Seattle, WA

4:44 AM PDT on March 23, 2017 (GMT -0700)
Seattle-Tacoma International

Weather History for KSEA - October, 2012

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Thursday, October 4, 2012

  Actual Average Record
Temperature  
Mean Temperature 57 °F 56 °F  
Max Temperature 66 °F 64 °F 76 °F (1966)
Min Temperature 47 °F 48 °F 38 °F (1957)
Degree Days  
Heating Degree Days 8 9  
Month to date heating degree days 29 34  
Since 1 July heating degree days 182 251  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 177 189  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 37 °F    
Average Humidity 50    
Maximum Humidity 66    
Minimum Humidity 34    
Precipitation  
Precipitation 0.00 in 0.07 in 0.92 in (1950)
Month to date precipitation 0.00 0.28  
Year to date precipitation 26.42 22.37  
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 30.28 in    
Wind  
Wind Speed 15 mph (NNE)    
Max Wind Speed 21 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Oct. 04, 2012 Rise Set
Actual Time 7:13 AM PDT 6:41 PM PDT
Civil Twilight 6:42 AM PDT 7:12 PM PDT
Nautical Twilight 6:06 AM PDT 7:47 PM PDT
Astronomical Twilight 5:30 AM PDT 8:23 PM PDT
Moon 9:02 PM PDT (10/4) 11:54 AM PDT (10/4)
Length of Visible Light 12h 29m
Length of Day
11h 28m
Waning Gibbous, 81% of the Moon is Illuminated
Oct 4
Waning Gibbous
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter
Oct 29
Full

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 53.1 °F 33.1 °F 47% 30.29 in 10.0 mi North 18.4 mph - N/A   Clear
1:53 AM 52.0 °F 35.1 °F 53% 30.29 in 10.0 mi NNE 19.6 mph - N/A   Clear
2:53 AM 51.1 °F 36.0 °F 56% 30.28 in 10.0 mi NNE 18.4 mph - N/A   Clear
3:53 AM 50.0 °F 37.0 °F 61% 30.28 in 10.0 mi NNE 17.3 mph - N/A   Clear
4:53 AM 50.0 °F 35.1 °F 57% 30.28 in 10.0 mi North 17.3 mph - N/A   Clear
5:53 AM 50.0 °F 37.0 °F 61% 30.29 in 10.0 mi NNE 17.3 mph - N/A   Clear
6:53 AM 48.9 °F 37.9 °F 66% 30.29 in 10.0 mi NNE 12.7 mph - N/A   Clear
7:53 AM 48.0 °F 37.9 °F 68% 30.29 in 10.0 mi NNE 15.0 mph - N/A   Partly Cloudy
8:53 AM 51.1 °F 37.9 °F 61% 30.30 in 10.0 mi NNE 16.1 mph - N/A   Clear
9:53 AM 54.0 °F 37.9 °F 55% 30.31 in 10.0 mi North 16.1 mph - N/A   Clear
10:53 AM 57.0 °F 37.0 °F 47% 30.31 in 10.0 mi NNE 15.0 mph - N/A   Clear
11:53 AM 62.1 °F 35.1 °F 37% 30.30 in 10.0 mi North 16.1 mph - N/A   Clear
12:53 PM 63.0 °F 39.0 °F 41% 30.30 in 10.0 mi NNW 16.1 mph - N/A   Clear
1:53 PM 64.9 °F 39.0 °F 39% 30.28 in 10.0 mi North 15.0 mph - N/A   Clear
2:53 PM 66.0 °F 37.9 °F 36% 30.27 in 10.0 mi North 18.4 mph - N/A   Clear
3:53 PM 64.9 °F 37.0 °F 36% 30.26 in 10.0 mi North 15.0 mph - N/A   Partly Cloudy
4:53 PM 64.0 °F 35.1 °F 34% 30.27 in 10.0 mi North 12.7 mph - N/A   Partly Cloudy
5:53 PM 62.1 °F 36.0 °F 38% 30.26 in 10.0 mi North 12.7 mph - N/A   Scattered Clouds
6:53 PM 57.0 °F 36.0 °F 45% 30.26 in 10.0 mi North 9.2 mph - N/A   Mostly Cloudy
7:53 PM 57.9 °F 37.9 °F 47% 30.26 in 10.0 mi NNE 16.1 mph - N/A   Mostly Cloudy
8:53 PM 55.9 °F 37.0 °F 49% 30.27 in 10.0 mi NNE 10.4 mph - N/A   Partly Cloudy
9:53 PM 55.9 °F 37.0 °F 49% 30.28 in 10.0 mi NNE 13.8 mph - N/A   Clear
10:53 PM 54.0 °F 37.9 °F 55% 30.29 in 10.0 mi NNE 9.2 mph - N/A   Clear
11:53 PM 54.0 °F 37.9 °F 55% 30.29 in 10.0 mi NNE 11.5 mph - N/A   Clear