Weather History for Juneau, AK

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Friday, January 4, 2013

  Actual Average Record
Temperature  
Mean Temperature 33 °F 28 °F  
Max Temperature 35 °F 33 °F 47 °F (2003)
Min Temperature 31 °F 24 °F -1 °F (1966)
Degree Days  
Heating Degree Days 32 37  
Month to date heating degree days 122 148  
Since 1 July heating degree days 4332 3869  
Moisture  
Dew Point 31 °F    
Average Humidity 95    
Maximum Humidity 100    
Minimum Humidity 89    
Precipitation  
Precipitation 0.11 in 0.18 in 1.75 in (1963)
Month to date precipitation 0.61 0.70  
Year to date precipitation 0.61 0.70  
Snow  
Snow 1.70 in 0.80 in 5.90 in (2009)
Month to date snowfall 2.9 2.9  
Since 1 July snowfall 46.6 32.4  
Snow Depth 3.00 in    
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 3 mph (East)    
Max Wind Speed 10 mph    
Max Gust Speed 15 mph    
Visibility 4 miles    
Events Fog , Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 04, 2013 Rise Set
Actual Time 8:44 AM AKST 3:22 PM AKST
Civil Twilight 7:53 AM AKST 4:14 PM AKST
Nautical Twilight 7:00 AM AKST 5:06 PM AKST
Astronomical Twilight 6:12 AM AKST 5:55 PM AKST
Moon No Moon Rise 10:42 AM AKST (1/4)
Length of Visible Light 8h 20m
Length of Day
6h 38m
Waning Gibbous, 53% of the Moon is Illuminated
Jan 4
Waning Gibbous
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
12:24 AM 30.9 °F - 30.0 °F 96% 29.82 in 1.0 mi Calm Calm - 0.02 in Snow Light Snow
12:53 AM 30.9 °F - 30.9 °F 100% 29.82 in 1.0 mi Calm Calm - 0.03 in Snow Light Snow
1:30 AM 30.9 °F - 30.9 °F 100% 29.85 in 0.8 mi Calm Calm - 0.02 in Snow Light Snow
1:53 AM 30.9 °F - 30.9 °F 100% 29.86 in 1.0 mi Calm Calm - 0.04 in Snow Light Snow
2:26 AM 30.9 °F - 30.9 °F 100% 29.87 in 1.2 mi Calm Calm - 0.03 in Snow Light Snow
3:06 AM 30.9 °F - 30.9 °F 100% 29.89 in 1.5 mi Calm Calm - 0.01 in Snow Light Snow
3:31 AM 30.9 °F - 30.9 °F 100% 29.90 in 1.8 mi Calm Calm - 0.01 in Snow Light Snow
3:53 AM 30.9 °F - 30.9 °F 100% 29.91 in 1.8 mi Calm Calm - 0.01 in Snow Light Snow
4:36 AM 30.9 °F 25.2 °F 30.9 °F 100% 29.92 in 2.0 mi East 5.8 mph - 0.00 in Snow Light Snow
4:53 AM 30.9 °F 25.2 °F 30.0 °F 96% 29.93 in 2.0 mi East 5.8 mph - 0.00 in Rain , Snow Light Snow
5:16 AM 30.9 °F 26.2 °F 30.9 °F 100% 29.93 in 4.0 mi East 4.6 mph - 0.00 in Snow Light Snow
5:53 AM 32.0 °F 24.8 °F 30.9 °F 96% 29.94 in 10.0 mi ENE 8.1 mph - 0.00 in   Overcast
