Seattle Boeing, WA

7:42 PM PDT on June 22, 2018 (GMT -0700)
Boeing Field-King County International

Weather History for KBFI - October, 2017

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Friday, October 20, 2017

  Actual Average Record
Temperature  
Mean Temperature 48 °F -  
Max Temperature 54 °F 58 °F 69 °F (1987)
Min Temperature 44 °F 44 °F 29 °F (1949)
Degree Days  
Heating Degree Days 16    
Moisture  
Dew Point 44 °F    
Average Humidity 82    
Maximum Humidity 90    
Minimum Humidity 71    
Precipitation  
Precipitation 0.11 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.72 in    
Wind  
Wind Speed 9 mph (South)    
Max Wind Speed 16 mph    
Max Gust Speed 28 mph    
Visibility 10 miles    
Events Rain    
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

Oct. 20, 2017 Rise Set
Actual Time 7:35 AM PDT 6:11 PM PDT
Civil Twilight 7:04 AM PDT 6:42 PM PDT
Nautical Twilight 6:28 AM PDT 7:18 PM PDT
Astronomical Twilight 5:53 AM PDT 7:53 PM PDT
Moon 8:19 AM PDT (10/20) 7:08 PM PDT (10/20)
Length of Visible Light 11h 38m
Length of Day
10h 35m
New Moon, 1% of the Moon is Illuminated
Oct 20
New Moon
Oct 27
First Quarter
Nov 3
Full
Nov 10
Last Quarter
Nov 18
New

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 51.1 °F - 46.9 °F 86% 29.52 in 10.0 mi SSW 9.2 mph 19.6 mph 0.01 in Rain Light Rain
1:09 AM 51.1 °F - 48.0 °F 89% 29.53 in 10.0 mi South 8.1 mph - 0.00 in Rain Light Rain
1:29 AM 51.1 °F - 46.9 °F 86% 29.52 in 10.0 mi South 9.2 mph - 0.01 in   Overcast
1:53 AM 51.1 °F - 46.9 °F 86% 29.53 in 10.0 mi South 9.2 mph - 0.01 in   Overcast
2:53 AM 48.9 °F - 45.0 °F 86% 29.55 in 10.0 mi Variable 6.9 mph - 0.02 in   Overcast
3:53 AM 48.0 °F - 44.1 °F 86% 29.58 in 10.0 mi Variable 6.9 mph - 0.01 in   Overcast
4:00 AM 48.0 °F - 44.1 °F 86% 29.58 in 10.0 mi South 5.8 mph - N/A   Scattered Clouds
4:32 AM 48.0 °F - 44.1 °F 86% 29.60 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
4:53 AM 48.9 °F - 45.0 °F 86% 29.61 in 10.0 mi SSE 4.6 mph - N/A   Overcast
5:12 AM 48.9 °F - 46.0 °F 90% 29.62 in 10.0 mi SE 5.8 mph - N/A   Overcast
5:53 AM 50.0 °F - 46.0 °F 86% 29.63 in 10.0 mi SSE 5.8 mph - N/A   Overcast
6:53 AM 48.9 °F - 46.0 °F 90% 29.65 in 10.0 mi SE 9.2 mph - N/A   Mostly Cloudy
7:53 AM 48.9 °F - 46.0 °F 90% 29.66 in 10.0 mi South 6.9 mph - N/A   Overcast
8:53 AM 48.9 °F - 43.0 °F 80% 29.70 in 7.0 mi SSW 15.0 mph 19.6 mph 0.01 in Rain Light Rain
9:53 AM 48.0 °F - 45.0 °F 89% 29.72 in 10.0 mi SSE 12.7 mph - N/A   Overcast
10:53 AM 50.0 °F - 45.0 °F 83% 29.74 in 10.0 mi South 13.8 mph - 0.01 in   Overcast
11:53 AM 50.0 °F - 46.0 °F 86% 29.76 in 10.0 mi SSE 12.7 mph - 0.01 in Rain Light Rain
12:53 PM 51.1 °F - 45.0 °F 80% 29.77 in 10.0 mi South 9.2 mph - 0.02 in   Overcast
1:53 PM 52.0 °F - 44.1 °F 74% 29.78 in 10.0 mi South 11.5 mph 18.4 mph N/A   Mostly Cloudy
2:02 PM 53.1 °F - 45.0 °F 74% 29.77 in 10.0 mi South 10.4 mph 19.6 mph N/A   Mostly Cloudy
2:53 PM 53.1 °F - 45.0 °F 74% 29.78 in 10.0 mi South 16.1 mph 27.6 mph N/A   Scattered Clouds
3:28 PM 53.1 °F - 44.1 °F 71% 29.80 in 10.0 mi South 9.2 mph 23.0 mph N/A   Overcast
3:53 PM 52.0 °F - 44.1 °F 74% 29.81 in 10.0 mi SSW 10.4 mph 19.6 mph N/A   Overcast
4:53 PM 52.0 °F - 43.0 °F 71% 29.83 in 10.0 mi South 11.5 mph - 0.00 in   Scattered Clouds
5:53 PM 51.1 °F - 43.0 °F 74% 29.86 in 10.0 mi South 8.1 mph 16.1 mph 0.01 in   Mostly Cloudy
6:53 PM 50.0 °F - 44.1 °F 80% 29.90 in 10.0 mi South 10.4 mph - N/A   Mostly Cloudy
7:53 PM 48.9 °F - 43.0 °F 80% 29.92 in 10.0 mi South 9.2 mph - N/A   Scattered Clouds
8:53 PM 48.9 °F - 43.0 °F 80% 29.92 in 10.0 mi South 11.5 mph 19.6 mph N/A   Scattered Clouds
9:53 PM 48.0 °F - 42.1 °F 80% 29.94 in 10.0 mi SSE 9.2 mph - N/A   Clear
10:53 PM 44.1 °F 40.1 °F 39.9 °F 85% 29.95 in 10.0 mi SSE 6.9 mph - N/A   Mostly Cloudy
11:53 PM 44.1 °F 41.5 °F 39.0 °F 82% 29.94 in 10.0 mi ESE 4.6 mph - N/A   Scattered Clouds