Weather History for Seattle Boeing, WA

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Sunday, April 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 50 °F -  
Max Temperature 55 °F 58 °F 76 °F (1982)
Min Temperature 46 °F 42 °F 29 °F (1951)
Degree Days  
Heating Degree Days 14    
Moisture  
Dew Point 40 °F    
Average Humidity 70    
Maximum Humidity 87    
Minimum Humidity 51    
Precipitation  
Precipitation 0.03 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.27 in    
Wind  
Wind Speed 6 mph (SW)    
Max Wind Speed 10 mph    
Max Gust Speed 18 mph    
Visibility 10 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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Date:

Astronomy

Apr. 21, 2013 Rise Set
Actual Time 6:08 AM PDT 8:07 PM PDT
Civil Twilight 5:35 AM PDT 8:40 PM PDT
Nautical Twilight 4:55 AM PDT 9:21 PM PDT
Astronomical Twilight 4:10 AM PDT 10:07 PM PDT
Moon 3:42 PM PDT (4/21) 3:52 AM PDT (4/21)
Length of Visible Light 15h 05m
Length of Day
13h 58m
Waxing Gibbous, 81% of the Moon is Illuminated
Apr 21
Waxing Gibbous
Apr 25
Full
May 2
Last Quarter
May 9
New
May 17
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:33 AM 48.2 °F 39.2 °F 71% 30.27 in 10.0 mi South 4.6 mph - N/A   Overcast
12:53 AM 48.9 °F 39.9 °F 71% 30.27 in 10.0 mi South 9.2 mph - N/A   Overcast
1:09 AM 48.2 °F 39.2 °F 71% 30.28 in 10.0 mi South 8.1 mph - N/A   Overcast
1:53 AM 48.0 °F 39.9 °F 74% 30.27 in 10.0 mi Variable 5.8 mph - N/A   Overcast
2:53 AM 48.0 °F 39.9 °F 74% 30.26 in 10.0 mi South 6.9 mph - N/A   Overcast
3:53 AM 46.9 °F 39.0 °F 74% 30.26 in 10.0 mi Variable 5.8 mph - N/A   Overcast
4:53 AM 48.0 °F 39.9 °F 74% 30.25 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 46.9 °F 39.0 °F 74% 30.25 in 10.0 mi South 8.1 mph - N/A   Overcast
6:53 AM 46.9 °F 39.0 °F 74% 30.25 in 10.0 mi South 5.8 mph - N/A   Overcast
7:53 AM 46.9 °F 39.0 °F 74% 30.25 in 10.0 mi SSW 5.8 mph - N/A   Overcast
8:53 AM 48.0 °F 39.0 °F 71% 30.25 in 10.0 mi SSW 9.2 mph - N/A   Overcast
9:53 AM 48.9 °F 41.0 °F 74% 30.24 in 10.0 mi SSW 6.9 mph - N/A   Overcast
10:53 AM 46.9 °F 41.0 °F 80% 30.25 in 10.0 mi West 4.6 mph - N/A   Overcast
11:32 AM 48.2 °F 44.6 °F 87% 30.25 in 5.0 mi North 4.6 mph - 0.02 in Rain Light Rain
11:53 AM 48.9 °F 43.0 °F 80% 30.25 in 10.0 mi Calm Calm - 0.02 in   Overcast
12:08 PM 50.0 °F 42.8 °F 76% 30.25 in 10.0 mi Calm Calm - 0.00 in Rain Light Rain
12:53 PM 48.9 °F 41.0 °F 74% 30.26 in 10.0 mi NNE 6.9 mph - 0.00 in Rain Light Rain
1:53 PM 50.0 °F 41.0 °F 71% 30.26 in 10.0 mi NE 3.5 mph - 0.01 in Rain Light Rain
2:53 PM 50.0 °F 41.0 °F 71% 30.27 in 10.0 mi East 3.5 mph - 0.00 in Rain Light Rain
3:53 PM 53.1 °F 44.1 °F 71% 30.26 in 10.0 mi SE 6.9 mph - 0.00 in   Mostly Cloudy
4:53 PM 55.0 °F 37.0 °F 51% 30.26 in 10.0 mi NW 8.1 mph 18.4 mph N/A   Mostly Cloudy
5:53 PM 55.0 °F 37.9 °F 53% 30.27 in 10.0 mi NW 10.4 mph 16.1 mph N/A   Mostly Cloudy
6:53 PM 53.1 °F 37.0 °F 55% 30.27 in 10.0 mi NNW 6.9 mph - N/A   Mostly Cloudy
7:53 PM 50.0 °F 37.9 °F 63% 30.29 in 10.0 mi NNW 10.4 mph 17.3 mph N/A   Mostly Cloudy
8:53 PM 48.9 °F 37.0 °F 64% 30.33 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
9:53 PM 48.0 °F 36.0 °F 63% 30.35 in 10.0 mi North 4.6 mph - N/A   Scattered Clouds
10:53 PM 46.9 °F 36.0 °F 66% 30.36 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:53 PM 46.0 °F 36.0 °F 68% 30.38 in 10.0 mi Calm Calm - N/A   Clear