Seattle Boeing, WA

8:43 PM PST on February 19, 2018 (GMT -0800)
Boeing Field-King County International

Weather History for KBFI - September, 2014

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Friday, September 5, 2014

  Actual Average Record
Temperature  
Mean Temperature 72 °F -  
Max Temperature 82 °F 71 °F 88 °F (1973)
Min Temperature 61 °F 53 °F 44 °F (1950)
Cooling Degree Days 6    
Growing Degree Days 22 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 57    
Maximum Humidity 75    
Minimum Humidity 32    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.09 in    
Wind  
Wind Speed 4 mph (NW)    
Max Wind Speed 10 mph    
Max Gust Speed 17 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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Date:

Astronomy

Sep. 05, 2014 Rise Set
Actual Time 6:33 AM PDT 7:41 PM PDT
Civil Twilight 6:01 AM PDT 8:12 PM PDT
Nautical Twilight 5:23 AM PDT 8:50 PM PDT
Astronomical Twilight 4:43 AM PDT 9:30 PM PDT
Moon 5:24 PM PDT (9/5) 2:21 AM PDT (9/5)
Length of Visible Light 14h 11m
Length of Day
13h 08m
Waxing Gibbous, 85% of the Moon is Illuminated
Sep 5
Waxing Gibbous
Sep 8
Full
Sep 15
Last Quarter
Sep 23
New
Oct 1
First 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 64.0 °F - 50.0 °F 60% 30.11 in 10.0 mi Variable 3.5 mph - N/A   Clear
1:53 AM 62.6 °F - 51.8 °F 68% 30.11 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 63.0 °F - 52.0 °F 67% 30.12 in 10.0 mi Variable 3.5 mph - N/A   Clear
3:53 AM 62.1 °F - 51.1 °F 67% 30.12 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 61.0 °F - 52.0 °F 72% 30.12 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 61.0 °F - 53.1 °F 75% 30.12 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 61.0 °F - 53.1 °F 75% 30.14 in 10.0 mi Variable 3.5 mph - N/A   Clear
7:53 AM 63.0 °F - 54.0 °F 72% 30.15 in 10.0 mi NNW 4.6 mph - N/A   Clear
8:53 AM 66.2 °F - 53.6 °F 64% 30.15 in 10.0 mi North 8.1 mph - N/A   Clear
9:53 AM 69.1 °F - 55.0 °F 61% 30.14 in 10.0 mi Variable 4.6 mph - N/A   Clear
10:53 AM 71.1 °F - 55.0 °F 57% 30.13 in 10.0 mi North 5.8 mph - N/A   Clear
11:53 AM 75.9 °F - 55.0 °F 48% 30.12 in 10.0 mi NE 6.9 mph - N/A   Clear
12:53 PM 75.9 °F - 54.0 °F 46% 30.11 in 10.0 mi NW 10.4 mph - N/A   Clear
1:53 PM 77.0 °F - 54.0 °F 45% 30.09 in 10.0 mi NW 8.1 mph - N/A   Clear
2:53 PM 78.8 °F - 55.4 °F 44% 30.06 in 10.0 mi NW 9.2 mph 17.3 mph N/A   Clear
3:53 PM 81.0 °F 80.4 °F 53.1 °F 38% 30.06 in 10.0 mi NW 6.9 mph - N/A   Clear
4:53 PM 82.9 °F - 50.0 °F 32% 30.04 in 10.0 mi Calm Calm - N/A   Clear
5:53 PM 80.1 °F 79.9 °F 53.1 °F 39% 30.03 in 10.0 mi WNW 4.6 mph - N/A   Clear
6:53 PM 75.9 °F - 54.0 °F 46% 30.02 in 10.0 mi WNW 8.1 mph - N/A   Clear
7:53 PM 72.0 °F - 54.0 °F 53% 30.03 in 10.0 mi WNW 4.6 mph - N/A   Clear
8:53 PM 71.1 °F - 55.0 °F 57% 30.04 in 10.0 mi WNW 3.5 mph - N/A   Clear
9:53 PM 70.0 °F - 55.0 °F 59% 30.05 in 10.0 mi West 3.5 mph - N/A   Clear
10:53 PM 69.1 °F - 54.0 °F 58% 30.06 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 66.9 °F - 53.1 °F 61% 30.05 in 10.0 mi Calm Calm - N/A   Clear