Weather History for Seattle Boeing, WA

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Monday, October 18, 2010

  Actual Average Record
Temperature  
Mean Temperature 50 °F -  
Max Temperature 59 °F 57 °F 70 °F (1974)
Min Temperature 41 °F 44 °F 32 °F (1949)
Degree Days  
Heating Degree Days 15    
Moisture  
Dew Point 41 °F    
Average Humidity 75    
Maximum Humidity 87    
Minimum Humidity 53    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.27 in    
Wind  
Wind Speed 2 mph (South)    
Max Wind Speed 6 mph    
Max Gust Speed -    
Visibility 10 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

Oct. 18, 2010 Rise Set
Actual Time 7:32 AM PDT 6:15 PM PDT
Civil Twilight 7:01 AM PDT 6:46 PM PDT
Nautical Twilight 6:25 AM PDT 7:22 PM PDT
Astronomical Twilight 5:49 AM PDT 7:57 PM PDT
Moon 4:15 PM PDT (10/18) 3:10 AM PDT (10/18)
Length of Visible Light 11h 45m
Length of Day
10h 43m
Waxing Gibbous, 84% of the Moon is Illuminated
Oct 18
Waxing Gibbous
Oct 22
Full
Oct 30
Last Quarter
Nov 5
New
Nov 13
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 48.0 °F - 43.0 °F 83% 30.27 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 46.0 °F 43.1 °F 42.1 °F 86% 30.26 in 10.0 mi SE 5.8 mph - N/A   Clear
2:53 AM 43.0 °F 39.5 °F 39.0 °F 86% 30.26 in 10.0 mi SE 5.8 mph - N/A   Clear
3:53 AM 45.0 °F - 39.9 °F 82% 30.27 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 42.8 °F 39.3 °F 39.2 °F 87% 30.28 in 10.0 mi SE 5.8 mph - N/A   Clear
5:53 AM 43.0 °F 40.3 °F 39.0 °F 86% 30.29 in 10.0 mi SSE 4.6 mph - N/A   Partly Cloudy
6:53 AM 43.0 °F 41.3 °F 39.0 °F 86% 30.28 in 10.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
7:53 AM 41.0 °F 38.0 °F 37.0 °F 86% 30.28 in 10.0 mi SSE 4.6 mph - N/A   Clear
8:15 AM 42.8 °F - 39.2 °F 87% 30.29 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:53 AM 44.6 °F 42.2 °F 39.2 °F 81% 30.30 in 10.0 mi SE 4.6 mph - N/A   Overcast
9:53 AM 46.0 °F - 39.9 °F 79% 30.31 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 AM 48.9 °F - 41.0 °F 74% 30.31 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 54.0 °F - 43.0 °F 66% 30.30 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
12:53 PM 57.0 °F - 42.1 °F 57% 30.29 in 10.0 mi Calm Calm - N/A   Clear
1:53 PM 57.9 °F - 44.1 °F 60% 30.27 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
2:53 PM 59.0 °F - 42.1 °F 53% 30.27 in 10.0 mi NW 3.5 mph - N/A   Mostly Cloudy
3:53 PM 59.0 °F - 42.1 °F 53% 30.26 in 10.0 mi West 4.6 mph - N/A   Overcast
4:53 PM 59.0 °F - 44.1 °F 58% 30.26 in 10.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
5:53 PM 57.9 °F - 41.0 °F 53% 30.25 in 10.0 mi NW 4.6 mph - N/A   Scattered Clouds
6:53 PM 55.0 °F - 42.1 °F 62% 30.26 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 54.0 °F - 45.0 °F 72% 30.26 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 51.1 °F - 45.0 °F 80% 30.26 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 PM 48.9 °F - 44.1 °F 83% 30.25 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 48.0 °F - 42.1 °F 80% 30.25 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 46.0 °F - 42.1 °F 86% 30.25 in 7.0 mi Calm Calm - N/A   Clear