6:53 AM 33.1 °F 26.9 °F 30.9 °F 92% 29.96 in 10.0 mi East 6.9 mph - N/A   Overcast
7:53 AM 33.1 °F 28.7 °F 30.9 °F 92% 29.98 in 10.0 mi East 4.6 mph - N/A   Overcast
8:53 AM 32.0 °F - 32.0 °F 100% 30.00 in 10.0 mi Calm Calm - N/A   Overcast
9:29 AM 32.0 °F - 30.9 °F 96% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
9:53 AM 33.1 °F 30.0 °F 30.9 °F 92% 30.05 in 9.0 mi NNW 3.5 mph - N/A   Overcast
10:53 AM 32.0 °F 28.7 °F 32.0 °F 100% 30.09 in 8.0 mi SE 3.5 mph - N/A   Overcast
11:44 AM 33.1 °F 30.0 °F 32.0 °F 96% 30.08 in 9.0 mi East 3.5 mph - 0.00 in   Overcast
11:53 AM 33.1 °F 26.9 °F 30.9 °F 92% 30.07 in 10.0 mi East 6.9 mph - 0.00 in   Mostly Cloudy
12:53 PM 33.1 °F 27.7 °F 32.0 °F 96% 30.08 in 10.0 mi SE 5.8 mph - 0.00 in Rain Light Rain
1:23 PM 32.0 °F 28.7 °F 32.0 °F 100% 30.08 in 9.0 mi South 3.5 mph - 0.00 in   Overcast
1:53 PM 32.0 °F 26.4 °F 32.0 °F 100% 30.08 in 9.0 mi East 5.8 mph - 0.00 in Rain Light Rain
2:53 PM 32.0 °F 26.4 °F 30.9 °F 96% 30.07 in 2.0 mi SW 5.8 mph - 0.00 in Fog Patches of Fog
3:05 PM 30.9 °F 27.5 °F 30.0 °F 96% 30.08 in 0.8 mi West 3.5 mph - N/A   Overcast
3:33 PM 32.0 °F - 32.0 °F 100% 30.08 in 1.0 mi Calm Calm - N/A   Overcast
3:53 PM 32.0 °F - 30.9 °F 96% 30.08 in 1.0 mi Calm Calm - N/A   Overcast
4:34 PM 32.0 °F 28.7 °F 30.9 °F 96% 30.06 in 1.0 mi ESE 3.5 mph - N/A   Overcast
4:53 PM 30.9 °F - 30.9 °F 100% 30.06 in 1.0 mi Calm Calm - N/A   Overcast
5:02 PM 30.9 °F - 30.9 °F 100% 30.05 in 0.8 mi Calm Calm - N/A   Overcast
5:53 PM 32.0 °F - 32.0 °F 100% 30.04 in 0.5 mi Calm Calm - N/A Fog Fog
6:17 PM 32.0 °F - 32.0 °F 100% 30.04 in 0.5 mi Calm Calm - N/A Fog Fog
6:31 PM 32.0 °F - 30.9 °F 96% 30.03 in 0.5 mi Calm Calm - N/A Fog Fog
6:53 PM 32.0 °F - 32.0 °F 100% 30.03 in 0.5 mi Calm Calm - N/A Fog Fog
7:53 PM 32.0 °F - 32.0 °F 100% 30.02 in 1.0 mi Calm Calm - N/A   Overcast
8:03 PM 32.0 °F - 30.9 °F 96% 30.01 in 1.0 mi Calm Calm - N/A   Overcast
8:14 PM 32.0 °F - 30.9 °F 96% 30.00 in 0.5 mi Calm Calm - N/A Fog Fog
8:38 PM 32.0 °F - 32.0 °F 100% 30.00 in 0.5 mi Calm Calm - N/A Fog Fog
8:53 PM 32.0 °F - 30.9 °F 96% 30.00 in 0.5 mi Calm Calm - N/A Fog Fog
9:53 PM 30.9 °F - 30.9 °F 100% 29.99 in 0.8 mi Calm Calm - N/A   Overcast
10:53 PM 30.9 °F - 30.9 °F 100% 29.97 in 0.8 mi Calm Calm - N/A   Overcast
11:53 PM 30.9 °F 27.5 °F 30.9 °F 100% 29.95 in 0.5 mi East 3.5 mph - N/A Fog Light Freezing Fog