Seattle, WA

2:59 AM PDT on October 18, 2019 (GMT -0700)
Seattle-Tacoma International

Weather History for KSEA - May, 2019

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Wednesday, May 22, 2019

  Actual Average Record
Temperature  
Mean Temperature 63 °F 57 °F  
Max Temperature 75 °F 66 °F 86 °F (1969)
Min Temperature 51 °F 49 °F 37 °F (1960)
Degree Days  
Heating Degree Days 2 8  
Month to date heating degree days 118 218  
Since 1 July heating degree days 3978 4486  
Cooling Degree Days 0 0  
Month to date cooling degree days 14 0  
Year to date cooling degree days 20 0  
Growing Degree Days 13 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 65    
Maximum Humidity 89    
Minimum Humidity 41    
Precipitation  
Precipitation 0.00 in 0.06 in 0.67 in (1984)
Month to date precipitation 0.43 1.37  
Year to date precipitation 13.78 16.87  
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 5 mph (SW)    
Max Wind Speed 14 mph    
Max Gust Speed 19 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. 22, 2019 Rise Set
Actual Time 5:24 AM PDT 8:47 PM PDT
Civil Twilight 4:47 AM PDT 9:25 PM PDT
Nautical Twilight 3:57 AM PDT 10:15 PM PDT
Astronomical Twilight 2:53 AM PDT 11:20 PM PDT
Moon No Moon Rise 8:34 AM PDT (5/22)
Length of Visible Light 16h 38m
Length of Day
15h 23m
Waning Gibbous, 84% of the Moon is Illuminated
May 22
Waning Gibbous
May 26
Last Quarter
Jun 3
New
Jun 9
First Quarter
Jun 17
Full

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 55.0 °F 48.0 °F 77% 29.92 in 10.0 mi SE 3.5 mph - N/A   Scattered Clouds
1:53 AM 54.0 °F 48.0 °F 80% 29.93 in 10.0 mi SE 4.6 mph - N/A   Partly Cloudy
2:53 AM 52.0 °F 48.0 °F 86% 29.95 in 10.0 mi SSE 4.6 mph - N/A   Scattered Clouds
3:53 AM 53.1 °F 48.0 °F 83% 29.96 in 10.0 mi ESE 5.8 mph - N/A   Mostly Cloudy
4:53 AM 53.1 °F 48.0 °F 83% 29.97 in 10.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
5:53 AM 51.1 °F 46.0 °F 83% 29.98 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
6:53 AM 53.1 °F 48.0 °F 83% 30.00 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:53 AM 55.0 °F 48.9 °F 80% 30.00 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
8:53 AM 57.9 °F 51.1 °F 78% 30.01 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 AM 61.0 °F 50.0 °F 67% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 AM 63.0 °F 50.0 °F 63% 30.01 in 10.0 mi WSW 5.8 mph - N/A   Mostly Cloudy
11:53 AM 64.9 °F 51.1 °F 61% 30.01 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
12:53 PM 66.9 °F 51.1 °F 57% 30.01 in 10.0 mi WSW 6.9 mph - N/A   Scattered Clouds
1:53 PM 70.0 °F 51.1 °F 51% 30.01 in 10.0 mi NW 6.9 mph - N/A   Scattered Clouds
2:53 PM 73.0 °F 52.0 °F 48% 30.01 in 10.0 mi NNW 10.4 mph - N/A   Scattered Clouds
3:53 PM 73.9 °F 51.1 °F 45% 30.00 in 10.0 mi WNW 10.4 mph - N/A   Scattered Clouds
4:53 PM 73.9 °F 51.1 °F 45% 29.99 in 10.0 mi WNW 9.2 mph - N/A   Scattered Clouds
5:53 PM 73.0 °F 48.9 °F 42% 30.00 in 10.0 mi North 11.5 mph - N/A   Mostly Cloudy
6:53 PM 73.0 °F 48.9 °F 42% 30.00 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
7:53 PM 72.0 °F 50.0 °F 46% 30.00 in 10.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
8:53 PM 68.0 °F 51.1 °F 55% 30.02 in 10.0 mi NW 4.6 mph - N/A   Mostly Cloudy
9:53 PM 66.9 °F 52.0 °F 59% 30.04 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
10:53 PM 66.0 °F 51.1 °F 59% 30.05 in 10.0 mi ESE 4.6 mph - N/A   Overcast
11:53 PM 61.0 °F 53.1 °F 75% 30.06 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy