Seattle, WA

5:35 PM PST on December 13, 2019 (GMT -0800)
Seattle-Tacoma International

Weather History for KSEA - May, 2019

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Thursday, May 2, 2019

  Actual Average Record
Temperature  
Mean Temperature 53 °F 53 °F  
Max Temperature 59 °F 62 °F 87 °F (2016)
Min Temperature 47 °F 45 °F 33 °F (1952)
Degree Days  
Heating Degree Days 12 12  
Month to date heating degree days 23 24  
Since 1 July heating degree days 3883 4292  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 6 0  
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 38 °F    
Average Humidity 59    
Maximum Humidity 71    
Minimum Humidity 47    
Precipitation  
Precipitation 0.00 in 0.06 in 0.47 in (1975)
Month to date precipitation 0.00 0.13  
Year to date precipitation 13.35 15.63  
Sea Level Pressure  
Sea Level Pressure 30.17 in    
Wind  
Wind Speed 10 mph (SSW)    
Max Wind Speed 18 mph    
Max Gust Speed 23 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. 02, 2019 Rise Set
Actual Time 5:51 AM PDT 8:22 PM PDT
Civil Twilight 5:16 AM PDT 8:56 PM PDT
Nautical Twilight 4:33 AM PDT 9:40 PM PDT
Astronomical Twilight 3:43 AM PDT 10:30 PM PDT
Moon 5:22 AM PDT (5/2) 6:00 PM PDT (5/2)
Length of Visible Light 15h 40m
Length of Day
14h 31m
Waning Crescent, 5% of the Moon is Illuminated
May 2
Waning Crescent
May 4
New
May 11
First Quarter
May 18
Full
May 26
Last 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 48.9 °F 37.9 °F 66% 30.10 in 10.0 mi SSW 10.4 mph - N/A   Overcast
1:53 AM 48.9 °F 37.9 °F 66% 30.11 in 10.0 mi South 12.7 mph - N/A   Overcast
2:53 AM 48.0 °F 39.0 °F 71% 30.11 in 10.0 mi SSW 13.8 mph - N/A   Overcast
3:53 AM 48.0 °F 37.9 °F 68% 30.12 in 10.0 mi SSW 13.8 mph - N/A   Overcast
4:53 AM 46.9 °F 37.9 °F 71% 30.13 in 10.0 mi SSW 16.1 mph - N/A   Overcast
5:53 AM 46.9 °F 37.0 °F 68% 30.14 in 10.0 mi SSW 13.8 mph - N/A   Overcast
6:53 AM 46.9 °F 36.0 °F 66% 30.15 in 10.0 mi SSW 12.7 mph 23.0 mph N/A   Overcast
7:53 AM 48.0 °F 36.0 °F 63% 30.17 in 10.0 mi SSW 10.4 mph - N/A   Mostly Cloudy
8:53 AM 48.9 °F 36.0 °F 61% 30.19 in 10.0 mi South 13.8 mph - N/A   Mostly Cloudy
9:37 AM 50.0 °F 36.0 °F 59% 30.17 in 10.0 mi SSW 11.5 mph - N/A   Mostly Cloudy
9:53 AM 50.0 °F 36.0 °F 59% 30.19 in 10.0 mi SSW 13.8 mph - N/A   Mostly Cloudy
10:53 AM 51.1 °F 37.0 °F 59% 30.21 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
11:53 AM 54.0 °F 37.9 °F 55% 30.21 in 10.0 mi South 12.7 mph - N/A   Mostly Cloudy
12:53 PM 54.0 °F 37.9 °F 55% 30.21 in 10.0 mi South 9.2 mph 16.1 mph N/A   Scattered Clouds
1:53 PM 55.0 °F 39.0 °F 55% 30.20 in 10.0 mi SSW 10.4 mph 19.6 mph N/A   Mostly Cloudy
2:53 PM 57.0 °F 39.0 °F 51% 30.20 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
3:53 PM 55.9 °F 37.0 °F 49% 30.19 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
4:53 PM 57.0 °F 37.0 °F 47% 30.18 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
5:53 PM 57.9 °F 37.9 °F 47% 30.17 in 10.0 mi SE 9.2 mph - N/A   Mostly Cloudy
6:53 PM 57.0 °F 37.9 °F 49% 30.16 in 10.0 mi SE 5.8 mph - N/A   Mostly Cloudy
7:53 PM 57.0 °F 39.0 °F 51% 30.15 in 10.0 mi SSE 5.8 mph - N/A   Mostly Cloudy
8:53 PM 57.0 °F 39.0 °F 51% 30.17 in 10.0 mi SSW 4.6 mph - N/A   Mostly Cloudy
9:53 PM 54.0 °F 41.0 °F 62% 30.18 in 10.0 mi WSW 9.2 mph - N/A   Mostly Cloudy
10:53 PM 51.1 °F 41.0 °F 68% 30.19 in 10.0 mi WSW 5.8 mph - N/A   Scattered Clouds
11:53 PM 50.0 °F 41.0 °F 71% 30.19 in 10.0 mi SW 5.8 mph - N/A   Mostly Cloudy