Weather History for Seattle, WA

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Sunday, July 28, 2013

  Actual Average Record
Temperature  
Mean Temperature 62 °F 67 °F  
Max Temperature 70 °F 77 °F 97 °F (1958)
Min Temperature 54 °F 57 °F 47 °F (1953)
Degree Days  
Heating Degree Days 3 1  
Month to date heating degree days 8 46  
Since 1 June heating degree days 57 190  
Since 1 July heating degree days 8 46  
Cooling Degree Days 0 3  
Month to date cooling degree days 101 64  
Year to date cooling degree days 163 91  
Since 1 June cooling degree days 150 85  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 71    
Maximum Humidity 89    
Minimum Humidity 53    
Precipitation  
Precipitation 0.00 in 0.02 in 0.22 in (1993)
Month to date precipitation T 0.65  
Year to date precipitation 18.05 19.66  
Sea Level Pressure  
Sea Level Pressure 30.04 in    
Wind  
Wind Speed 8 mph (SSW)    
Max Wind Speed 15 mph    
Max Gust Speed 21 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jul. 28, 2013 Rise Set
Actual Time 5:42 AM PDT 8:47 PM PDT
Civil Twilight 5:06 AM PDT 9:24 PM PDT
Nautical Twilight 4:18 AM PDT 10:11 PM PDT
Astronomical Twilight 3:20 AM PDT 11:08 PM PDT
Moon 11:38 PM PDT (7/28) 1:04 PM PDT (7/28)
Length of Visible Light 16h 18m
Length of Day
15h 05m
Waning Gibbous, 60% of the Moon is Illuminated
Jul 28
Waning Gibbous
Jul 29
Last Quarter
Aug 6
New
Aug 14
First Quarter
Aug 20
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 59.0 °F 52.0 °F 78% 30.04 in 10.0 mi South 6.9 mph - N/A   Partly Cloudy
1:53 AM 57.9 °F 51.1 °F 78% 30.04 in 10.0 mi SSW 5.8 mph - N/A   Clear
2:53 AM 57.0 °F 50.0 °F 77% 30.04 in 10.0 mi SSW 8.1 mph - N/A   Clear
3:53 AM 55.0 °F 50.0 °F 83% 30.04 in 10.0 mi SSW 5.8 mph - N/A   Scattered Clouds
4:10 AM 55.4 °F 50.0 °F 82% 30.03 in 10.0 mi SSW 8.1 mph - N/A   Scattered Clouds
4:53 AM 55.0 °F 50.0 °F 83% 30.04 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
5:53 AM 55.0 °F 50.0 °F 83% 30.04 in 10.0 mi SSW 6.9 mph - N/A   Overcast
6:37 AM 53.6 °F 50.0 °F 88% 30.03 in 3.0 mi SSW 8.1 mph - N/A   Overcast
6:53 AM 54.0 °F 50.0 °F 86% 30.05 in 3.0 mi SSW 6.9 mph - N/A   Overcast
6:57 AM 53.6 °F 50.0 °F 88% 30.03 in 7.0 mi SSW 5.8 mph - N/A   Overcast
7:25 AM 55.4 °F 48.2 °F 77% 30.04 in 10.0 mi South 9.2 mph - N/A   Overcast
7:53 AM 55.0 °F 48.9 °F 80% 30.06 in 10.0 mi South 10.4 mph - N/A   Overcast
8:53 AM 55.9 °F 50.0 °F 80% 30.06 in 10.0 mi SSW 8.1 mph - N/A   Overcast
9:53 AM 57.0 °F 48.9 °F 74% 30.07 in 10.0 mi SW 8.1 mph - N/A   Overcast
10:26 AM 57.2 °F 50.0 °F 77% 30.05 in 10.0 mi SW 9.2 mph - N/A   Overcast
10:53 AM 59.0 °F 50.0 °F 72% 30.07 in 10.0 mi SSW 5.8 mph - N/A   Overcast
11:53 AM 62.1 °F 50.0 °F 65% 30.06 in 10.0 mi South 6.9 mph - N/A   Overcast
12:53 PM 62.1 °F 51.1 °F 67% 30.06 in 10.0 mi SSW 8.1 mph - N/A   Overcast
1:12 PM 62.6 °F 51.8 °F 68% 30.04 in 10.0 mi West 9.2 mph - N/A   Overcast
1:53 PM 64.9 °F 51.1 °F 61% 30.06 in 10.0 mi SW 12.7 mph - N/A   Overcast
2:53 PM 64.9 °F 51.1 °F 61% 30.06 in 10.0 mi SW 11.5 mph 20.7 mph N/A   Overcast
3:53 PM 68.0 °F 52.0 °F 56% 30.05 in 10.0 mi SW 9.2 mph - N/A   Mostly Cloudy
4:40 PM 68.0 °F 51.8 °F 56% 30.02 in 10.0 mi WSW 8.1 mph - N/A   Scattered Clouds
4:53 PM 69.1 °F 52.0 °F 54% 30.03 in 10.0 mi WSW 8.1 mph - N/A   Partly Cloudy
5:53 PM 69.1 °F 52.0 °F 54% 30.01 in 10.0 mi Variable 5.8 mph - N/A   Partly Cloudy
6:53 PM 68.0 °F 52.0 °F 56% 30.01 in 10.0 mi WSW 9.2 mph - N/A   Partly Cloudy
7:53 PM 66.9 °F 52.0 °F 59% 30.00 in 10.0 mi SSW 6.9 mph - N/A   Clear
8:53 PM 63.0 °F 51.1 °F 65% 30.01 in 10.0 mi WSW 8.1 mph - N/A   Clear
9:53 PM 60.1 °F 51.1 °F 72% 30.02 in 10.0 mi SW 6.9 mph - N/A   Clear
10:53 PM 57.9 °F 50.0 °F 75% 30.03 in 10.0 mi SSW 6.9 mph - N/A   Clear
11:53 PM 57.9 °F 50.0 °F 75% 30.03 in 10.0 mi South 5.8 mph - N/A   Partly Cloudy