Weather History for Juneau, AK

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Monday, March 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 20 °F 34 °F  
Max Temperature 28 °F 40 °F 50 °F (1979)
Min Temperature 11 °F 28 °F 0 °F (2006)
Degree Days  
Heating Degree Days 45 31  
Month to date heating degree days 643 583  
Since 1 July heating degree days 6714 6420  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 19 °F    
Average Humidity 75    
Maximum Humidity 100    
Minimum Humidity 50    
Precipitation  
Precipitation 0.05 in 0.13 in 1.32 in (1970)
Month to date precipitation 1.41 2.32  
Year to date precipitation 15.72 11.80  
Snow  
Snow 1.20 in 0.40 in 4.90 in (1963)
Month to date snowfall 5.3 8.1  
Since 1 July snowfall 68.7 82.1  
Snow Depth 2.00 in    
Sea Level Pressure  
Sea Level Pressure 29.95 in    
Wind  
Wind Speed 4 mph (ESE)    
Max Wind Speed 20 mph    
Max Gust Speed 22 mph    
Visibility 6 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Mar. 18, 2013 Rise Set
Actual Time 7:04 AM AKDT 7:09 PM AKDT
Civil Twilight 6:25 AM AKDT 7:48 PM AKDT
Nautical Twilight 5:38 AM AKDT 8:35 PM AKDT
Astronomical Twilight 4:47 AM AKDT 9:26 PM AKDT
Moon 9:52 AM AKDT (3/18) 2:31 AM AKDT (3/18)
Length of Visible Light 13h 23m
Length of Day
12h 04m
Waxing Crescent, 42% of the Moon is Illuminated
Mar 18
Waxing Crescent
Mar 19
First Quarter
Mar 27
Full
Apr 2
Last Quarter
Apr 10
New

Hourly Weather History & Observations

Time (AKDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 19.0 °F - 15.1 °F 85% 30.02 in 10.0 mi Calm Calm - N/A   Overcast
1:53 AM 17.1 °F - 12.0 °F 81% 30.02 in 10.0 mi Calm Calm - N/A   Partly Cloudy
2:53 AM 15.1 °F - 10.9 °F 84% 30.02 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 12.9 °F - 10.0 °F 88% 30.02 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 14.0 °F - 10.9 °F 88% 30.01 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 10.9 °F - 8.1 °F 88% 30.02 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 12.0 °F - 10.0 °F 92% 30.02 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:53 AM 12.0 °F - 9.0 °F 88% 30.01 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:53 AM 16.0 °F - 15.1 °F 96% 30.01 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 AM 19.9 °F - 14.0 °F 78% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 AM 21.9 °F 17.2 °F 14.0 °F 72% 30.01 in 10.0 mi WSW 3.5 mph - N/A   Overcast
11:53 AM 26.1 °F 21.9 °F 10.0 °F 51% 30.00 in 10.0 mi West 3.5 mph - N/A   Overcast
12:53 PM 26.1 °F 21.9 °F 10.9 °F 53% 30.00 in 10.0 mi Variable 3.5 mph - N/A   Overcast
1:53 PM 26.1 °F 18.4 °F 18.0 °F 71% 30.00 in 4.0 mi ESE 6.9 mph - 0.00 in Snow Light Snow
2:53 PM 26.1 °F 15.6 °F 21.9 °F 84% 29.99 in 2.0 mi ESE 11.5 mph - 0.00 in Snow Light Snow
3:08 PM 26.1 °F 16.2 °F 21.9 °F 84% 29.98 in 1.8 mi East 10.4 mph - 0.00 in Snow Light Snow
3:11 PM 26.1 °F 15.6 °F 21.9 °F 84% 29.98 in 2.0 mi East 11.5 mph - 0.00 in Snow Light Snow
3:27 PM 26.1 °F 14.5 °F 21.9 °F 84% 29.97 in 3.0 mi East 13.8 mph - 0.00 in Snow Light Snow
3:53 PM 27.0 °F 16.1 °F 21.0 °F 78% 29.96 in 8.0 mi ESE 12.7 mph - 0.00 in Snow Light Snow
4:53 PM 27.0 °F 15.6 °F 21.9 °F 81% 29.95 in 5.0 mi ESE 13.8 mph - 0.00 in Snow Light Snow
5:10 PM 27.0 °F 14.3 °F 21.9 °F 81% 29.94 in 2.0 mi ESE 17.3 mph - 0.00 in Snow Light Snow
5:17 PM 26.1 °F 13.1 °F 21.9 °F 84% 29.94 in 1.5 mi East 17.3 mph - 0.00 in Snow Light Snow
5:24 PM 27.0 °F 13.9 °F 21.9 °F 81% 29.93 in 3.0 mi ESE 18.4 mph - 0.00 in Snow Light Snow
5:49 PM 26.6 °F 14.7 °F 21.2 °F 80% 29.93 in 1.2 mi East 15.0 mph - 0.00 in Snow Light Snow
5:53 PM 26.1 °F 15.0 °F 21.9 °F 84% 29.93 in 1.0 mi East 12.7 mph - 0.00 in Snow Light Snow
6:14 PM 26.1 °F 15.0 °F 21.9 °F 84% 29.92 in 3.0 mi East 12.7 mph - 0.00 in Snow Light Snow
6:53 PM 27.0 °F 15.6 °F 23.0 °F 85% 29.91 in 10.0 mi East 13.8 mph - 0.00 in Snow Light Snow
7:53 PM 27.0 °F 18.0 °F 21.9 °F 81% 29.90 in 10.0 mi East 9.2 mph - 0.00 in   Overcast
8:29 PM 26.1 °F 21.9 °F 23.0 °F 88% 29.89 in 2.0 mi SSE 3.5 mph - 0.00 in Snow Light Snow
8:41 PM 27.0 °F 19.5 °F 24.1 °F 89% 29.89 in 1.8 mi East 6.9 mph - 0.00 in Snow Light Snow
8:53 PM 27.0 °F 18.7 °F 24.1 °F 89% 29.88 in 2.0 mi East 8.1 mph - 0.00 in Snow Light Snow
9:01 PM 27.0 °F 18.0 °F 24.1 °F 89% 29.88 in 3.0 mi East 9.2 mph - 0.00 in Snow Light Snow
9:26 PM 27.0 °F 21.6 °F 24.1 °F 89% 29.88 in 5.0 mi Variable 4.6 mph - 0.00 in Snow Light Snow
9:53 PM 25.0 °F 20.7 °F 23.0 °F 92% 29.88 in 10.0 mi SSE 3.5 mph - 0.00 in Snow Light Snow
10:32 PM 26.1 °F - 24.1 °F 92% 29.86 in 2.5 mi Calm Calm - 0.00 in Snow Light Snow
10:53 PM 26.1 °F - 24.1 °F 92% 29.86 in 3.0 mi Calm Calm - 0.00 in Snow Light Snow
11:09 PM 26.1 °F 21.9 °F 24.1 °F 92% 29.85 in 2.0 mi West 3.5 mph - 0.01 in Snow Light Snow
11:53 PM 26.1 °F 21.9 °F 24.1 °F 92% 29.84 in 2.0 mi WSW 3.5 mph - 0.01 in Snow Light Snow