Seattle Boeing, WA
on Monday, December 17, 2012

Monday
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Daily Summary
 ActualAverage (KSEA)Record (KSEA)
Temperature
Mean Temperature °F 40°F  
Max Temperature 48°F 45°F 57°F (1994)
Min Temperature 37°F 35°F 11°F (1964)
Degree Days
Heating Degree Days 22 25  
Month to date heating degree days 410  
Since 1 July heating degree days 1593  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 189  
Moisture
Dew Point 35°F   
Average Humidity 73    
Maximum Humidity 86    
Minimum Humidity 60    
Precipitation
Precipitation 0.11 in 0.16 in 1.61 in (1979)
Month to date precipitation 3.03  
Year to date precipitation 35.17  
Snow
Snow 0.00 in in 0.10 in (1992)
Month to date snowfall  
Since 1 July snowfall  
Snow Depth in   
Wind
Wind Speed 15 mph   
Max Wind Speed 23 mph   
Max Gust Speed 39 mph   
Visibility 10 miles   
Events Rain   

Key: T is trace of precipitation, MM is missing value
Source: NWS Daily Summary
Time(PST)TemperatureDew PointHumidity Pressure Visibility Wind DirectionWind SpeedGust SpeedPrecipitationEvents Conditions
12:53 AM 45.0°F 41.0°F 86% 28.95 in 10.0 miles SE 13.8 mph - 0.06 in Rain Light Rain
1:53 AM 46.9°F 41.0°F 80% 28.94 in 10.0 miles SSE 17.3 mph 25.3 mph 0.02 in Rain Light Rain
2:53 AM 48.0°F 43.0°F 83% 29.00 in 10.0 miles South 16.1 mph 25.3 mph 0.01 in Rain Light Rain
3:53 AM 46.9°F 42.1°F 83% 29.03 in 10.0 miles South 18.4 mph 29.9 mph 0.02 in Rain Light Rain
4:53 AM 45.0°F 37.0°F 74% 29.10 in 10.0 miles SSW 23.0 mph 39.1 mph N/A   Mostly Cloudy
5:53 AM 45.0°F 37.0°F 74% 29.21 in 10.0 miles SSW 16.1 mph 36.8 mph N/A   Scattered Clouds
6:53 AM 46.0°F 35.1°F 66% 29.28 in 10.0 miles SSW 19.6 mph 33.4 mph N/A   Scattered Clouds
7:53 AM 45.0°F 36.0°F 71% 29.36 in 10.0 miles SW 17.3 mph 29.9 mph N/A   Clear
8:53 AM 44.1°F 36.0°F 73% 29.44 in 10.0 miles SSW 17.3 mph 31.1 mph N/A   Scattered Clouds
9:53 AM 44.1°F 34.0°F 68% 29.51 in 10.0 miles SSW 12.7 mph 26.5 mph N/A   Mostly Cloudy
10:53 AM 44.1°F 33.1°F 65% 29.55 in 10.0 miles SSW 11.5 mph 19.6 mph N/A   Mostly Cloudy
11:53 AM 44.1°F 33.1°F 65% 29.60 in 10.0 miles SSW 13.8 mph 25.3 mph N/A   Mostly Cloudy
12:53 PM 44.1°F 32.0°F 63% 29.63 in 10.0 miles SSW 15.0 mph 24.2 mph N/A   Clear
1:53 PM 45.0°F 32.0°F 60% 29.66 in 10.0 miles SSW 15.0 mph 25.3 mph N/A   Mostly Cloudy
4:53 PM 39.0°F 30.0°F 70% 29.76 in 10.0 miles SW 10.4 mph 16.1 mph N/A   Mostly Cloudy
5:53 PM 39.0°F 30.9°F 73% 29.80 in 10.0 miles Variable 3.5 mph - N/A   Scattered Clouds
6:53 PM 39.0°F 30.9°F 73% 29.82 in 10.0 miles Variable 6.9 mph - N/A   Mostly Cloudy
7:53 PM 39.0°F 30.9°F 73% 29.85 in 10.0 miles SSW 9.2 mph 21.9 mph N/A   Mostly Cloudy
8:53 PM 37.9°F 30.9°F 76% 29.86 in 10.0 miles SE 10.4 mph 17.3 mph N/A   Overcast
9:53 PM 37.9°F 32.0°F 79% 29.89 in 10.0 miles SSE 13.8 mph - N/A   Overcast
10:53 PM 37.9°F 32.0°F 79% 29.88 in 10.0 miles South 13.8 mph 23.0 mph N/A   Mostly Cloudy
11:53 PM 37.0°F 30.9°F 79% 29.89 in 10.0 miles South 10.4 mph 21.9 mph N/A   Mostly Cloudy
Moon Phase
Dec. 17 Dec. 20 Dec. 28 Jan. 04 Jan. 11
Sunrise:07:52 AM (PST) Moon Rise:10:45 AM (PST)12/17
Sunset:04:19 PM (PST) Moon Set:10:07 PM (PST)12/17

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