Weather History for Seattle, WA

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Tuesday, October 17, 2006

  Actual Average Record
Temperature  
Mean Temperature 55 °F 52 °F  
Max Temperature 60 °F 59 °F 74 °F (1989)
Min Temperature 50 °F 46 °F 34 °F (1949)
Degree Days  
Heating Degree Days 10 13  
Month to date heating degree days 169 176  
Since 1 July heating degree days 343 393  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 270 189  
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 82    
Maximum Humidity 96    
Minimum Humidity 67    
Precipitation  
Precipitation 0.00 in 0.11 in 1.24 in (2009)
Month to date precipitation 0.50 1.50  
Year to date precipitation 24.44 23.59  
Snow  
Snow 0.00 in - - ()
Month to date snowfall  
Since 1 July snowfall  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 3 mph (SW)    
Max Wind Speed 9 mph    
Max Gust Speed 10 mph    
Visibility 8 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Oct. 17, 2006 Rise Set
Actual Time 7:30 AM PDT 6:17 PM PDT
Civil Twilight 6:59 AM PDT 6:48 PM PDT
Nautical Twilight 6:24 AM PDT 7:24 PM PDT
Astronomical Twilight 5:48 AM PDT 7:59 PM PDT
Moon 2:47 AM PDT 4:50 PM PDT
Length of Visible Light 11h 48m
Length of Day
10h 46m
Waning Crescent, 17% of the Moon is Illuminated
Oct 17
Waning Crescent
Oct 21
New
Oct 29
First Quarter
Nov 5
Full
Nov 12
Last 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 48.9 °F 89% 30.00 in 10.0 mi Calm Calm - N/A   Overcast
1:53 AM 51.1 °F 50.0 °F 96% 30.01 in 10.0 mi Calm Calm - N/A   Overcast
2:53 AM 51.1 °F 50.0 °F 96% 30.03 in 10.0 mi Calm Calm - N/A   Overcast
3:26 AM 50.0 °F 48.2 °F 94% 30.02 in 10.0 mi Calm Calm - N/A   Overcast
3:53 AM 51.1 °F 48.9 °F 92% 30.05 in 10.0 mi Calm Calm - N/A   Overcast
4:00 AM 51.8 °F 48.2 °F 88% 30.03 in 10.0 mi South 3.5 mph - N/A   Overcast
4:53 AM 51.1 °F 50.0 °F 96% 30.06 in 10.0 mi SSE 3.5 mph - N/A   Overcast
5:04 AM 50.0 °F 48.2 °F 94% 30.05 in 10.0 mi SE 4.6 mph - N/A   Overcast
5:53 AM 51.1 °F 48.9 °F 92% 30.09 in 8.0 mi Calm Calm - N/A   Overcast
6:12 AM 51.8 °F 48.2 °F 88% 30.07 in 8.0 mi Calm Calm - N/A   Overcast
6:43 AM 50.0 °F 48.2 °F 94% 30.08 in 7.0 mi Calm Calm - N/A   Overcast
6:53 AM 50.0 °F 48.9 °F 96% 30.11 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
7:22 AM 50.0 °F 48.2 °F 94% 30.09 in 2.0 mi West 3.5 mph - N/A   Overcast
7:27 AM 50.0 °F 48.2 °F 94% 30.09 in 0.5 mi West 3.5 mph - N/A   Overcast
7:53 AM 50.0 °F 48.9 °F 96% 30.12 in 0.5 mi WNW 3.5 mph - N/A   Overcast
8:43 AM 50.0 °F 48.2 °F 94% 30.12 in 1.5 mi WNW 3.5 mph - N/A   Overcast
8:53 AM 50.0 °F 48.9 °F 96% 30.14 in 1.5 mi WNW 3.5 mph - N/A   Overcast
9:00 AM 50.0 °F 48.2 °F 94% 30.12 in 2.0 mi Calm Calm - N/A   Overcast
9:47 AM 51.8 °F 50.0 °F 94% 30.14 in 10.0 mi WSW 4.6 mph - N/A   Overcast
9:53 AM 51.1 °F 50.0 °F 96% 30.17 in 10.0 mi West 3.5 mph - N/A   Overcast
10:15 AM 51.8 °F 50.0 °F 94% 30.15 in 10.0 mi SW 4.6 mph - N/A   Overcast
10:53 AM 51.1 °F 48.9 °F 92% 30.19 in 8.0 mi West 4.6 mph - N/A   Overcast
11:30 AM 51.8 °F 50.0 °F 94% 30.17 in 10.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
11:53 AM 55.0 °F 50.0 °F 83% 30.19 in 10.0 mi WNW 3.5 mph - N/A   Scattered Clouds
12:53 PM 57.0 °F 50.0 °F 77% 30.20 in 10.0 mi WSW 3.5 mph - N/A   Scattered Clouds
1:53 PM 57.9 °F 48.9 °F 72% 30.21 in 10.0 mi West 3.5 mph - N/A   Scattered Clouds
2:53 PM 59.0 °F 48.9 °F 69% 30.21 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
3:53 PM 59.0 °F 48.9 °F 69% 30.22 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
4:53 PM 57.0 °F 48.0 °F 72% 30.22 in 10.0 mi SW 5.8 mph - N/A   Mostly Cloudy
5:53 PM 55.9 °F 48.9 °F 77% 30.23 in 10.0 mi WSW 5.8 mph - N/A   Mostly Cloudy
6:53 PM 54.0 °F 46.9 °F 77% 30.23 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:53 PM 52.0 °F 46.9 °F 83% 30.24 in 10.0 mi South 5.8 mph - N/A   Scattered Clouds
8:53 PM 51.1 °F 46.0 °F 83% 30.24 in 10.0 mi SSE 3.5 mph - N/A   Scattered Clouds
9:53 PM 52.0 °F 45.0 °F 77% 30.25 in 10.0 mi SSE 4.6 mph - N/A   Mostly Cloudy
10:49 PM 51.8 °F 46.4 °F 82% 30.24 in 10.0 mi South 3.5 mph - N/A   Overcast
10:53 PM 51.1 °F 46.0 °F 83% 30.27 in 10.0 mi SSE 3.5 mph - N/A   Overcast
11:35 PM 50.0 °F 46.4 °F 87% 30.24 in 10.0 mi SSE 5.8 mph - N/A   Overcast
11:53 PM 51.1 °F 46.0 °F 83% 30.25 in 10.0 mi SSE 5.8 mph - N/A   Overcast