Seattle, WA

7:54 AM PDT on June 23, 2018 (GMT -0700)
Seattle-Tacoma International

Weather History for KSEA - October, 2003

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Monday, October 20, 2003

  Actual Average Record
Temperature  
Mean Temperature 60 °F 52 °F  
Max Temperature 64 °F 58 °F 69 °F (1987)
Min Temperature 55 °F 45 °F 29 °F (1949)
Degree Days  
Heating Degree Days 6 13  
Month to date heating degree days 215  
Since 1 July heating degree days 432  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 189  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 61 °F    
Average Humidity 95    
Maximum Humidity 100    
Minimum Humidity 84    
Precipitation  
Precipitation 4.95 in 0.12 in 5.02 in (2003)
Month to date precipitation 1.85  
Year to date precipitation 23.94  
Snow  
Snow 0.00 in - - ()
Month to date snowfall  
Since 1 July snowfall  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.90 in    
Wind  
Wind Speed 8 mph (SSW)    
Max Wind Speed 14 mph    
Max Gust Speed 22 mph    
Visibility 4 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Oct. 20, 2003 Rise Set
Actual Time 7:34 AM PDT 6:12 PM PDT
Civil Twilight 7:03 AM PDT 6:43 PM PDT
Nautical Twilight 6:27 AM PDT 7:19 PM PDT
Astronomical Twilight 5:52 AM PDT 7:54 PM PDT
Moon 1:07 AM PDT (10/20) 4:35 PM PDT (10/20)
Length of Visible Light 11h 40m
Length of Day
10h 37m
Waning Crescent, 27% of the Moon is Illuminated
Oct 20
Waning Crescent
Oct 25
New
Oct 31
First Quarter
Nov 8
Full
Nov 16
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 57.9 °F 53.1 °F 84% 29.95 in 10.0 mi Calm Calm - 0.02 in Rain Light Rain
1:56 AM 57.9 °F 53.1 °F 84% 29.89 in 10.0 mi East 10.4 mph - 0.05 in Rain Light Rain
2:56 AM 57.9 °F 53.1 °F 84% 29.84 in 10.0 mi East 5.8 mph - 0.07 in Rain Light Rain
3:56 AM 55.9 °F 54.0 °F 93% 29.83 in 7.0 mi South 4.6 mph - 0.19 in Rain Rain
4:56 AM 55.9 °F 55.0 °F 97% 29.82 in 6.0 mi South 9.2 mph - 0.16 in Rain Rain
5:56 AM 57.0 °F 55.9 °F 96% 29.79 in 9.0 mi South 11.5 mph - 0.06 in Rain Light Rain
6:56 AM 60.1 °F 57.9 °F 93% 29.78 in 10.0 mi South 11.5 mph - 0.02 in Rain Light Rain
7:56 AM 63.0 °F 60.1 °F 90% 29.77 in 8.0 mi South 11.5 mph - 0.02 in Rain Rain
8:56 AM 62.1 °F 61.0 °F 96% 29.78 in 4.0 mi South 11.5 mph - 0.16 in Rain Heavy Rain
9:56 AM 63.0 °F 62.1 °F 97% 29.82 in 3.0 mi SSW 4.6 mph - 0.25 in Rain Heavy Rain
10:14 AM 62.6 °F 62.6 °F 100% 29.82 in 3.0 mi SSW 8.1 mph - 0.09 in Rain Heavy Rain
10:29 AM 62.6 °F 62.6 °F 100% 29.83 in 3.0 mi SW 10.4 mph - 0.15 in Rain Heavy Rain
10:43 AM 64.4 °F 62.6 °F 94% 29.84 in 2.0 mi SW 9.2 mph - 0.22 in Rain Heavy Rain
10:56 AM 64.0 °F 63.0 °F 96% 29.84 in 2.0 mi WSW 8.1 mph - 0.27 in Rain Heavy Rain
11:56 AM 63.0 °F 63.0 °F 100% 29.86 in 2.0 mi WSW 6.9 mph - 0.38 in Rain Heavy Rain
12:39 PM 62.6 °F 62.6 °F 100% 29.88 in 2.0 mi SW 5.8 mph - 0.30 in Rain Heavy Rain
12:56 PM 64.0 °F 63.0 °F 96% 29.87 in 2.0 mi South 8.1 mph - 0.42 in Rain Heavy Rain
1:33 PM 64.4 °F 62.6 °F 94% 29.85 in 3.0 mi South 13.8 mph - 0.11 in Rain Rain
1:56 PM 64.9 °F 63.0 °F 93% 29.85 in 3.0 mi SSW 13.8 mph 21.9 mph 0.16 in Rain Rain
2:10 PM 64.4 °F 62.6 °F 94% 29.86 in 2.5 mi SSW 13.8 mph - 0.07 in Rain Heavy Rain
2:19 PM 64.4 °F 62.6 °F 94% 29.86 in 3.0 mi South 13.8 mph - 0.11 in Rain Heavy Rain
2:56 PM 64.9 °F 64.0 °F 97% 29.87 in 3.0 mi SSW 12.7 mph 20.7 mph 0.25 in Rain Rain
2:58 PM 64.4 °F 64.4 °F 100% 29.87 in 2.5 mi SSW 10.4 mph - 0.01 in Rain Rain
3:10 PM 64.4 °F 62.6 °F 94% 29.88 in 2.5 mi SSW 11.5 mph - 0.08 in Rain Heavy Rain
3:56 PM 64.9 °F 63.0 °F 93% 29.90 in 2.5 mi SSW 13.8 mph - 0.36 in Rain Heavy Rain
4:33 PM 64.4 °F 64.4 °F 100% 29.91 in 1.8 mi SSW 13.8 mph - 0.25 in Rain Heavy Rain
4:56 PM 64.9 °F 64.0 °F 97% 29.92 in 1.8 mi SW 11.5 mph - 0.44 in Rain Heavy Rain
5:56 PM 64.9 °F 64.0 °F 97% 29.95 in 1.5 mi SSW 13.8 mph - 0.48 in Rain Heavy Rain
6:56 PM 64.0 °F 63.0 °F 96% 29.97 in 1.5 mi SW 12.7 mph 19.6 mph 0.35 in Rain Light Rain
7:56 PM 64.0 °F 63.0 °F 96% 30.00 in 1.5 mi WSW 10.4 mph - 0.34 in Rain Heavy Rain
8:56 PM 63.0 °F 61.0 °F 93% 30.03 in 1.5 mi SW 9.2 mph - 0.26 in Rain Rain
9:26 PM 62.6 °F 60.8 °F 94% 30.04 in 1.5 mi SW 6.9 mph - 0.07 in Rain Light Rain
9:31 PM 62.6 °F 60.8 °F 94% 30.05 in 2.0 mi SW 9.2 mph - 0.08 in Rain Light Rain
9:56 PM 62.1 °F 61.0 °F 96% 30.06 in 2.0 mi WSW 10.4 mph - 0.09 in Rain Light Rain
10:09 PM 62.6 °F 60.8 °F 94% 30.06 in 2.0 mi WSW 8.1 mph - 0.01 in Rain Light Rain
10:16 PM 62.6 °F 60.8 °F 94% 30.06 in 2.0 mi WSW 6.9 mph - 0.02 in Rain Light Rain
10:56 PM 62.1 °F 61.0 °F 96% 30.07 in 3.0 mi WSW 3.5 mph - 0.06 in Rain Light Rain
11:56 PM 62.1 °F 61.0 °F 96% 30.08 in 4.0 mi SW 3.5 mph - 0.09 in Rain Rain