Seattle Boeing, WA

11:31 PM PST on January 19, 2018 (GMT -0800)
Boeing Field-King County International

Weather History for KBFI - January, 2018

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Saturday, January 13, 2018

  Actual Average Record
Temperature  
Mean Temperature 52 °F -  
Max Temperature 57 °F 46 °F 57 °F (2018)
Min Temperature 45 °F 37 °F 11 °F (1950)
Degree Days  
Heating Degree Days 14    
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 91    
Maximum Humidity 97    
Minimum Humidity 80    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.38 in    
Wind  
Wind Speed 3 mph (South)    
Max Wind Speed 6 mph    
Max Gust Speed -    
Visibility 9 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

Jan. 13, 2018 Rise Set
Actual Time 7:53 AM PST 4:42 PM PST
Civil Twilight 7:18 AM PST 5:17 PM PST
Nautical Twilight 6:40 AM PST 5:56 PM PST
Astronomical Twilight 6:03 AM PST 6:32 PM PST
Moon 4:57 AM PST (1/13) 2:24 PM PST (1/13)
Length of Visible Light 9h 58m
Length of Day
8h 49m
Waning Crescent, 9% of the Moon is Illuminated
Jan 13
Waning Crescent
Jan 16
New
Jan 24
First Quarter
Jan 31
Full
Feb 7
Last Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 50.0 °F - 46.0 °F 86% 30.38 in 10.0 mi SSE 4.6 mph - N/A   Mostly Cloudy
1:53 AM 50.0 °F - 46.0 °F 86% 30.38 in 10.0 mi SE 5.8 mph - N/A   Overcast
2:53 AM 48.9 °F - 46.9 °F 93% 30.40 in 10.0 mi SSE 5.8 mph - N/A   Overcast
3:53 AM 48.0 °F - 46.9 °F 96% 30.40 in 10.0 mi SSE 5.8 mph - N/A   Overcast
4:53 AM 48.9 °F - 46.9 °F 93% 30.40 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 48.9 °F - 46.9 °F 93% 30.41 in 10.0 mi South 3.5 mph - 0.00 in   Overcast
6:53 AM 48.0 °F - 46.9 °F 96% 30.41 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 48.9 °F - 46.9 °F 93% 30.41 in 10.0 mi Calm Calm - N/A   Overcast
8:53 AM 48.9 °F - 46.9 °F 93% 30.43 in 10.0 mi Calm Calm - N/A   Overcast
9:25 AM 48.9 °F - 48.0 °F 97% 30.44 in 2.0 mi Calm Calm - N/A   Overcast
9:53 AM 50.0 °F - 48.9 °F 96% 30.44 in 2.0 mi South 4.6 mph - N/A   Overcast
10:53 AM 51.1 °F - 50.0 °F 96% 30.44 in 2.5 mi South 3.5 mph - N/A   Overcast
11:53 AM 54.0 °F - 52.0 °F 93% 30.42 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
12:53 PM 57.0 °F - 51.1 °F 81% 30.39 in 10.0 mi ENE 3.5 mph - N/A   Mostly Cloudy
1:53 PM 55.0 °F - 51.1 °F 86% 30.38 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
2:53 PM 57.0 °F - 51.1 °F 81% 30.37 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
3:53 PM 55.9 °F - 50.0 °F 80% 30.36 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
4:53 PM 53.1 °F - 48.9 °F 86% 30.35 in 10.0 mi NNW 4.6 mph - N/A   Scattered Clouds
5:53 PM 51.1 °F - 48.0 °F 89% 30.33 in 10.0 mi NNW 4.6 mph - N/A   Clear
6:53 PM 50.0 °F - 48.0 °F 93% 30.32 in 10.0 mi NW 5.8 mph - N/A   Scattered Clouds
7:53 PM 48.9 °F - 46.9 °F 93% 30.32 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:53 PM 46.9 °F - 46.0 °F 97% 30.32 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 46.9 °F - 44.1 °F 90% 30.32 in 10.0 mi NNW 4.6 mph - N/A   Clear
10:53 PM 46.0 °F - 44.1 °F 93% 30.31 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 45.0 °F 43.5 °F 44.1 °F 97% 30.29 in 10.0 mi NW 3.5 mph - N/A   Clear