Seattle Boeing, WA

1:11 AM PDT on June 20, 2018 (GMT -0700)
Boeing Field-King County International

Weather History for KBFI - August, 2017

Change the Weather History Date:

Saturday, August 12, 2017

  Actual Average Record
Temperature  
Mean Temperature 67 °F -  
Max Temperature 75 °F 77 °F 96 °F (1977)
Min Temperature 59 °F 55 °F 49 °F (1949)
Cooling Degree Days 2    
Growing Degree Days 17 (Base 50)    
Moisture  
Dew Point 57 °F    
Average Humidity 80    
Maximum Humidity 96    
Minimum Humidity 53    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 7 mph (SSW)    
Max Wind Speed 13 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

Search for Another Location

Airport or City:

Astronomy

Aug. 12, 2017 Rise Set
Actual Time 6:01 AM PDT 8:25 PM PDT
Civil Twilight 5:27 AM PDT 8:59 PM PDT
Nautical Twilight 4:44 AM PDT 9:42 PM PDT
Astronomical Twilight 3:55 AM PDT 10:31 PM PDT
Moon 11:03 PM PDT (8/12) 11:23 AM PDT (8/12)
Length of Visible Light 15h 32m
Length of Day
14h 23m
Waning Gibbous, 74% of the Moon is Illuminated
Aug 12
Waning Gibbous
Aug 14
Last Quarter
Aug 21
New
Aug 29
First Quarter
Sep 6
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 61.0 °F 59.0 °F 93% 29.93 in 10.0 mi South 8.1 mph - N/A   Clear
1:53 AM 60.1 °F 57.9 °F 93% 29.94 in 10.0 mi SSE 5.8 mph - N/A   Clear
2:53 AM 60.1 °F 57.9 °F 93% 29.94 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
3:19 AM 60.1 °F 57.9 °F 93% 29.95 in 10.0 mi South 8.1 mph - 0.00 in   Mostly Cloudy
3:53 AM 60.1 °F 57.9 °F 93% 29.94 in 10.0 mi South 10.4 mph - 0.00 in   Overcast
4:53 AM 59.0 °F 57.9 °F 96% 29.95 in 10.0 mi South 6.9 mph - N/A   Overcast
5:53 AM 59.0 °F 57.0 °F 93% 29.95 in 10.0 mi Variable 4.6 mph - N/A   Overcast
6:53 AM 59.0 °F 57.0 °F 93% 29.96 in 10.0 mi SW 4.6 mph - N/A   Overcast
7:53 AM 59.0 °F 57.0 °F 93% 29.96 in 10.0 mi SSW 8.1 mph - N/A   Overcast
8:53 AM 59.0 °F 55.9 °F 90% 29.97 in 10.0 mi South 10.4 mph - N/A   Overcast
9:53 AM 60.1 °F 55.9 °F 86% 29.97 in 10.0 mi South 6.9 mph - N/A   Overcast
10:53 AM 64.0 °F 55.9 °F 75% 29.96 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
11:53 AM 66.9 °F 55.9 °F 68% 29.95 in 10.0 mi Variable 6.9 mph - N/A   Scattered Clouds
12:53 PM 69.1 °F 55.9 °F 63% 29.94 in 10.0 mi SW 8.1 mph - N/A   Scattered Clouds
1:53 PM 69.1 °F 57.0 °F 65% 29.95 in 10.0 mi Variable 5.8 mph - N/A   Partly Cloudy
2:53 PM 71.1 °F 57.9 °F 63% 29.93 in 10.0 mi SSW 4.6 mph - N/A   Partly Cloudy
3:53 PM 73.0 °F 57.9 °F 59% 29.91 in 10.0 mi Variable 6.9 mph - N/A   Scattered Clouds
5:53 PM 75.0 °F 57.0 °F 53% 29.88 in 10.0 mi SW 10.4 mph - N/A   Mostly Cloudy
6:53 PM 73.0 °F 57.0 °F 57% 29.89 in 10.0 mi SW 12.7 mph - N/A   Overcast
7:53 PM 69.1 °F 57.0 °F 65% 29.91 in 10.0 mi SSW 5.8 mph - N/A   Mostly Cloudy
8:53 PM 66.0 °F 57.0 °F 73% 29.93 in 10.0 mi WSW 5.8 mph - N/A   Clear
9:53 PM 64.9 °F 57.9 °F 78% 29.95 in 10.0 mi South 8.1 mph - N/A   Scattered Clouds
10:53 PM 63.0 °F 59.0 °F 87% 29.95 in 10.0 mi SSW 9.2 mph - N/A   Overcast
11:53 PM 62.1 °F 59.0 °F 90% 29.96 in 10.0 mi South 5.8 mph - 0.00 in   Overcast