Weather History for KPDX - August, 2013

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Tuesday, August 13, 2013

  Actual Average Record
Temperature  
Mean Temperature 72 °F 70 °F  
Max Temperature 85 °F 82 °F 102 °F (2002)
Min Temperature 58 °F 58 °F 45 °F (1949)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 3 0  
Since 1 June heating degree days 54 108  
Since 1 July heating degree days 5 17  
Cooling Degree Days 7 5  
Month to date cooling degree days 78 74  
Year to date cooling degree days 328 285  
Since 1 June cooling degree days 313 268  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 52 °F    
Average Humidity 52    
Maximum Humidity 80    
Minimum Humidity 23    
Precipitation  
Precipitation 0.00 in 0.02 in 0.34 in (1987)
Month to date precipitation 0.07 0.20  
Year to date precipitation 14.57 19.97  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Since 1 June snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 5 mph (NW)    
Max Wind Speed 12 mph    
Max Gust Speed 16 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 13, 2013 Rise Set
Actual Time 6:08 AM PDT 8:20 PM PDT
Civil Twilight 5:36 AM PDT 8:53 PM PDT
Nautical Twilight 4:55 AM PDT 9:33 PM PDT
Astronomical Twilight 4:10 AM PDT 10:18 PM PDT
Moon 1:33 PM PDT (8/13) 11:35 PM PDT (8/13)
Length of Visible Light 15h 16m
Length of Day
14h 11m
Waxing Crescent, 43% of the Moon is Illuminated
Aug 13
Waxing Crescent
Aug 14
First Quarter
Aug 20
Full
Aug 28
Last Quarter
Sep 5
New

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 62.1 °F - 53.1 °F 72% 30.08 in 10.0 mi NNW 5.8 mph - N/A   Partly Cloudy
1:53 AM 61.0 °F - 52.0 °F 72% 30.09 in 10.0 mi NNW 4.6 mph - N/A   Scattered Clouds
2:53 AM 60.1 °F - 53.1 °F 78% 30.09 in 10.0 mi NNW 4.6 mph - N/A   Partly Cloudy
3:53 AM 60.1 °F - 53.1 °F 78% 30.09 in 10.0 mi Calm Calm - N/A   Partly Cloudy
4:53 AM 57.9 °F - 52.0 °F 81% 30.09 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:53 AM 60.1 °F - 53.1 °F 78% 30.10 in 10.0 mi North 3.5 mph - N/A   Scattered Clouds
6:53 AM 60.1 °F - 54.0 °F 80% 30.10 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:53 AM 61.0 °F - 54.0 °F 78% 30.11 in 10.0 mi NW 6.9 mph - N/A   Scattered Clouds
8:53 AM 63.0 °F - 53.1 °F 70% 30.11 in 10.0 mi West 3.5 mph - N/A   Scattered Clouds
9:53 AM 66.0 °F - 54.0 °F 65% 30.10 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
10:53 AM 69.1 °F - 55.0 °F 61% 30.09 in 10.0 mi NW 4.6 mph - N/A   Scattered Clouds
11:53 AM 72.0 °F - 55.0 °F 55% 30.07 in 10.0 mi Calm Calm - N/A   Scattered Clouds
12:53 PM 73.9 °F - 55.0 °F 52% 30.05 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:53 PM 77.0 °F - 54.0 °F 45% 30.02 in 10.0 mi NW 8.1 mph - N/A   Partly Cloudy
2:53 PM 81.0 °F - 52.0 °F 36% 30.00 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
3:53 PM 82.0 °F - 48.9 °F 31% 29.98 in 10.0 mi West 10.4 mph - N/A   Scattered Clouds
4:53 PM 84.0 °F - 42.1 °F 23% 29.96 in 10.0 mi West 10.4 mph - N/A   Scattered Clouds
5:53 PM 84.9 °F - 46.0 °F 26% 29.94 in 10.0 mi West 8.1 mph - N/A   Scattered Clouds
6:53 PM 84.0 °F - 46.9 °F 27% 29.92 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
7:53 PM 80.1 °F 79.9 °F 53.1 °F 39% 29.91 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
8:53 PM 75.9 °F - 54.0 °F 46% 29.92 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:53 PM 73.0 °F - 57.9 °F 59% 29.92 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 PM 70.0 °F - 57.0 °F 63% 29.93 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:53 PM 68.0 °F - 55.9 °F 65% 29.94 in 10.0 mi ESE 4.6 mph - N/A   Scattered Clouds