Seattle Boeing, WA

8:15 AM PDT on September 15, 2019 (GMT -0700)
Boeing Field-King County International

Weather History for KBFI - August, 2019

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Monday, August 19, 2019

  Actual Average Record
Temperature  
Mean Temperature 68 °F -  
Max Temperature 75 °F 73 °F 95 °F (2016)
Min Temperature 62 °F 55 °F 26 °F (2016)
Cooling Degree Days 4    
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 52 °F    
Average Humidity 60    
Maximum Humidity 75    
Minimum Humidity 40    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 4 mph (West)    
Max Wind Speed 9 mph    
Max Gust Speed -    
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

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Aug. 19, 2019 Rise Set
Actual Time 6:10 AM PDT 8:14 PM PDT
Civil Twilight 5:37 AM PDT 8:47 PM PDT
Nautical Twilight 4:55 AM PDT 9:28 PM PDT
Astronomical Twilight 4:09 AM PDT 10:14 PM PDT
Moon 10:21 PM PDT (8/19) 10:10 AM PDT (8/19)
Length of Visible Light 15h 10m
Length of Day
14h 03m
Waning Gibbous, 84% of the Moon is Illuminated
Aug 19
Waning Gibbous
Aug 23
Last Quarter
Aug 30
New
Sep 5
First Quarter
Sep 13
Full

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 64.9 °F 52.0 °F 63% 29.90 in 10.0 mi Calm Calm - N/A   Overcast
1:53 AM 64.9 °F 52.0 °F 63% 29.91 in 10.0 mi Calm Calm - N/A   Overcast
2:53 AM 64.9 °F 52.0 °F 63% 29.92 in 10.0 mi East 4.6 mph - N/A   Overcast
3:05 AM 64.0 °F 52.0 °F 65% 29.92 in 10.0 mi Variable 4.6 mph - N/A   Overcast
3:27 AM 64.9 °F 52.0 °F 63% 29.93 in 10.0 mi ENE 4.6 mph - N/A   Overcast
3:53 AM 64.0 °F 52.0 °F 65% 29.94 in 10.0 mi ENE 3.5 mph - N/A   Overcast
4:53 AM 64.0 °F 52.0 °F 65% 29.95 in 10.0 mi NE 3.5 mph - N/A   Overcast
5:45 AM 62.1 °F 54.0 °F 75% 29.96 in 10.0 mi South 4.6 mph - N/A   Overcast
5:53 AM 62.1 °F 54.0 °F 75% 29.97 in 10.0 mi South 4.6 mph - N/A   Overcast
6:53 AM 62.1 °F 54.0 °F 75% 29.98 in 10.0 mi South 5.8 mph - N/A   Overcast
7:53 AM 62.1 °F 53.1 °F 72% 30.00 in 10.0 mi SE 6.9 mph - N/A   Overcast
8:53 AM 64.0 °F 54.0 °F 70% 30.01 in 10.0 mi SSE 8.1 mph - N/A   Overcast
9:53 AM 64.9 °F 53.1 °F 65% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 AM 66.9 °F 54.0 °F 63% 30.02 in 10.0 mi SSW 5.8 mph - N/A   Mostly Cloudy
11:28 AM 66.9 °F 54.0 °F 63% 30.02 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
11:53 AM 68.0 °F 54.0 °F 61% 30.01 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
12:53 PM 69.1 °F 53.1 °F 57% 30.01 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
1:53 PM 71.1 °F 52.0 °F 51% 30.02 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:53 PM 73.9 °F 51.1 °F 45% 30.02 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
3:53 PM 73.9 °F 50.0 °F 43% 30.00 in 10.0 mi WNW 5.8 mph - N/A   Partly Cloudy
4:53 PM 75.0 °F 48.9 °F 40% 30.00 in 10.0 mi Variable 6.9 mph - N/A   Partly Cloudy
5:53 PM 73.0 °F 51.1 °F 46% 29.99 in 10.0 mi WNW 9.2 mph - N/A   Clear
6:53 PM 73.0 °F 51.1 °F 46% 29.98 in 10.0 mi NW 9.2 mph - N/A   Clear
7:53 PM 71.1 °F 52.0 °F 51% 29.97 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
8:53 PM 68.0 °F 51.1 °F 55% 29.97 in 10.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
9:53 PM 66.9 °F 51.1 °F 57% 29.97 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 64.9 °F 51.1 °F 61% 29.97 in 10.0 mi NW 4.6 mph - N/A   Clear
11:53 PM 63.0 °F 51.1 °F 65% 29.96 in 10.0 mi NW 3.5 mph - N/A   Clear