Weather History for Seattle Boeing, WA

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Wednesday, August 20, 2014

  Actual Average Record
Temperature  
Mean Temperature 66 °F -  
Max Temperature 73 °F 74 °F 87 °F (1966)
Min Temperature 61 °F 55 °F 47 °F (1952)
Cooling Degree Days 2    
Growing Degree Days 16 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 59    
Maximum Humidity 72    
Minimum Humidity 49    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.95 in    
Wind  
Wind Speed 7 mph (South)    
Max Wind Speed 13 mph    
Max Gust Speed 20 mph    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 20, 2014 Rise Set
Actual Time 6:11 AM PDT 8:12 PM PDT
Civil Twilight 5:38 AM PDT 8:45 PM PDT
Nautical Twilight 4:57 AM PDT 9:25 PM PDT
Astronomical Twilight 4:12 AM PDT 10:11 PM PDT
Moon 1:48 AM PDT (8/20) 5:08 PM PDT (8/20)
Length of Visible Light 15h 06m
Length of Day
14h 00m
Waning Crescent, 20% of the Moon is Illuminated
Aug 20
Waning Crescent
Aug 25
New
Sep 2
First Quarter
Sep 8
Full
Sep 15
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 63.0 °F 51.1 °F 65% 29.86 in 10.0 mi Variable 4.6 mph - N/A   Clear
1:53 AM 62.1 °F 52.0 °F 70% 29.87 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
2:53 AM 62.1 °F 51.1 °F 67% 29.87 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
3:53 AM 62.1 °F 51.1 °F 67% 29.89 in 10.0 mi South 8.1 mph - N/A   Overcast
4:53 AM 61.0 °F 52.0 °F 72% 29.89 in 10.0 mi South 9.2 mph 18.4 mph N/A   Overcast
5:53 AM 61.0 °F 51.1 °F 70% 29.91 in 10.0 mi South 8.1 mph - N/A   Overcast
6:53 AM 61.0 °F 50.0 °F 67% 29.93 in 10.0 mi SSE 8.1 mph 19.6 mph N/A   Overcast
7:53 AM 63.0 °F 50.0 °F 63% 29.95 in 10.0 mi South 8.1 mph - N/A   Overcast
8:53 AM 63.0 °F 50.0 °F 63% 29.96 in 10.0 mi South 11.5 mph - N/A   Overcast
9:53 AM 64.9 °F 51.1 °F 61% 29.97 in 10.0 mi South 12.7 mph - N/A   Mostly Cloudy
10:10 AM 66.2 °F 51.8 °F 60% 29.96 in 10.0 mi South 10.4 mph - N/A   Mostly Cloudy
10:53 AM 66.9 °F 50.0 °F 54% 29.97 in 10.0 mi SSE 11.5 mph 17.3 mph N/A   Overcast
11:17 AM 69.8 °F 50.0 °F 49% 29.97 in 10.0 mi South 12.7 mph 17.3 mph N/A   Mostly Cloudy
11:53 AM 66.9 °F 50.0 °F 54% 29.98 in 10.0 mi Variable 6.9 mph - N/A   Overcast
12:53 PM 68.0 °F 50.0 °F 52% 29.98 in 10.0 mi SSW 9.2 mph - N/A   Overcast
1:53 PM 69.1 °F 51.1 °F 53% 29.99 in 10.0 mi SSW 6.9 mph - N/A   Overcast
2:53 PM 71.1 °F 52.0 °F 51% 29.98 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
3:53 PM 71.1 °F 52.0 °F 51% 29.97 in 10.0 mi SW 6.9 mph - N/A   Scattered Clouds
4:53 PM 72.0 °F 53.1 °F 51% 29.97 in 10.0 mi Variable 6.9 mph - N/A   Scattered Clouds
5:53 PM 72.0 °F 53.1 °F 51% 29.96 in 10.0 mi SSW 5.8 mph - N/A   Scattered Clouds
6:53 PM 71.1 °F 53.1 °F 53% 29.96 in 10.0 mi Variable 5.8 mph - N/A   Scattered Clouds
7:53 PM 70.0 °F 52.0 °F 53% 29.96 in 10.0 mi South 4.6 mph - N/A   Scattered Clouds
8:53 PM 68.0 °F 51.1 °F 55% 29.97 in 10.0 mi WSW 4.6 mph - N/A   Scattered Clouds
9:53 PM 66.0 °F 51.1 °F 59% 29.99 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:53 PM 64.0 °F 52.0 °F 65% 30.00 in 10.0 mi South 5.8 mph - N/A   Scattered Clouds
11:53 PM 62.1 °F 51.1 °F 67% 30.01 in 10.0 mi South 5.8 mph - N/A   Clear