Seattle, WA

6:12 AM PDT on July 23, 2019 (GMT -0700)
Seattle-Tacoma International

Weather History for KSEA - May, 2019

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Thursday, May 9, 2019

  Actual Average Record
Temperature  
Mean Temperature 70 °F 55 °F  
Max Temperature 83 °F 63 °F 83 °F (2019)
Min Temperature 56 °F 46 °F 38 °F (1999)
Degree Days  
Heating Degree Days 0 10  
Month to date heating degree days 52 101  
Since 1 July heating degree days 3912 4369  
Cooling Degree Days 5 0  
Month to date cooling degree days 5 0  
Year to date cooling degree days 11 0  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 44 °F    
Average Humidity 47    
Maximum Humidity 72    
Minimum Humidity 21    
Precipitation  
Precipitation 0.00 in 0.06 in 0.74 in (2000)
Month to date precipitation 0.00 0.58  
Year to date precipitation 13.35 16.08  
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 10 mph (North)    
Max Wind Speed 20 mph    
Max Gust Speed 26 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. 09, 2019 Rise Set
Actual Time 5:40 AM PDT 8:31 PM PDT
Civil Twilight 5:05 AM PDT 9:07 PM PDT
Nautical Twilight 4:19 AM PDT 9:52 PM PDT
Astronomical Twilight 3:25 AM PDT 10:47 PM PDT
Moon 9:34 AM PDT (5/9) 12:42 AM PDT (5/9)
Length of Visible Light 16h 02m
Length of Day
14h 51m
Waxing Crescent, 26% of the Moon is Illuminated
May 9
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 62.1 °F 46.0 °F 56% 30.10 in 10.0 mi NNE 9.2 mph - N/A   Clear
1:53 AM 59.0 °F 46.0 °F 62% 30.10 in 10.0 mi North 8.1 mph - N/A   Clear
2:53 AM 60.1 °F 46.0 °F 60% 30.10 in 10.0 mi NNE 15.0 mph - N/A   Scattered Clouds
3:53 AM 59.0 °F 46.0 °F 62% 30.09 in 10.0 mi NNE 12.7 mph - N/A   Mostly Cloudy
4:53 AM 57.0 °F 46.0 °F 67% 30.09 in 10.0 mi NNE 9.2 mph - N/A   Mostly Cloudy
5:53 AM 57.0 °F 46.9 °F 69% 30.09 in 10.0 mi NNE 12.7 mph - N/A   Scattered Clouds
6:53 AM 57.9 °F 48.0 °F 70% 30.09 in 10.0 mi North 6.9 mph - N/A   Partly Cloudy
7:53 AM 61.0 °F 48.0 °F 62% 30.09 in 10.0 mi North 10.4 mph - N/A   Partly Cloudy
8:53 AM 64.9 °F 48.0 °F 54% 30.10 in 10.0 mi North 12.7 mph - N/A   Clear
9:53 AM 69.1 °F 48.9 °F 49% 30.09 in 10.0 mi North 13.8 mph - N/A   Partly Cloudy
10:53 AM 72.0 °F 50.0 °F 46% 30.08 in 10.0 mi NNW 10.4 mph - N/A   Partly Cloudy
11:53 AM 77.0 °F 48.9 °F 37% 30.06 in 10.0 mi NNW 9.2 mph - N/A   Scattered Clouds
12:53 PM 80.1 °F 45.0 °F 29% 30.04 in 10.0 mi NNW 9.2 mph - N/A   Mostly Cloudy
1:53 PM 78.1 °F 46.0 °F 32% 30.03 in 10.0 mi NW 11.5 mph - N/A   Mostly Cloudy
2:53 PM 82.0 °F 42.1 °F 24% 30.01 in 10.0 mi NW 11.5 mph 20.7 mph N/A   Mostly Cloudy
3:53 PM 82.0 °F 39.0 °F 22% 29.99 in 10.0 mi NNW 16.1 mph - N/A   Mostly Cloudy
4:53 PM 81.0 °F 37.0 °F 21% 29.96 in 10.0 mi North 16.1 mph - N/A   Mostly Cloudy
5:53 PM 81.0 °F 39.0 °F 22% 29.95 in 10.0 mi North 13.8 mph - N/A   Mostly Cloudy
6:53 PM 79.0 °F 39.9 °F 25% 29.94 in 10.0 mi North 9.2 mph - N/A   Scattered Clouds
7:53 PM 73.9 °F 42.1 °F 32% 29.93 in 10.0 mi NNW 8.1 mph - N/A   Scattered Clouds
8:53 PM 71.1 °F 35.1 °F 27% 29.94 in 10.0 mi North 10.4 mph - N/A   Scattered Clouds
9:53 PM 69.1 °F 37.9 °F 32% 29.95 in 10.0 mi North 6.9 mph - N/A   Partly Cloudy
10:53 PM 69.1 °F 39.0 °F 33% 29.94 in 10.0 mi NNE 5.8 mph - N/A   Partly Cloudy
11:53 PM 66.0 °F 39.9 °F 38% 29.94 in 10.0 mi NNW 4.6 mph - N/A   Clear