Seattle, WA

12:28 AM PDT on May 24, 2017 (GMT -0700)
Seattle-Tacoma International

Weather History for KSEA - May, 2013

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Friday, May 10, 2013

  Actual Average Record
Temperature  
Mean Temperature 64 °F 55 °F  
Max Temperature 79 °F 64 °F 80 °F (1993)
Min Temperature 49 °F 46 °F 37 °F (1947)
Degree Days  
Heating Degree Days 1 10  
Month to date heating degree days 39 111  
Since 1 July heating degree days 4119 4379  
Cooling Degree Days 0 0  
Month to date cooling degree days 10 0  
Year to date cooling degree days 10 0  
Growing Degree Days 14 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 61    
Maximum Humidity 89    
Minimum Humidity 32    
Precipitation  
Precipitation 0.00 in 0.07 in 0.61 in (2000)
Month to date precipitation 0.00 0.65  
Year to date precipitation 14.37 16.15  
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 2 mph (West)    
Max Wind Speed 8 mph    
Max Gust Speed 10 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

May. 10, 2013 Rise Set
Actual Time 5:38 AM PDT 8:33 PM PDT
Civil Twilight 5:02 AM PDT 9:09 PM PDT
Nautical Twilight 4:17 AM PDT 9:55 PM PDT
Astronomical Twilight 3:22 AM PDT 10:51 PM PDT
Moon 6:05 AM PDT (5/10) 9:29 PM PDT (5/10)
Length of Visible Light 16h 06m
Length of Day
14h 55m
New Moon, 1% of the Moon is Illuminated
May 10
New Moon
May 17
First Quarter
May 24
Full
May 31
Last Quarter
Jun 8
New

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 57.0 °F 48.9 °F 74% 30.20 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 55.0 °F 48.9 °F 80% 30.20 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 53.1 °F 48.0 °F 83% 30.21 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 51.1 °F 46.9 °F 86% 30.22 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 51.8 °F 46.4 °F 82% 30.20 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 53.6 °F 48.2 °F 82% 30.19 in 8.0 mi Calm Calm - N/A   Clear
6:53 AM 52.0 °F 48.0 °F 86% 30.23 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 57.0 °F 50.0 °F 77% 30.23 in 10.0 mi SE 4.6 mph - N/A   Clear
8:53 AM 60.1 °F 51.1 °F 72% 30.24 in 10.0 mi SE 3.5 mph - N/A   Partly Cloudy
9:53 AM 63.0 °F 52.0 °F 67% 30.23 in 10.0 mi West 4.6 mph - N/A   Scattered Clouds
10:53 AM 66.0 °F 52.0 °F 60% 30.23 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:53 AM 69.1 °F 52.0 °F 54% 30.22 in 10.0 mi West 4.6 mph - N/A   Scattered Clouds
12:53 PM 73.0 °F 52.0 °F 48% 30.20 in 10.0 mi West 5.8 mph - N/A   Partly Cloudy
1:53 PM 75.0 °F 51.1 °F 43% 30.19 in 10.0 mi Calm Calm - N/A   Partly Cloudy
2:53 PM 78.1 °F 46.9 °F 33% 30.19 in 10.0 mi WNW 3.5 mph - N/A   Scattered Clouds
3:53 PM 78.1 °F 53.1 °F 42% 30.17 in 10.0 mi West 4.6 mph - N/A   Mostly Cloudy
4:53 PM 78.1 °F 54.0 °F 43% 30.16 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
5:53 PM 75.9 °F 51.1 °F 42% 30.16 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
6:53 PM 73.9 °F 54.0 °F 50% 30.15 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
7:53 PM 73.0 °F 53.1 °F 49% 30.15 in 10.0 mi Calm Calm - N/A   Overcast
8:53 PM 68.0 °F 52.0 °F 56% 30.16 in 10.0 mi Calm Calm - N/A   Overcast
9:53 PM 64.0 °F 50.0 °F 60% 30.17 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 PM 61.0 °F 51.1 °F 70% 30.18 in 10.0 mi West 3.5 mph - N/A   Clear
11:53 PM 59.0 °F 46.9 °F 64% 30.19 in 10.0 mi Calm Calm - N/A   Clear