Weather History for Seattle, WA

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Monday, August 4, 2014

  Actual Average Record
Temperature  
Mean Temperature 76 °F 67 °F  
Max Temperature 91 °F 77 °F 95 °F (1993)
Min Temperature 61 °F 57 °F 44 °F (1950)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 0 4  
Since 1 June heating degree days 108 197  
Since 1 July heating degree days 14 53  
Cooling Degree Days 11 3  
Month to date cooling degree days 35 12  
Year to date cooling degree days 213 110  
Since 1 June cooling degree days 198 104  
Growing Degree Days 26 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 54    
Maximum Humidity 84    
Minimum Humidity 23    
Precipitation  
Precipitation 0.00 in 0.02 in 0.61 in (1962)
Month to date precipitation 0.02 0.07  
Year to date precipitation 28.10 19.78  
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 6 mph (NW)    
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

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Date:

Astronomy

Aug. 04, 2014 Rise Set
Actual Time 5:51 AM PDT 8:38 PM PDT
Civil Twilight 5:15 AM PDT 9:13 PM PDT
Nautical Twilight 4:30 AM PDT 9:58 PM PDT
Astronomical Twilight 3:36 AM PDT 10:51 PM PDT
Moon 2:55 PM PDT (8/4) 12:05 AM PDT (8/4)
Length of Visible Light 15h 58m
Length of Day
14h 47m
First Quarter, 58% of the Moon is Illuminated
Aug 4
First Quarter
Aug 10
Full
Aug 17
Last Quarter
Aug 25
New
Sep 2
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 69.1 °F - 57.0 °F 65% 29.99 in 10.0 mi North 6.9 mph - N/A   Clear
1:53 AM 69.8 °F - 57.2 °F 64% 29.98 in 10.0 mi North 5.8 mph - N/A   Clear
2:53 AM 68.0 °F - 57.0 °F 68% 29.99 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 66.0 °F - 55.0 °F 68% 29.99 in 10.0 mi North 3.5 mph - N/A   Clear
4:53 AM 66.0 °F - 55.0 °F 68% 30.00 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 61.0 °F - 53.1 °F 75% 30.00 in 10.0 mi WNW 3.5 mph - N/A   Clear
6:53 AM 62.1 °F - 57.0 °F 84% 30.01 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 66.9 °F - 57.0 °F 70% 30.02 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 73.0 °F - 54.0 °F 51% 30.02 in 10.0 mi North 6.9 mph - N/A   Clear
9:53 AM 73.0 °F - 55.9 °F 55% 30.02 in 10.0 mi West 4.6 mph - N/A   Partly Cloudy
10:53 AM 78.1 °F - 55.9 °F 46% 30.01 in 10.0 mi West 6.9 mph - N/A   Partly Cloudy
11:53 AM 78.1 °F - 54.0 °F 43% 30.01 in 10.0 mi West 5.8 mph - N/A   Partly Cloudy
12:53 PM 81.0 °F 80.7 °F 55.0 °F 41% 29.99 in 10.0 mi WNW 8.1 mph - N/A   Partly Cloudy
1:53 PM 84.9 °F 83.3 °F 54.0 °F 34% 29.99 in 10.0 mi WNW 6.9 mph - N/A   Partly Cloudy
2:53 PM 88.0 °F - 52.0 °F 29% 29.97 in 10.0 mi WNW 9.2 mph - N/A   Clear
3:53 PM 90.0 °F - 48.0 °F 24% 29.96 in 10.0 mi WNW 11.5 mph - N/A   Clear
4:53 PM 90.0 °F - 46.0 °F 22% 29.95 in 10.0 mi WNW 9.2 mph - N/A   Clear
5:53 PM 89.6 °F - 46.4 °F 22% 29.94 in 10.0 mi NNE 10.4 mph - N/A   Partly Cloudy
6:53 PM 87.8 °F - 48.2 °F 25% 29.94 in 10.0 mi North 10.4 mph - N/A   Partly Cloudy
7:53 PM 82.9 °F - 48.9 °F 31% 29.94 in 10.0 mi North 6.9 mph - N/A   Clear
8:53 PM 78.1 °F - 50.0 °F 37% 29.95 in 10.0 mi North 5.8 mph - N/A   Clear
9:53 PM 72.0 °F - 53.1 °F 51% 29.96 in 10.0 mi NW 3.5 mph - N/A   Clear
10:53 PM 68.0 °F - 55.0 °F 63% 29.98 in 10.0 mi NW 8.1 mph - N/A   Clear
11:53 PM 66.9 °F - 55.0 °F 66% 29.99 in 10.0 mi West 6.9 mph - N/A   Clear