Seattle, WA

4:04 AM PST on December 11, 2016 (GMT -0800)
Boeing Field-King County International

Weather History for KBFI - February, 2012

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Monday, February 20, 2012

  Actual Average Record
Temperature  
Mean Temperature 42 °F -  
Max Temperature 46 °F 50 °F 62 °F (1977)
Min Temperature 37 °F 37 °F 25 °F (1955)
Degree Days  
Heating Degree Days 24    
Moisture  
Dew Point 37 °F    
Average Humidity 83    
Maximum Humidity 93    
Minimum Humidity 73    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.91 in    
Wind  
Wind Speed 4 mph (SSE)    
Max Wind Speed 13 mph    
Max Gust Speed -    
Visibility 7 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

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Daily Weather History Graph

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Date:

Astronomy

Feb. 20, 2012 Rise Set
Actual Time 7:06 AM PST 5:39 PM PST
Civil Twilight 6:35 AM PST 6:11 PM PST
Nautical Twilight 5:59 AM PST 6:47 PM PST
Astronomical Twilight 5:24 AM PST 7:22 PM PST
Moon 6:08 AM PST (2/20) 4:50 PM PST (2/20)
Length of Visible Light 11h 35m
Length of Day
10h 33m
Waning Crescent, 1% of the Moon is Illuminated
Feb 20
Waning Crescent
Feb 21
New
Feb 29
First Quarter
Mar 8
Full
Mar 14
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 37.9 °F 35.5 °F 30.9 °F 76% 29.94 in 10.0 mi ESE 3.5 mph - N/A   Overcast
1:53 AM 37.0 °F 33.3 °F 30.9 °F 79% 29.91 in 10.0 mi SSE 4.6 mph - N/A   Overcast
2:53 AM 37.0 °F 33.3 °F 30.9 °F 79% 29.89 in 10.0 mi SSE 4.6 mph - N/A   Overcast
3:53 AM 37.9 °F - 30.0 °F 73% 29.89 in 10.0 mi Calm Calm - N/A   Overcast
4:53 AM 37.9 °F - 30.9 °F 76% 29.90 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 39.0 °F - 32.0 °F 76% 29.91 in 10.0 mi Calm Calm - N/A   Overcast
6:53 AM 37.9 °F - 32.0 °F 79% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 39.0 °F - 32.0 °F 76% 29.92 in 10.0 mi Calm Calm - N/A   Overcast
12:53 PM - - - N/A% - 5.0 mi SSE 4.6 mph - N/A   Overcast
1:25 PM - - - N/A% - 3.0 mi South 4.6 mph - N/A Rain Light Rain
1:47 PM - - - N/A% - 4.0 mi South 5.8 mph - N/A Rain Light Rain
2:53 PM - - - N/A% - 4.0 mi SSE 3.5 mph - N/A Rain Light Rain
3:53 PM - - - N/A% - 6.0 mi SSE 5.8 mph - N/A Rain Light Rain
5:57 PM 46.4 °F 41.9 °F 44.6 °F 93% - 7.0 mi South 9.2 mph - N/A Rain Light Rain
6:45 PM 46.4 °F 40.7 °F 44.6 °F 93% - 10.0 mi SSE 12.7 mph - N/A Rain Light Rain
7:53 PM 46.4 °F 41.9 °F 44.6 °F 93% - 10.0 mi South 9.2 mph - N/A Rain Light Rain
9:53 PM 46.4 °F 41.1 °F 44.6 °F 93% - 5.0 mi South 11.5 mph - N/A Rain Light Rain
10:52 PM 46.4 °F 41.1 °F 44.6 °F 93% - 4.0 mi SE 11.5 mph - N/A Rain Light Rain
11:53 PM 46.4 °F 40.7 °F 42.8 °F 87% - 3.0 mi SE 12.7 mph - N/A Rain Light Rain