Weather History for Juneau, AK

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Sunday, August 4, 2013

  Actual Average Record
Temperature  
Mean Temperature 57 °F 58 °F  
Max Temperature 59 °F 64 °F 80 °F (1999)
Min Temperature 55 °F 51 °F 39 °F (1965)
Degree Days  
Heating Degree Days 8 8  
Month to date heating degree days 16 30  
Since 1 June heating degree days 452 596  
Since 1 July heating degree days 238 281  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 9 2  
Since 1 June cooling degree days 9 2  
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 55 °F    
Average Humidity 90    
Maximum Humidity 100    
Minimum Humidity 80    
Precipitation  
Precipitation 0.55 in 0.15 in 1.62 in (1972)
Month to date precipitation 0.55 0.62  
Year to date precipitation 36.56 28.06  
Sea Level Pressure  
Sea Level Pressure 30.09 in    
Wind  
Wind Speed 7 mph (East)    
Max Wind Speed 16 mph    
Max Gust Speed 20 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 04, 2013 Rise Set
Actual Time 4:56 AM AKDT 9:10 PM AKDT
Civil Twilight 4:04 AM AKDT 10:02 PM AKDT
Nautical Twilight 2:39 AM AKDT 11:24 PM AKDT
Astronomical Twilight Sun does not rise Sun does not rise
Moon 3:00 AM AKDT (8/4) 7:35 PM AKDT (8/4)
Length of Visible Light 17h 58m
Length of Day
16h 13m
Waning Crescent, 4% of the Moon is Illuminated
Aug 4
Waning Crescent
Aug 6
New
Aug 14
First Quarter
Aug 20
Full
Aug 28
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 59.0 °F 54.0 °F 83% 30.10 in 10.0 mi East 13.8 mph - N/A   Overcast
1:53 AM 57.0 °F 54.0 °F 89% 30.11 in 10.0 mi East 12.7 mph - 0.01 in Rain Light Rain
2:53 AM 57.0 °F 55.0 °F 93% 30.12 in 10.0 mi East 8.1 mph - 0.04 in Rain Light Rain
3:53 AM 57.0 °F 55.9 °F 96% 30.12 in 10.0 mi ENE 8.1 mph - 0.03 in Rain Light Rain
4:53 AM 57.0 °F 55.9 °F 96% 30.11 in 8.0 mi ENE 8.1 mph - 0.00 in Rain Light Rain
5:53 AM 55.9 °F 55.0 °F 97% 30.10 in 10.0 mi East 11.5 mph - 0.00 in   Overcast
6:53 AM 57.0 °F 55.0 °F 93% 30.10 in 7.0 mi East 4.6 mph - 0.01 in Rain Light Rain
7:53 AM 57.0 °F 55.0 °F 93% 30.09 in 8.0 mi East 6.9 mph - 0.01 in   Overcast
8:53 AM 57.0 °F 55.0 °F 93% 30.10 in 8.0 mi East 8.1 mph - 0.00 in   Overcast
9:53 AM 57.9 °F 55.9 °F 93% 30.09 in 10.0 mi ESE 5.8 mph - 0.00 in   Overcast
10:53 AM 57.9 °F 55.0 °F 90% 30.09 in 8.0 mi SW 6.9 mph - N/A   Overcast
11:53 AM 57.9 °F 55.9 °F 93% 30.09 in 3.0 mi East 3.5 mph - 0.01 in Rain Light Rain
12:53 PM 57.9 °F 55.9 °F 93% 30.11 in 3.0 mi East 10.4 mph - 0.05 in Rain Rain
1:53 PM 57.9 °F 55.9 °F 93% 30.10 in 3.0 mi East 11.5 mph - 0.10 in Rain Light Rain
2:53 PM 57.0 °F 55.0 °F 93% 30.09 in 10.0 mi East 12.7 mph - 0.01 in Rain Light Rain
3:53 PM 57.0 °F 55.0 °F 93% 30.10 in 10.0 mi East 9.2 mph - 0.05 in Rain Light Rain
4:53 PM 55.9 °F 54.0 °F 93% 30.09 in 8.0 mi East 11.5 mph - 0.02 in Rain Light Rain
5:53 PM 55.9 °F 55.0 °F 97% 30.08 in 8.0 mi East 11.5 mph - 0.06 in Rain Light Rain
6:44 PM 55.9 °F 55.0 °F 97% 30.08 in 10.0 mi WSW 5.8 mph - 0.01 in Rain Light Rain
6:53 PM 55.9 °F 55.0 °F 97% 30.08 in 8.0 mi WNW 4.6 mph - 0.01 in Rain Light Rain
7:53 PM 55.9 °F 55.0 °F 97% 30.07 in 10.0 mi East 5.8 mph - 0.01 in Rain Light Rain
8:09 PM 55.9 °F 54.0 °F 93% 30.06 in 10.0 mi East 8.1 mph - 0.00 in Rain Light Rain
8:53 PM 55.9 °F 55.0 °F 97% 30.06 in 10.0 mi East 8.1 mph - 0.00 in   Overcast
9:37 PM 55.9 °F 55.0 °F 97% 30.06 in 10.0 mi SSE 3.5 mph - 0.00 in Rain Light Rain
9:53 PM 55.9 °F 55.0 °F 97% 30.06 in 5.0 mi Calm Calm - 0.00 in Rain Light Rain
9:57 PM 55.9 °F 55.0 °F 97% 30.06 in 5.0 mi Calm Calm - 0.00 in Rain Light Rain
10:11 PM 55.9 °F 55.9 °F 100% 30.06 in 5.0 mi Calm Calm - 0.01 in Rain Light Rain
10:53 PM 55.9 °F 55.0 °F 97% 30.06 in 5.0 mi Calm Calm - 0.02 in Rain Light Rain
11:53 PM 55.0 °F 54.0 °F 96% 30.06 in 3.0 mi Calm Calm - 0.07 in Rain Light Rain