Weather History for Portland Troutdale, OR

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Thursday, September 6, 2012

  Actual Average Record
Temperature  
Mean Temperature 69 °F 65 °F  
Max Temperature 87 °F 79 °F 99 °F (1968)
Min Temperature 51 °F 51 °F 32 °F (1989)
Degree Days  
Heating Degree Days 0 2  
Month to date heating degree days 7 12  
Cooling Degree Days 4 2  
Month to date cooling degree days 10 13  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 60    
Maximum Humidity 93    
Minimum Humidity 26    
Precipitation  
Precipitation 0.00 in 0.05 in 1.08 in (1984)
Month to date precipitation 0.00 0.27  
Year to date precipitation 28.96 26.99  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 5 mph (East)    
Max Wind Speed 16 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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Date:

Astronomy

Sep. 06, 2012 Rise Set
Actual Time 6:37 AM PDT 7:36 PM PDT
Civil Twilight 6:07 AM PDT 8:07 PM PDT
Nautical Twilight 5:31 AM PDT 8:43 PM PDT
Astronomical Twilight 4:53 AM PDT 9:20 PM PDT
Moon 10:30 PM PDT (9/6) 1:02 PM PDT (9/6)
Length of Visible Light 13h 59m
Length of Day
12h 59m
Waning Gibbous, 66% of the Moon is Illuminated
Sep 6
Waning Gibbous
Sep 8
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
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 60.1 °F 53.1 °F 78% 29.93 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 59.0 °F 53.1 °F 81% 29.93 in 10.0 mi East 3.5 mph - N/A   Clear
2:53 AM 57.9 °F 52.0 °F 81% 29.92 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 55.0 °F 51.1 °F 86% 29.93 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 54.0 °F 51.1 °F 90% 29.94 in 10.0 mi East 3.5 mph - N/A   Clear
5:53 AM 54.0 °F 50.0 °F 86% 29.95 in 10.0 mi East 3.5 mph - N/A   Clear
6:53 AM 54.0 °F 51.1 °F 90% 29.96 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 57.0 °F 52.0 °F 83% 29.97 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 61.0 °F 55.0 °F 81% 29.97 in 10.0 mi Variable 3.5 mph - N/A   Clear
9:53 AM 66.9 °F 55.0 °F 66% 29.97 in 10.0 mi Variable 3.5 mph - N/A   Clear
10:53 AM 71.1 °F 55.0 °F 57% 29.96 in 10.0 mi NNW 5.8 mph - N/A   Clear
11:53 AM 75.9 °F 55.0 °F 48% 29.95 in 10.0 mi Variable 3.5 mph - N/A   Clear
12:53 PM 82.9 °F 51.1 °F 33% 29.94 in 10.0 mi East 10.4 mph 16.1 mph N/A   Clear
1:53 PM 86.0 °F 48.9 °F 28% 29.93 in 10.0 mi East 15.0 mph - N/A   Clear
2:53 PM 86.0 °F 48.0 °F 27% 29.92 in 10.0 mi East 15.0 mph - N/A   Clear
3:53 PM 87.1 °F 48.0 °F 26% 29.91 in 10.0 mi East 12.7 mph 20.7 mph N/A   Clear
4:53 PM 86.0 °F 48.0 °F 27% 29.91 in 10.0 mi East 10.4 mph - N/A   Clear
5:53 PM 84.9 °F 48.9 °F 29% 29.90 in 10.0 mi East 10.4 mph - N/A   Clear
6:53 PM 81.0 °F 48.9 °F 33% 29.91 in 10.0 mi NE 4.6 mph - N/A   Clear
7:53 PM 75.9 °F 48.9 °F 38% 29.92 in 10.0 mi East 4.6 mph - N/A   Clear
8:53 PM 75.0 °F 46.9 °F 37% 29.94 in 10.0 mi East 6.9 mph - N/A   Clear
9:53 PM 71.1 °F 48.9 °F 45% 29.95 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 64.9 °F 50.0 °F 58% 29.97 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 66.9 °F 53.1 °F 61% 29.99 in 10.0 mi Calm Calm - N/A   Clear