Seattle, WA

7:11 AM PDT on July 20, 2019 (GMT -0700)
Seattle-Tacoma International

Weather History for KSEA - May, 2019

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Friday, May 10, 2019

  Actual Average Record
Temperature  
Mean Temperature 71 °F 55 °F  
Max Temperature 86 °F 64 °F 86 °F (2019)
Min Temperature 56 °F 46 °F 37 °F (1947)
Degree Days  
Heating Degree Days 0 10  
Month to date heating degree days 52 111  
Since 1 July heating degree days 3912 4379  
Cooling Degree Days 6 0  
Month to date cooling degree days 11 0  
Year to date cooling degree days 17 0  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 43 °F    
Average Humidity 42    
Maximum Humidity 62    
Minimum Humidity 21    
Precipitation  
Precipitation 0.00 in 0.07 in 0.61 in (2000)
Month to date precipitation 0.00 0.65  
Year to date precipitation 13.35 16.15  
Sea Level Pressure  
Sea Level Pressure 29.91 in    
Wind  
Wind Speed 5 mph (NW)    
Max Wind Speed 12 mph    
Max Gust Speed 21 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. 10, 2019 Rise Set
Actual Time 5:39 AM PDT 8:33 PM PDT
Civil Twilight 5:03 AM PDT 9:08 PM PDT
Nautical Twilight 4:17 AM PDT 9:54 PM PDT
Astronomical Twilight 3:23 AM PDT 10:50 PM PDT
Moon 10:40 AM PDT (5/10) 1:35 AM PDT (5/10)
Length of Visible Light 16h 05m
Length of Day
14h 53m
Waxing Crescent, 36% of the Moon is Illuminated
May 10
Waxing Crescent
May 11
First Quarter
May 18
Full
May 26
Last Quarter
Jun 3
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 63.0 °F 41.0 °F 45% 29.95 in 10.0 mi North 4.6 mph - N/A   Partly Cloudy
1:53 AM 61.0 °F 42.1 °F 50% 29.95 in 10.0 mi SE 3.5 mph - N/A   Clear
2:53 AM 59.0 °F 43.0 °F 55% 29.94 in 10.0 mi SSE 3.5 mph - N/A   Clear
3:53 AM 60.1 °F 43.0 °F 53% 29.94 in 10.0 mi SE 5.8 mph - N/A   Clear
4:53 AM 57.0 °F 44.1 °F 62% 29.94 in 10.0 mi SSE 3.5 mph - N/A   Clear
5:53 AM 57.0 °F 44.1 °F 62% 29.95 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:53 AM 59.0 °F 45.0 °F 60% 29.96 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:53 AM 64.0 °F 46.0 °F 52% 29.96 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:53 AM 66.9 °F 46.0 °F 47% 29.96 in 10.0 mi SSE 4.6 mph - N/A   Clear
9:53 AM 70.0 °F 46.9 °F 44% 29.95 in 10.0 mi WNW 4.6 mph - N/A   Clear
10:53 AM 73.0 °F 46.0 °F 38% 29.94 in 10.0 mi West 5.8 mph - N/A   Clear
11:53 AM 75.9 °F 46.0 °F 35% 29.93 in 10.0 mi WNW 6.9 mph - N/A   Clear
12:53 PM 79.0 °F 48.0 °F 34% 29.91 in 10.0 mi WNW 8.1 mph - N/A   Clear
1:53 PM 81.0 °F 46.0 °F 29% 29.90 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
2:53 PM 84.9 °F 45.0 °F 25% 29.89 in 10.0 mi WNW 9.2 mph 20.7 mph N/A   Partly Cloudy
3:53 PM 86.0 °F 42.1 °F 21% 29.88 in 10.0 mi NW 8.1 mph - N/A   Partly Cloudy
4:53 PM 86.0 °F 41.0 °F 20% 29.86 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
5:53 PM 84.0 °F 41.0 °F 22% 29.85 in 10.0 mi NW 8.1 mph - N/A   Clear
6:53 PM 82.0 °F 39.0 °F 22% 29.84 in 10.0 mi WNW 6.9 mph - N/A   Clear
7:53 PM 79.0 °F 39.9 °F 25% 29.84 in 10.0 mi WNW 4.6 mph - N/A   Clear
8:53 PM 73.9 °F 39.0 °F 28% 29.86 in 10.0 mi North 8.1 mph - N/A   Clear
9:53 PM 72.0 °F 42.1 °F 34% 29.87 in 10.0 mi North 6.9 mph - N/A   Clear
10:53 PM 71.1 °F 42.1 °F 35% 29.87 in 10.0 mi North 8.1 mph - N/A   Clear
11:53 PM 70.0 °F 43.0 °F 38% 29.88 in 10.0 mi North 4.6 mph - N/A   Clear