Weather History for KSEA - October, 2013

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Wednesday, October 16, 2013

  Actual Average Record
Temperature  
Mean Temperature 52 °F 53 °F  
Max Temperature 55 °F 60 °F 70 °F (2002)
Min Temperature 48 °F 46 °F 35 °F (1980)
Degree Days  
Heating Degree Days 13 12  
Month to date heating degree days 186 163  
Since 1 July heating degree days 297 380  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 385 189  
Moisture  
Dew Point 45 °F    
Average Humidity 79    
Maximum Humidity 86    
Minimum Humidity 71    
Precipitation  
Precipitation 0.00 in 0.11 in 0.78 in (2009)
Month to date precipitation 1.44 1.39  
Year to date precipitation 27.01 23.48  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.20 in    
Wind  
Wind Speed 6 mph (NNE)    
Max Wind Speed 15 mph    
Max Gust Speed 20 mph    
Visibility 5 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Oct. 16, 2013 Rise Set
Actual Time 7:29 AM PDT 6:18 PM PDT
Civil Twilight 6:58 AM PDT 6:49 PM PDT
Nautical Twilight 6:23 AM PDT 7:25 PM PDT
Astronomical Twilight 5:47 AM PDT 8:00 PM PDT
Moon 5:07 PM PDT (10/16) 4:55 AM PDT (10/16)
Length of Visible Light 11h 51m
Length of Day
10h 49m
Waxing Gibbous, 94% of the Moon is Illuminated
Oct 16
Waxing Gibbous
Oct 18
Full
Oct 26
Last Quarter
Nov 3
New
Nov 9
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 52.0 °F 46.0 °F 80% 30.19 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
1:53 AM 52.0 °F 46.9 °F 83% 30.20 in 10.0 mi NNE 3.5 mph - N/A   Mostly Cloudy
2:53 AM 50.0 °F 46.0 °F 86% 30.19 in 9.0 mi North 3.5 mph - N/A   Mostly Cloudy
3:53 AM 48.9 °F 45.0 °F 86% 30.19 in 8.0 mi North 6.9 mph - N/A   Partly Cloudy
4:53 AM 48.9 °F 45.0 °F 86% 30.18 in 8.0 mi NNE 5.8 mph - N/A   Mostly Cloudy
5:09 AM 48.2 °F 44.6 °F 87% 30.16 in 7.0 mi NNE 6.9 mph - N/A   Scattered Clouds
5:53 AM 48.9 °F 45.0 °F 86% 30.18 in 6.0 mi NE 4.6 mph - N/A   Partly Cloudy
6:53 AM 48.0 °F 44.1 °F 86% 30.19 in 4.0 mi North 8.1 mph - N/A   Mostly Cloudy
7:01 AM 48.2 °F 44.6 °F 87% 30.17 in 1.5 mi North 5.8 mph - N/A   Mostly Cloudy
7:46 AM 50.0 °F 46.4 °F 87% 30.19 in 1.5 mi North 12.7 mph - N/A   Overcast
7:53 AM 50.0 °F 46.0 °F 86% 30.21 in 2.0 mi North 13.8 mph - N/A   Overcast
8:07 AM 50.0 °F 46.4 °F 87% 30.19 in 1.0 mi NNE 10.4 mph - N/A   Overcast
8:53 AM 50.0 °F 46.0 °F 86% 30.22 in 1.0 mi NNE 8.1 mph - N/A   Overcast
9:53 AM 50.0 °F 46.0 °F 86% 30.22 in 1.0 mi NNE 6.9 mph - N/A   Overcast
10:38 AM 51.8 °F 46.4 °F 82% 30.20 in 1.5 mi NNE 5.8 mph - N/A   Overcast
10:53 AM 51.1 °F 46.9 °F 86% 30.22 in 1.5 mi NE 8.1 mph - N/A   Overcast
11:53 AM 52.0 °F 46.9 °F 83% 30.23 in 2.0 mi North 9.2 mph - N/A   Haze
12:26 PM 53.6 °F 46.4 °F 77% 30.19 in 2.0 mi North 9.2 mph - N/A   Haze
12:53 PM 54.0 °F 46.0 °F 75% 30.21 in 2.5 mi NNE 8.1 mph - N/A   Haze
1:53 PM 53.1 °F 46.0 °F 77% 30.22 in 5.0 mi North 11.5 mph - N/A   Haze
2:53 PM 54.0 °F 46.0 °F 75% 30.22 in 7.0 mi NE 8.1 mph - N/A   Overcast
3:53 PM 54.0 °F 46.0 °F 75% 30.22 in 7.0 mi ENE 6.9 mph - N/A   Overcast
4:37 PM 53.6 °F 46.4 °F 77% 30.19 in 7.0 mi ENE 5.8 mph - N/A   Overcast
4:53 PM 54.0 °F 46.0 °F 75% 30.20 in 7.0 mi East 4.6 mph - N/A   Overcast
5:53 PM 53.1 °F 45.0 °F 74% 30.21 in 7.0 mi East 4.6 mph - N/A   Mostly Cloudy
6:53 PM 52.0 °F 45.0 °F 77% 30.21 in 8.0 mi East 4.6 mph - N/A   Scattered Clouds
7:53 PM 51.1 °F 44.1 °F 77% 30.22 in 8.0 mi Calm Calm - N/A   Partly Cloudy
8:53 PM 48.9 °F 43.0 °F 80% 30.22 in 7.0 mi Calm Calm - N/A   Clear
9:53 PM 48.9 °F 44.1 °F 83% 30.23 in 6.0 mi NE 4.6 mph - N/A   Clear
10:53 PM 48.0 °F 44.1 °F 86% 30.23 in 4.0 mi NNE 5.8 mph - N/A Fog Patches of Fog
11:03 PM 48.2 °F 44.6 °F 87% 30.21 in 6.0 mi NE 6.9 mph - N/A   Mostly Cloudy
11:53 PM 50.0 °F 45.0 °F 83% 30.23 in 5.0 mi NE 5.8 mph - N/A   Overcast