Seattle Boeing, WA

4:40 AM PDT on August 19, 2018 (GMT -0700)
Boeing Field-King County International

Weather History for KBFI - August, 2018

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Friday, August 10, 2018

  Actual Average Record
Temperature  
Mean Temperature 73 °F -  
Max Temperature 82 °F 78 °F 98 °F (1981)
Min Temperature 63 °F 56 °F 46 °F (1954)
Cooling Degree Days 8    
Growing Degree Days 23 (Base 50)    
Moisture  
Dew Point 56 °F    
Average Humidity 57    
Maximum Humidity 78    
Minimum Humidity 45    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.93 in    
Wind  
Wind Speed 4 mph (SSW)    
Max Wind Speed 10 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. 10, 2018 Rise Set
Actual Time 5:58 AM PDT 8:29 PM PDT
Civil Twilight 5:24 AM PDT 9:03 PM PDT
Nautical Twilight 4:40 AM PDT 9:47 PM PDT
Astronomical Twilight 3:50 AM PDT 10:36 PM PDT
Moon 4:54 AM PDT (8/10) 8:17 PM PDT (8/10)
Length of Visible Light 15h 39m
Length of Day
14h 30m
Waning Crescent, 1% of the Moon is Illuminated
Aug 10
Waning Crescent
Aug 11
New
Aug 18
First Quarter
Aug 26
Full
Sep 2
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 73.0 °F - 54.0 °F 51% 29.89 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 72.0 °F - 53.1 °F 51% 29.88 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 69.1 °F - 53.1 °F 57% 29.89 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 68.0 °F - 54.0 °F 61% 29.89 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 66.0 °F - 54.0 °F 65% 29.90 in 10.0 mi WNW 3.5 mph - N/A   Clear
5:53 AM 64.9 °F - 54.0 °F 68% 29.89 in 10.0 mi NNW 4.6 mph - N/A   Clear
6:53 AM 64.9 °F - 54.0 °F 68% 29.91 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 68.0 °F - 55.0 °F 63% 29.92 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 71.1 °F - 55.0 °F 57% 29.93 in 10.0 mi SSE 6.9 mph - N/A   Clear
9:53 AM 72.0 °F - 57.0 °F 59% 29.95 in 10.0 mi Variable 6.9 mph - N/A   Clear
10:53 AM 75.9 °F - 55.9 °F 50% 29.95 in 10.0 mi South 8.1 mph - N/A   Clear
11:53 AM 75.9 °F - 55.9 °F 50% 29.96 in 10.0 mi SW 8.1 mph - N/A   Clear
12:53 PM 78.1 °F - 55.9 °F 46% 29.95 in 10.0 mi South 9.2 mph - N/A   Clear
1:53 PM 79.0 °F - 57.0 °F 47% 29.94 in 10.0 mi SW 8.1 mph - N/A   Clear
2:53 PM 80.1 °F 80.4 °F 57.0 °F 45% 29.94 in 10.0 mi SSW 8.1 mph - N/A   Clear
3:53 PM 81.0 °F 81.1 °F 57.9 °F 45% 29.92 in 10.0 mi SSW 8.1 mph - N/A   Clear
4:53 PM 82.0 °F 82.1 °F 59.0 °F 45% 29.91 in 10.0 mi South 8.1 mph - N/A   Clear
5:53 PM 80.1 °F 80.7 °F 59.0 °F 48% 29.92 in 10.0 mi South 8.1 mph - N/A   Clear
6:53 PM 78.1 °F - 57.9 °F 50% 29.93 in 10.0 mi WSW 10.4 mph - N/A   Clear
7:53 PM 73.0 °F - 55.9 °F 55% 29.93 in 10.0 mi SSW 5.8 mph - N/A   Clear
8:53 PM 70.0 °F - 57.0 °F 63% 29.95 in 10.0 mi SSW 5.8 mph - N/A   Clear
9:53 PM 68.0 °F - 57.0 °F 68% 29.97 in 10.0 mi SW 5.8 mph - N/A   Clear
10:53 PM 64.9 °F - 57.0 °F 75% 29.99 in 10.0 mi SSW 6.9 mph - N/A   Clear
11:53 PM 63.0 °F - 55.9 °F 78% 30.00 in 10.0 mi Variable 6.9 mph - N/A   Partly Cloudy