Seattle Boeing, WA

9:57 AM PDT on April 07, 2020 (GMT -0700)
Boeing Field-King County International

Weather History for KBFI - September, 2019

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Thursday, September 26, 2019

  Actual Average Record
Temperature  
Mean Temperature 64 °F -  
Max Temperature 69 °F 67 °F 78 °F (1967)
Min Temperature 60 °F 49 °F 39 °F (1972)
Degree Days  
Heating Degree Days 1    
Growing Degree Days 14 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 72    
Maximum Humidity 93    
Minimum Humidity 54    
Precipitation  
Precipitation 0.02 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 8 mph (SW)    
Max Wind Speed 22 mph    
Max Gust Speed 33 mph    
Visibility 8 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

Sep. 26, 2019 Rise Set
Actual Time 7:01 AM PDT 6:58 PM PDT
Civil Twilight 6:30 AM PDT 7:29 PM PDT
Nautical Twilight 5:54 AM PDT 8:05 PM PDT
Astronomical Twilight 5:17 AM PDT 8:42 PM PDT
Moon 3:57 AM PDT (9/26) 6:29 PM PDT (9/26)
Length of Visible Light 12h 59m
Length of Day
11h 57m
Waning Crescent, 6% of the Moon is Illuminated
Sep 26
Waning Crescent
Sep 28
New
Oct 5
First Quarter
Oct 13
Full
Oct 21
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 60.1 °F 48.0 °F 64% 30.00 in 10.0 mi SE 11.5 mph - N/A   Mostly Cloudy
1:53 AM 61.0 °F 46.9 °F 60% 29.96 in 10.0 mi South 11.5 mph 19.6 mph N/A   Scattered Clouds
2:53 AM 62.1 °F 46.9 °F 58% 29.94 in 10.0 mi South 13.8 mph 21.9 mph N/A   Scattered Clouds
3:53 AM 62.1 °F 50.0 °F 65% 29.89 in 10.0 mi SSW 19.6 mph 33.4 mph N/A   Mostly Cloudy
4:53 AM 62.1 °F 53.1 °F 72% 29.88 in 10.0 mi SSW 21.9 mph 32.2 mph N/A   Mostly Cloudy
5:15 AM 62.1 °F 53.1 °F 72% 29.88 in 10.0 mi SSW 12.7 mph 29.9 mph N/A   Mostly Cloudy
5:53 AM 63.0 °F 54.0 °F 72% 29.88 in 10.0 mi Variable 5.8 mph 20.7 mph 0.00 in Rain Light Rain
6:53 AM 62.1 °F 55.0 °F 78% 29.89 in 10.0 mi SW 11.5 mph 19.6 mph 0.00 in   Overcast
7:41 AM 60.1 °F 55.9 °F 86% 29.90 in 2.0 mi SSW 3.5 mph - 0.00 in Rain Light Rain
7:53 AM 60.1 °F 57.0 °F 90% 29.91 in 2.0 mi Calm Calm - 0.00 in Rain Light Rain
8:00 AM 60.1 °F 57.0 °F 90% 29.91 in 1.2 mi Calm Calm - 0.00 in Rain Light Rain
8:12 AM 60.1 °F 57.0 °F 90% 29.91 in 1.2 mi Calm Calm - 0.00 in   Overcast
8:53 AM 60.1 °F 57.9 °F 93% 29.93 in 2.0 mi SSE 3.5 mph - 0.00 in Rain Light Rain
9:53 AM 62.1 °F 57.9 °F 86% 29.94 in 2.0 mi Calm Calm - 0.02 in Rain Light Rain
10:00 AM 62.1 °F 57.9 °F 86% 29.94 in 5.0 mi ENE 4.6 mph - 0.00 in Rain Light Rain
10:35 AM 63.0 °F 55.0 °F 75% 29.96 in 10.0 mi North 9.2 mph - 0.00 in   Overcast
10:53 AM 63.0 °F 54.0 °F 72% 29.95 in 10.0 mi North 9.2 mph - 0.00 in   Overcast
11:53 AM 64.9 °F 54.0 °F 68% 29.95 in 10.0 mi NNE 3.5 mph - N/A   Mostly Cloudy
12:53 PM 66.0 °F 54.0 °F 65% 29.96 in 10.0 mi Variable 6.9 mph - N/A   Overcast
2:53 PM 66.9 °F 52.0 °F 59% 29.95 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
3:53 PM 68.0 °F 52.0 °F 56% 29.95 in 10.0 mi Variable 3.5 mph - N/A   Overcast
4:53 PM 66.9 °F 50.0 °F 54% 29.95 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
5:53 PM 66.0 °F 51.1 °F 59% 29.96 in 10.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
6:53 PM 64.0 °F 50.0 °F 60% 29.96 in 10.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
7:53 PM 63.0 °F 51.1 °F 65% 29.97 in 10.0 mi WNW 4.6 mph - N/A   Overcast
8:53 PM 63.0 °F 51.1 °F 65% 29.97 in 10.0 mi Calm Calm - N/A   Overcast
9:53 PM 62.1 °F 51.1 °F 67% 29.97 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 PM 62.1 °F 55.0 °F 78% 29.96 in 10.0 mi WNW 3.5 mph - N/A   Overcast
11:53 PM 61.0 °F 54.0 °F 78% 29.97 in 10.0 mi Calm Calm - N/A   Overcast