Weather History for Seattle, WA

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Thursday, October 31, 2013

  Actual Average Record
Temperature  
Mean Temperature 55 °F 49 °F  
Max Temperature 58 °F 55 °F 71 °F (1949)
Min Temperature 51 °F 43 °F 30 °F (2003)
Degree Days  
Heating Degree Days 10 16  
Month to date heating degree days 405 379  
Since 1 July heating degree days 516 597  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 385 189  
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 47 °F    
Average Humidity 75    
Maximum Humidity 83    
Minimum Humidity 66    
Precipitation  
Precipitation 0.01 in 0.17 in 1.04 in (1990)
Month to date precipitation 1.54 3.48  
Year to date precipitation 27.11 25.57  
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 5 mph (South)    
Max Wind Speed 14 mph    
Max Gust Speed 18 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 31, 2013 Rise Set
Actual Time 7:51 AM PDT 5:53 PM PDT
Civil Twilight 7:19 AM PDT 6:25 PM PDT
Nautical Twilight 6:43 AM PDT 7:01 PM PDT
Astronomical Twilight 6:07 AM PDT 7:36 PM PDT
Moon 4:35 AM PDT (10/31) 4:23 PM PDT (10/31)
Length of Visible Light 11h 05m
Length of Day
10h 01m
Waning Crescent, 9% of the Moon is Illuminated
Oct 31
Waning Crescent
Nov 3
New
Nov 9
First Quarter
Nov 17
Full
Nov 25
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 53.6 °F 42.8 °F 67% 30.12 in 10.0 mi SSW 9.2 mph - 0.00 in   Overcast
12:53 AM 54.0 °F 42.1 °F 64% 30.14 in 10.0 mi SSW 8.1 mph - 0.00 in   Overcast
1:53 AM 53.1 °F 42.1 °F 66% 30.14 in 9.0 mi South 5.8 mph - 0.00 in Rain Light Rain
2:22 AM 53.6 °F 42.8 °F 67% 30.12 in 10.0 mi SSW 6.9 mph - 0.00 in   Overcast
2:53 AM 53.1 °F 43.0 °F 69% 30.14 in 10.0 mi SW 10.4 mph - 0.00 in   Overcast
3:25 AM 51.8 °F 44.6 °F 76% 30.12 in 8.0 mi SSW 10.4 mph - 0.00 in Rain Rain
3:49 AM 51.8 °F 44.6 °F 76% 30.12 in 10.0 mi SSW 12.7 mph - 0.00 in   Overcast
3:53 AM 52.0 °F 44.1 °F 74% 30.14 in 10.0 mi SSW 8.1 mph - 0.00 in   Overcast
4:41 AM 51.8 °F 44.6 °F 76% 30.12 in 10.0 mi South 6.9 mph - 0.01 in   Overcast
4:53 AM 51.1 °F 45.0 °F 80% 30.14 in 10.0 mi South 6.9 mph - 0.01 in   Overcast
5:29 AM 51.8 °F 44.6 °F 76% 30.12 in 8.0 mi SSW 8.1 mph - N/A   Overcast
5:53 AM 51.1 °F 46.0 °F 83% 30.14 in 8.0 mi South 6.9 mph - N/A   Overcast
6:53 AM 52.0 °F 46.0 °F 80% 30.14 in 8.0 mi South 8.1 mph - N/A   Overcast
7:53 AM 52.0 °F 46.0 °F 80% 30.15 in 10.0 mi South 3.5 mph - N/A   Overcast
8:53 AM 53.1 °F 46.0 °F 77% 30.17 in 10.0 mi SW 3.5 mph - N/A   Overcast
9:53 AM 53.1 °F 46.9 °F 80% 30.19 in 5.0 mi SSW 8.1 mph - N/A   Haze
10:53 AM 53.1 °F 46.9 °F 80% 30.20 in 10.0 mi SSW 6.9 mph - N/A   Overcast
11:53 AM 54.0 °F 46.9 °F 77% 30.22 in 10.0 mi South 4.6 mph - N/A   Overcast
12:53 PM 55.0 °F 48.0 °F 77% 30.22 in 10.0 mi SSW 6.9 mph - N/A   Overcast
1:53 PM 55.9 °F 48.0 °F 75% 30.23 in 10.0 mi South 5.8 mph - N/A   Overcast
2:53 PM 57.0 °F 48.9 °F 74% 30.24 in 10.0 mi SSW 3.5 mph - N/A   Overcast
3:53 PM 57.0 °F 48.9 °F 74% 30.24 in 10.0 mi SSW 4.6 mph - N/A   Mostly Cloudy
4:01 PM 57.2 °F 48.2 °F 72% 30.22 in 10.0 mi South 4.6 mph - N/A   Overcast
4:18 PM 57.2 °F 50.0 °F 77% 30.22 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
4:37 PM 57.2 °F 50.0 °F 77% 30.23 in 10.0 mi SSE 3.5 mph - N/A   Overcast
4:53 PM 57.9 °F 50.0 °F 75% 30.25 in 10.0 mi South 3.5 mph - N/A   Overcast
5:53 PM 57.0 °F 48.9 °F 74% 30.25 in 10.0 mi South 3.5 mph - N/A   Overcast
6:02 PM 57.2 °F 48.2 °F 72% 30.22 in 10.0 mi South 3.5 mph - N/A   Overcast
6:38 PM 55.4 °F 50.0 °F 82% 30.22 in 10.0 mi South 3.5 mph - N/A   Overcast
6:53 PM 55.9 °F 50.0 °F 80% 30.25 in 10.0 mi Calm Calm - N/A   Overcast
7:40 PM 55.4 °F 50.0 °F 82% 30.25 in 10.0 mi Calm Calm - N/A   Overcast
7:53 PM 57.0 °F 50.0 °F 77% 30.28 in 10.0 mi Calm Calm - N/A   Overcast
8:53 PM 57.0 °F 50.0 °F 77% 30.28 in 10.0 mi Calm Calm - N/A   Overcast
9:31 PM 57.2 °F 50.0 °F 77% 30.26 in 9.0 mi Calm Calm - N/A   Overcast
9:53 PM 55.9 °F 50.0 °F 80% 30.28 in 9.0 mi SSE 4.6 mph - N/A   Overcast
10:28 PM 57.2 °F 50.0 °F 77% 30.27 in 10.0 mi SSE 3.5 mph - N/A   Overcast
10:37 PM 55.4 °F 50.0 °F 82% 30.27 in 10.0 mi SSE 3.5 mph - N/A   Overcast
10:53 PM 57.0 °F 51.1 °F 81% 30.30 in 10.0 mi SE 3.5 mph - N/A   Overcast
11:53 PM 55.9 °F 50.0 °F 80% 30.28 in 9.0 mi SSE 5.8 mph - N/A   Overcast