Weather History for KPDX - March, 2013

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Sunday, March 31, 2013

  Actual Average Record
Temperature  
Mean Temperature 62 °F 50 °F  
Max Temperature 77 °F 59 °F 77 °F (2013)
Min Temperature 46 °F 42 °F 31 °F (1970)
Degree Days  
Heating Degree Days 3 15  
Month to date heating degree days 498 522  
Since 1 July heating degree days 3395 3580  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 46 °F    
Average Humidity 61    
Maximum Humidity 86    
Minimum Humidity 35    
Precipitation  
Precipitation 0.00 in 0.11 in 1.47 in (1943)
Month to date precipitation 1.46 3.68  
Year to date precipitation 6.21 12.22  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.97 in    
Wind  
Wind Speed 4 mph (WNW)    
Max Wind Speed 15 mph    
Max Gust Speed 18 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Mar. 31, 2013 Rise Set
Actual Time 6:51 AM PDT 7:37 PM PDT
Civil Twilight 6:21 AM PDT 8:07 PM PDT
Nautical Twilight 5:46 AM PDT 8:43 PM PDT
Astronomical Twilight 5:09 AM PDT 9:21 PM PDT
Moon 12:01 AM PDT (3/31) 9:31 AM PDT (3/31)
Length of Visible Light 13h 45m
Length of Day
12h 45m
Waning Gibbous, 76% of the Moon is Illuminated
Mar 31
Waning Gibbous
Apr 2
Last Quarter
Apr 10
New
Apr 18
First Quarter
Apr 25
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 54.0 °F 46.0 °F 75% 29.99 in 10.0 mi WNW 5.8 mph - N/A   Partly Cloudy
1:53 AM 53.1 °F 45.0 °F 74% 29.99 in 10.0 mi Calm Calm - N/A   Partly Cloudy
2:53 AM 50.0 °F 45.0 °F 83% 29.99 in 10.0 mi NW 3.5 mph - N/A   Partly Cloudy
3:53 AM 51.1 °F 44.1 °F 77% 29.98 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 46.9 °F 43.0 °F 86% 29.98 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 48.0 °F 43.0 °F 83% 29.99 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:53 AM 46.9 °F 42.1 °F 83% 30.00 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:53 AM 50.0 °F 44.1 °F 80% 30.01 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:53 AM 53.1 °F 45.0 °F 74% 30.01 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:53 AM 57.0 °F 45.0 °F 64% 30.01 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:53 AM 60.1 °F 46.0 °F 60% 30.01 in 10.0 mi North 4.6 mph - N/A   Scattered Clouds
11:53 AM 62.1 °F 46.9 °F 58% 30.00 in 10.0 mi NW 4.6 mph - N/A   Mostly Cloudy
12:53 PM 66.0 °F 46.0 °F 48% 29.98 in 10.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
1:53 PM 70.0 °F 45.0 °F 41% 29.95 in 10.0 mi North 3.5 mph - N/A   Scattered Clouds
2:53 PM 72.0 °F 44.1 °F 37% 29.93 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
3:53 PM 73.9 °F 44.1 °F 34% 29.91 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
4:53 PM 75.0 °F 48.0 °F 38% 29.89 in 10.0 mi NW 8.1 mph - N/A   Mostly Cloudy
5:53 PM 75.9 °F 46.0 °F 35% 29.89 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
6:53 PM 71.1 °F 50.0 °F 47% 29.90 in 10.0 mi SSW 11.5 mph - N/A   Mostly Cloudy
7:53 PM 69.1 °F 50.0 °F 51% 29.91 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
8:53 PM 64.9 °F 48.0 °F 54% 29.95 in 10.0 mi West 12.7 mph - N/A   Mostly Cloudy
9:53 PM 63.0 °F 46.9 °F 56% 29.98 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
10:53 PM 60.1 °F 48.0 °F 64% 30.00 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:53 PM 59.0 °F 48.9 °F 69% 30.00 in 10.0 mi SSW 5.8 mph - N/A   Mostly Cloudy