.85 in 4.0 mi East 15.0 mph - 0.00 in Snow Light Snow
12:53 PM 30.9 °F 19.8 °F 30.0 °F 96% 29.87 in 5.0 mi East 16.1 mph - 0.01 in Snow Light Snow
1:53 PM 30.9 °F 19.8 °F 30.0 °F 96% 29.88 in 3.0 mi East 16.1 mph - 0.01 in Snow Light Snow
2:48 PM 30.2 °F 18.5 °F 28.4 °F 93% 29.89 in 2.0 mi East 17.3 mph - 0.01 in Snow Light Snow
2:53 PM 30.9 °F 19.8 °F 28.9 °F 92% 29.90 in 3.0 mi East 16.1 mph - 0.01 in Snow Light Snow
3:53 PM 30.9 °F 22.2 °F 30.0 °F 96% 29.91 in 3.0 mi East 10.4 mph - 0.01 in Snow Light Snow
4:53 PM 30.9 °F 21.2 °F 30.0 °F 96% 29.93 in 3.0 mi East 12.7 mph - 0.03 in Snow Light Snow
5:53 PM 30.9 °F 21.7 °F 30.0 °F 96% 29.94 in 3.0 mi East 11.5 mph - 0.01 in Snow Light Snow
6:53 PM 30.9 °F 21.2 °F 30.0 °F 96% 29.96 in 6.0 mi ESE 12.7 mph - 0.01 in Snow Light Snow
7:53 PM 30.9 °F 21.7 °F 30.0 °F 96% 29.99 in 7.0 mi East 11.5 mph - 0.01 in Snow Light Snow
8:53 PM 30.9 °F 21.7 °F 30.0 °F 96% 30.01 in 10.0 mi East 11.5 mph - 0.01 in   Overcast
9:53 PM 32.0 °F 23.0 °F 30.0 °F 92% 30.03 in 10.0 mi East 11.5 mph - N/A   Overcast
10:53 PM 32.0 °F 24.2 °F 30.0 °F 92% 30.06 in 10.0 mi East 9.2 mph - N/A   Overcast
11:53 PM 32.0 °F 22.5 °F 30.0 °F 92% 30.06 in 10.0 mi East 12.7 mph - N/A   Overcast