Seattle, WA

1:03 AM PDT on October 19, 2017 (GMT -0700)
Seattle-Tacoma International

Weather History for KSEA - March, 2013

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Saturday, March 23, 2013

  Actual Average Record
Temperature  
Mean Temperature 42 °F 47 °F  
Max Temperature 50 °F 55 °F 68 °F (1979)
Min Temperature 34 °F 40 °F 28 °F (1954)
Degree Days  
Heating Degree Days 23 18  
Month to date heating degree days 424 437  
Since 1 July heating degree days 3565 3691  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 26 °F    
Average Humidity 52    
Maximum Humidity 75    
Minimum Humidity 29    
Precipitation  
Precipitation 0.00 in 0.12 in 0.94 in (1971)
Month to date precipitation 2.65 2.83  
Year to date precipitation 8.39 11.90  
Snow  
Snow 0.00 in - T in (1985)
Month to date snowfall 0.0  
Since 1 July snowfall 0.6  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.38 in    
Wind  
Wind Speed 6 mph (ESE)    
Max Wind Speed 9 mph    
Max Gust Speed 14 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

Mar. 23, 2013 Rise Set
Actual Time 7:05 AM PDT 7:26 PM PDT
Civil Twilight 6:34 AM PDT 7:57 PM PDT
Nautical Twilight 5:58 AM PDT 8:33 PM PDT
Astronomical Twilight 5:20 AM PDT 9:11 PM PDT
Moon 3:46 PM PDT (3/23) 4:58 AM PDT (3/23)
Length of Visible Light 13h 22m
Length of Day
12h 21m
Waxing Gibbous, 86% of the Moon is Illuminated
Mar 23
Waxing Gibbous
Mar 27
Full
Apr 2
Last Quarter
Apr 10
New
Apr 18
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 36.0 °F 31.1 °F 28.9 °F 76% 30.41 in 10.0 mi ESE 5.8 mph - N/A   Mostly Cloudy
1:53 AM 35.1 °F 27.9 °F 28.0 °F 76% 30.41 in 10.0 mi ESE 9.2 mph - N/A   Overcast
2:53 AM 35.1 °F 28.6 °F 27.0 °F 72% 30.42 in 10.0 mi SE 8.1 mph - N/A   Overcast
3:53 AM 35.1 °F 28.6 °F 27.0 °F 72% 30.41 in 10.0 mi ESE 8.1 mph - N/A   Overcast
4:53 AM 35.1 °F 29.3 °F 26.1 °F 70% 30.41 in 10.0 mi SE 6.9 mph - N/A   Overcast
5:26 AM 35.6 °F 29.9 °F 26.6 °F 70% 30.38 in 10.0 mi SE 6.9 mph - N/A   Overcast
5:53 AM 35.6 °F 29.9 °F 26.6 °F 70% 30.38 in 10.0 mi ESE 6.9 mph - N/A   Overcast
6:53 AM 35.1 °F 29.3 °F 26.1 °F 70% 30.42 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
7:53 AM 36.0 °F 30.3 °F 26.1 °F 67% 30.42 in 10.0 mi ESE 6.9 mph - N/A   Overcast
8:53 AM 37.0 °F 31.6 °F 26.1 °F 65% 30.42 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
9:53 AM 39.0 °F 35.7 °F 27.0 °F 62% 30.42 in 10.0 mi SE 4.6 mph - N/A   Mostly Cloudy
10:53 AM 41.0 °F - 28.0 °F 60% 30.42 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:53 AM 43.0 °F 41.3 °F 28.0 °F 56% 30.41 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
12:53 PM 48.0 °F - 28.9 °F 48% 30.40 in 10.0 mi WNW 5.8 mph - N/A   Scattered Clouds
1:53 PM 48.0 °F - 26.1 °F 42% 30.38 in 10.0 mi SW 3.5 mph - N/A   Scattered Clouds
2:53 PM 48.9 °F - 23.0 °F 36% 30.37 in 10.0 mi WNW 6.9 mph - N/A   Scattered Clouds
3:53 PM 48.9 °F - 23.0 °F 36% 30.36 in 10.0 mi WSW 6.9 mph - N/A   Scattered Clouds
4:53 PM 50.0 °F - 21.9 °F 33% 30.35 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
5:53 PM 50.0 °F - 19.9 °F 31% 30.34 in 10.0 mi Calm Calm - N/A   Scattered Clouds
6:53 PM 46.9 °F - 21.9 °F 37% 30.34 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
7:53 PM 45.0 °F 43.5 °F 23.0 °F 42% 30.33 in 10.0 mi North 3.5 mph - N/A   Scattered Clouds
8:53 PM 43.0 °F 38.8 °F 24.1 °F 47% 30.34 in 10.0 mi North 6.9 mph - N/A   Clear
9:53 PM 44.1 °F 39.5 °F 24.1 °F 45% 30.34 in 10.0 mi NE 8.1 mph - N/A   Clear
10:53 PM 43.0 °F 40.3 °F 27.0 °F 53% 30.34 in 10.0 mi NE 4.6 mph - N/A   Clear
11:53 PM 39.0 °F 34.0 °F 27.0 °F 62% 30.33 in 10.0 mi ESE 6.9 mph - N/A   Clear