Weather History for Juneau, AK

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Thursday, August 9, 2012

  Actual Average Record
Temperature  
Mean Temperature 53 °F 57 °F  
Max Temperature 55 °F 64 °F 83 °F (1957)
Min Temperature 51 °F 50 °F 40 °F (1963)
Degree Days  
Heating Degree Days 12 8  
Month to date heating degree days 90 70  
Since 1 June heating degree days 790 636  
Since 1 July heating degree days 396 321  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1 2  
Since 1 June cooling degree days 1 2  
Growing Degree Days 3 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 90    
Maximum Humidity 96    
Minimum Humidity 83    
Precipitation  
Precipitation 0.16 in 0.16 in 0.99 in (2008)
Month to date precipitation 3.54 1.42  
Year to date precipitation 35.36 28.86  
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 9 mph (East)    
Max Wind Speed 13 mph    
Max Gust Speed 21 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 09, 2012 Rise Set
Actual Time 5:08 AM AKDT 8:57 PM AKDT
Civil Twilight 4:18 AM AKDT 9:47 PM AKDT
Nautical Twilight 3:03 AM AKDT 11:00 PM AKDT
Astronomical Twilight 1:36 AM AKDT 12:31 AM AKDT
Moon 10:47 PM AKDT (8/9) 3:02 PM AKDT (8/9)
Length of Visible Light 17h 29m
Length of Day
15h 49m
Waning Gibbous, 50% of the Moon is Illuminated
Aug 9
Waning Gibbous
Aug 17
New
Aug 24
First Quarter
Aug 31
Full
Sep 8
Last Quarter

Hourly Weather History & Observations

Time (AKDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 53.1 °F 51.1 °F 93% 30.04 in 6.0 mi ESE 9.2 mph - 0.02 in Rain Light Rain
1:53 AM 52.0 °F 50.0 °F 93% 30.06 in 8.0 mi ESE 6.9 mph - 0.04 in Rain Light Rain
2:53 AM 51.1 °F 50.0 °F 96% 30.07 in 10.0 mi ENE 5.8 mph - 0.01 in   Overcast
3:11 AM 51.8 °F 50.0 °F 94% 30.08 in 10.0 mi East 10.4 mph - N/A   Overcast
3:53 AM 51.1 °F 50.0 °F 96% 30.09 in 10.0 mi East 9.2 mph - N/A   Overcast
4:53 AM 51.1 °F 48.9 °F 92% 30.11 in 10.0 mi ENE 5.8 mph - N/A   Overcast
5:53 AM 51.1 °F 48.9 °F 92% 30.12 in 10.0 mi ENE 5.8 mph - N/A   Overcast
6:53 AM 51.1 °F 50.0 °F 96% 30.13 in 10.0 mi ENE 8.1 mph - 0.00 in   Overcast
7:53 AM 51.1 °F 50.0 °F 96% 30.13 in 10.0 mi ENE 6.9 mph - 0.00 in   Overcast
8:53 AM 52.0 °F 48.9 °F 89% 30.14 in 10.0 mi East 10.4 mph - N/A   Overcast
9:53 AM 53.1 °F 48.9 °F 86% 30.14 in 10.0 mi ESE 12.7 mph - N/A   Overcast
10:53 AM 53.1 °F 48.9 °F 86% 30.15 in 10.0 mi ESE 11.5 mph - 0.00 in Rain Rain
11:53 AM 55.0 °F 51.1 °F 86% 30.15 in 10.0 mi ESE 12.7 mph - 0.03 in Rain Light Rain
12:53 PM 53.1 °F 50.0 °F 89% 30.16 in 10.0 mi ESE 12.7 mph 20.7 mph 0.01 in Rain Light Rain
1:53 PM 53.1 °F 50.0 °F 89% 30.17 in 8.0 mi ESE 8.1 mph - 0.07 in Rain Rain
2:07 PM 53.6 °F 50.0 °F 88% 30.17 in 5.0 mi SE 5.8 mph - 0.04 in Rain Rain
2:48 PM 51.8 °F 50.0 °F 94% 30.17 in 8.0 mi SE 12.7 mph 18.4 mph 0.14 in Rain Rain
2:53 PM 52.0 °F 50.0 °F 93% 30.17 in 9.0 mi ESE 11.5 mph 18.4 mph 0.14 in Rain Light Rain
3:53 PM 52.0 °F 50.0 °F 93% 30.18 in 9.0 mi ESE 13.8 mph - 0.06 in   Overcast
4:53 PM 53.1 °F 50.0 °F 89% 30.18 in 10.0 mi ESE 12.7 mph - N/A   Overcast
5:53 PM 53.1 °F 50.0 °F 89% 30.17 in 10.0 mi East 9.2 mph - N/A   Overcast
6:53 PM 52.0 °F 50.0 °F 93% 30.18 in 10.0 mi ENE 5.8 mph - 0.00 in   Overcast
7:53 PM 52.0 °F 50.0 °F 93% 30.18 in 10.0 mi ENE 5.8 mph - 0.00 in   Overcast
8:53 PM 51.1 °F 48.9 °F 92% 30.19 in 10.0 mi ENE 6.9 mph - N/A   Overcast
9:53 PM 51.1 °F 48.9 °F 92% 30.19 in 10.0 mi ENE 6.9 mph - N/A   Overcast
10:53 PM 51.1 °F 48.9 °F 92% 30.19 in 10.0 mi East 6.9 mph - N/A   Overcast
11:53 PM 51.1 °F 50.0 °F 96% 30.19 in 10.0 mi NE 4.6 mph - N/A   Overcast