Seattle, WA

4:08 AM PST on February 11, 2016 (GMT -0800)
Boeing Field-King County International

Weather History for KBFI - January, 2013

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Sunday, January 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 37 °F -  
Max Temperature 41 °F 47 °F 64 °F (1981)
Min Temperature 33 °F 36 °F 16 °F (1954)
Degree Days  
Heating Degree Days 28    
Moisture  
Dew Point 32 °F    
Average Humidity 88    
Maximum Humidity 96    
Minimum Humidity 79    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.34 in    
Wind  
Wind Speed 1 mph (ENE)    
Max Wind Speed 6 mph    
Max Gust Speed -    
Visibility 2 miles    
Events Fog    
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. 20, 2013 Rise Set
Actual Time 7:48 AM PST 4:52 PM PST
Civil Twilight 7:14 AM PST 5:27 PM PST
Nautical Twilight 6:36 AM PST 6:04 PM PST
Astronomical Twilight 5:59 AM PST 6:41 PM PST
Moon 11:58 AM PST (1/20) 2:23 AM PST (1/20)
Length of Visible Light 10h 12m
Length of Day
9h 04m
Waxing Gibbous, 67% of the Moon is Illuminated
Jan 20
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 9
New
Feb 17
First 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 35.1 °F - 33.1 °F 92% 30.39 in 0.8 mi Calm Calm - N/A   Mist
1:00 AM 35.6 °F - 32.0 °F 87% 30.39 in 1.2 mi Calm Calm - N/A   Overcast
1:53 AM 35.1 °F - 33.1 °F 92% 30.39 in 1.5 mi Calm Calm - N/A   Overcast
2:53 AM 35.1 °F 32.2 °F 33.1 °F 92% 30.40 in 1.0 mi NNE 3.5 mph - N/A   Mist
3:53 AM 34.0 °F 31.0 °F 32.0 °F 92% 30.39 in 1.5 mi NNE 3.5 mph - N/A   Mist
4:08 AM 33.8 °F - 32.0 °F 93% 30.39 in 2.5 mi Calm Calm - N/A   Overcast
4:53 AM 33.1 °F 30.0 °F 30.9 °F 92% 30.39 in 1.5 mi NNW 3.5 mph - N/A   Overcast
5:53 AM 33.1 °F 30.0 °F 30.9 °F 92% 30.38 in 1.0 mi Variable 3.5 mph - N/A   Overcast
6:53 AM 33.1 °F - 30.0 °F 89% 30.38 in 0.8 mi Calm Calm - N/A   Mist
7:53 AM 33.1 °F 30.0 °F 30.9 °F 92% 30.39 in 0.5 mi ENE 3.5 mph - N/A Fog Fog
8:53 AM 33.1 °F - 32.0 °F 96% 30.40 in 0.2 mi Calm Calm - N/A Fog Fog
9:53 AM 35.1 °F 32.2 °F 33.1 °F 92% 30.40 in 1.5 mi Variable 3.5 mph - N/A   Overcast
10:53 AM 36.0 °F - 33.1 °F 89% 30.39 in 1.5 mi Calm Calm - N/A   Overcast
11:53 AM 37.0 °F 34.5 °F 33.1 °F 86% 30.37 in 2.0 mi East 3.5 mph - N/A   Overcast
12:53 PM 39.0 °F - 34.0 °F 82% 30.34 in 2.0 mi Calm Calm - N/A   Haze
1:00 PM 39.2 °F 37.0 °F 33.8 °F 81% 30.34 in 3.0 mi NE 3.5 mph - N/A   Haze
1:53 PM 39.9 °F 36.7 °F 34.0 °F 79% 30.32 in 4.0 mi ENE 4.6 mph - N/A   Haze
2:53 PM 41.0 °F - 35.1 °F 79% 30.31 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
3:37 PM 39.2 °F 35.0 °F 33.8 °F 81% 30.31 in 7.0 mi SSE 5.8 mph - N/A   Scattered Clouds
3:53 PM 39.0 °F 36.8 °F 34.0 °F 82% 30.31 in 7.0 mi SE 3.5 mph - N/A   Scattered Clouds
4:53 PM 37.0 °F 34.5 °F 33.1 °F 86% 30.30 in 7.0 mi ESE 3.5 mph - N/A   Partly Cloudy
5:53 PM 36.0 °F - 32.0 °F 86% 30.29 in 7.0 mi Calm Calm - N/A   Partly Cloudy
6:53 PM 34.0 °F - 30.0 °F 85% 30.28 in 3.0 mi Calm Calm - N/A   Scattered Clouds
7:05 PM 35.6 °F - 30.2 °F 81% 30.28 in 1.0 mi Calm Calm - N/A   Mostly Cloudy
7:08 PM 33.8 °F - 30.2 °F 87% 30.28 in 0.2 mi Calm Calm - N/A Fog Fog
7:53 PM 33.1 °F - 30.9 °F 92% 30.28 in 0.2 mi Calm Calm - N/A Fog Fog
8:53 PM 34.0 °F - 32.0 °F 92% 30.28 in 0.2 mi Calm Calm - N/A Fog Fog
9:53 PM 35.1 °F - 33.1 °F 92% 30.28 in 0.5 mi Calm Calm - N/A Fog Fog
10:53 PM 36.0 °F - 34.0 °F 93% 30.27 in 1.0 mi Calm Calm - N/A   Overcast
11:53 PM 37.0 °F - 35.1 °F 93% 30.27 in 1.0 mi Calm Calm - N/A   Overcast