Weather History for Seattle Boeing, WA

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Sunday, September 23, 2012

  Actual Average Record
Temperature  
Mean Temperature 57 °F -  
Max Temperature 66 °F 67 °F 83 °F (1957)
Min Temperature 48 °F 51 °F 40 °F (1948)
Degree Days  
Heating Degree Days 8    
Growing Degree Days 7 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 72    
Maximum Humidity 93    
Minimum Humidity 50    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.14 in    
Wind  
Wind Speed 1 mph (NW)    
Max Wind Speed 7 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

Sep. 23, 2012 Rise Set
Actual Time 6:58 AM PDT 7:03 PM PDT
Civil Twilight 6:27 AM PDT 7:34 PM PDT
Nautical Twilight 5:51 AM PDT 8:10 PM PDT
Astronomical Twilight 5:14 AM PDT 8:47 PM PDT
Moon 3:30 PM PDT (9/23) No Moon Set
Length of Visible Light 13h 06m
Length of Day
12h 05m
First Quarter, 61% of the Moon is Illuminated
Sep 23
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 54.0 °F 50.0 °F 86% 30.13 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 54.0 °F 50.0 °F 86% 30.14 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 52.0 °F 48.9 °F 89% 30.14 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 51.1 °F 48.9 °F 92% 30.14 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 50.0 °F 48.0 °F 93% 30.14 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 51.1 °F 48.0 °F 89% 30.14 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 48.9 °F 46.9 °F 93% 30.14 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 50.0 °F 48.0 °F 93% 30.15 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 54.0 °F 51.1 °F 90% 30.16 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 59.0 °F 48.0 °F 67% 30.16 in 10.0 mi Variable 5.8 mph - N/A   Clear
10:53 AM 60.1 °F 46.9 °F 62% 30.16 in 10.0 mi WNW 5.8 mph - N/A   Clear
11:53 AM 61.0 °F 46.0 °F 58% 30.17 in 10.0 mi Variable 5.8 mph - N/A   Clear
12:53 PM 63.0 °F 46.0 °F 54% 30.15 in 10.0 mi WNW 6.9 mph - N/A   Clear
1:53 PM 64.9 °F 46.0 °F 50% 30.12 in 10.0 mi WNW 4.6 mph - N/A   Clear
2:53 PM 64.9 °F 46.9 °F 52% 30.12 in 10.0 mi Variable 4.6 mph - N/A   Clear
3:53 PM 66.0 °F 48.0 °F 52% 30.11 in 10.0 mi NNW 4.6 mph - N/A   Clear
4:53 PM 66.0 °F 48.0 °F 52% 30.11 in 10.0 mi NNW 5.8 mph - N/A   Clear
5:53 PM 64.9 °F 48.0 °F 54% 30.12 in 10.0 mi NW 3.5 mph - N/A   Clear
6:53 PM 64.0 °F 48.0 °F 56% 30.12 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 61.0 °F 48.9 °F 64% 30.12 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 60.1 °F 48.9 °F 67% 30.13 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 59.0 °F 50.0 °F 72% 30.13 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 57.0 °F 50.0 °F 77% 30.13 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 55.9 °F 50.0 °F 80% 30.13 in 10.0 mi Calm Calm - N/A   Clear