Seattle, WA

6:24 AM PDT on July 23, 2019 (GMT -0700)
Seattle-Tacoma International

Weather History for KSEA - May, 2019

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Monday, May 13, 2019

  Actual Average Record
Temperature  
Mean Temperature 58 °F 56 °F  
Max Temperature 68 °F 64 °F 85 °F (2018)
Min Temperature 48 °F 47 °F 37 °F (1956)
Degree Days  
Heating Degree Days 7 10  
Month to date heating degree days 65 141  
Since 1 July heating degree days 3925 4409  
Cooling Degree Days 0 0  
Month to date cooling degree days 14 0  
Year to date cooling degree days 20 0  
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 43 °F    
Average Humidity 59    
Maximum Humidity 86    
Minimum Humidity 32    
Precipitation  
Precipitation 0.00 in 0.06 in 0.44 in (2009)
Month to date precipitation 0.00 0.83  
Year to date precipitation 13.35 16.33  
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 5 mph (SW)    
Max Wind Speed 13 mph    
Max Gust Speed 15 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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Astronomy

May. 13, 2019 Rise Set
Actual Time 5:35 AM PDT 8:36 PM PDT
Civil Twilight 4:58 AM PDT 9:13 PM PDT
Nautical Twilight 4:12 AM PDT 10:00 PM PDT
Astronomical Twilight 3:15 AM PDT 10:57 PM PDT
Moon 2:24 PM PDT (5/13) 3:29 AM PDT (5/13)
Length of Visible Light 16h 14m
Length of Day
15h 01m
Waxing Gibbous, 70% of the Moon is Illuminated
May 13
Waxing Gibbous
May 18
Full
May 26
Last Quarter
Jun 3
New
Jun 9
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 51.1 °F 44.1 °F 77% 29.98 in 10.0 mi SW 3.5 mph - N/A   Clear
1:53 AM 50.0 °F 44.1 °F 80% 29.99 in 10.0 mi SW 4.6 mph - N/A   Clear
2:53 AM 50.0 °F 44.1 °F 80% 29.99 in 10.0 mi SW 8.1 mph - N/A   Partly Cloudy
3:27 AM 48.9 °F 44.1 °F 83% 29.97 in 10.0 mi SSW 6.9 mph - N/A   Scattered Clouds
3:53 AM 48.9 °F 44.1 °F 83% 29.99 in 10.0 mi SW 5.8 mph - N/A   Partly Cloudy
4:30 AM 48.9 °F 44.1 °F 83% 29.98 in 10.0 mi SSW 5.8 mph - N/A   Scattered Clouds
4:45 AM 48.9 °F 44.1 °F 83% 29.98 in 10.0 mi SW 6.9 mph - N/A   Mostly Cloudy
4:53 AM 48.9 °F 44.1 °F 83% 30.00 in 10.0 mi SSW 4.6 mph - N/A   Mostly Cloudy
5:53 AM 48.9 °F 43.0 °F 80% 30.00 in 10.0 mi South 6.9 mph - N/A   Overcast
6:53 AM 48.9 °F 43.0 °F 80% 30.01 in 10.0 mi SSW 5.8 mph - N/A   Overcast
7:35 AM 48.9 °F 42.1 °F 77% 30.00 in 10.0 mi SSW 9.2 mph - N/A   Overcast
7:53 AM 50.0 °F 43.0 °F 77% 30.02 in 10.0 mi South 9.2 mph - N/A   Overcast
8:53 AM 51.1 °F 43.0 °F 74% 30.03 in 10.0 mi SSW 9.2 mph - N/A   Overcast
9:09 AM 51.1 °F 42.1 °F 71% 30.01 in 10.0 mi SW 9.2 mph - N/A   Mostly Cloudy
9:53 AM 53.1 °F 43.0 °F 69% 30.03 in 10.0 mi Variable 4.6 mph - N/A   Overcast
10:53 AM 54.0 °F 43.0 °F 66% 30.02 in 10.0 mi South 5.8 mph - N/A   Overcast
11:53 AM 57.0 °F 44.1 °F 62% 30.01 in 10.0 mi WSW 5.8 mph - N/A   Overcast
12:53 PM 57.9 °F 44.1 °F 60% 30.00 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
1:53 PM 61.0 °F 43.0 °F 52% 29.99 in 10.0 mi WSW 8.1 mph - N/A   Mostly Cloudy
2:53 PM 61.0 °F 41.0 °F 48% 29.99 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
3:53 PM 66.0 °F 35.1 °F 32% 29.98 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
4:53 PM 66.9 °F 37.0 °F 33% 29.96 in 10.0 mi NW 5.8 mph - N/A   Mostly Cloudy
5:53 PM 66.0 °F 42.1 °F 42% 29.94 in 10.0 mi West 4.6 mph - N/A   Mostly Cloudy
6:53 PM 66.0 °F 37.9 °F 36% 29.92 in 10.0 mi NNW 4.6 mph - N/A   Mostly Cloudy
7:53 PM 61.0 °F 45.0 °F 56% 29.93 in 10.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
8:53 PM 60.1 °F 46.0 °F 60% 29.93 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 PM 55.9 °F 46.0 °F 69% 29.94 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
10:53 PM 54.0 °F 46.9 °F 77% 29.94 in 10.0 mi West 4.6 mph - N/A   Mostly Cloudy
11:53 PM 53.1 °F 46.9 °F 80% 29.94 in 10.0 mi WNW 5.8 mph - N/A   Overcast