Weather History for Portland Troutdale, OR

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Thursday, December 6, 2012

  Actual Average Record
Temperature  
Mean Temperature 44 °F 40 °F  
Max Temperature 50 °F 46 °F 64 °F (1989)
Min Temperature 38 °F 35 °F 16 °F (1972)
Degree Days  
Heating Degree Days 21 25  
Month to date heating degree days 95 146  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Moisture  
Dew Point 40 °F    
Average Humidity 79    
Maximum Humidity 92    
Minimum Humidity 66    
Precipitation  
Precipitation T in 0.22 in 1.70 in (1981)
Month to date precipitation 1.09 1.37  
Year to date precipitation 44.47 41.17  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.20 in    
Wind  
Wind Speed 9 mph (SW)    
Max Wind Speed 21 mph    
Max Gust Speed 28 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 06, 2012 Rise Set
Actual Time 7:35 AM PST 4:26 PM PST
Civil Twilight 7:01 AM PST 5:00 PM PST
Nautical Twilight 6:24 AM PST 5:37 PM PST
Astronomical Twilight 5:48 AM PST 6:13 PM PST
Moon No Moon Rise 12:13 PM PST (12/6)
Length of Visible Light 9h 58m
Length of Day
8h 50m
Waning Gibbous, 48% of the Moon is Illuminated
Dec 6
Waning Gibbous
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 39.9 °F - 37.0 °F 89% 30.24 in 10.0 mi Calm Calm - N/A   Overcast
1:53 AM 41.0 °F 38.0 °F 37.9 °F 89% 30.24 in 10.0 mi East 4.6 mph - N/A   Overcast
2:53 AM 41.0 °F - 37.9 °F 89% 30.25 in 10.0 mi Calm Calm - N/A   Overcast
3:53 AM 41.0 °F - 37.9 °F 89% 30.24 in 10.0 mi Calm Calm - N/A   Overcast
4:53 AM 42.1 °F - 37.9 °F 85% 30.22 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 43.0 °F - 37.9 °F 82% 30.22 in 10.0 mi Calm Calm - N/A   Overcast
6:53 AM 43.0 °F - 37.9 °F 82% 30.21 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 43.0 °F 40.3 °F 37.9 °F 82% 30.22 in 10.0 mi South 4.6 mph - N/A   Overcast
8:53 AM 44.1 °F 39.5 °F 37.9 °F 79% 30.22 in 10.0 mi SSW 8.1 mph - N/A   Overcast
9:53 AM 46.9 °F - 37.9 °F 71% 30.23 in 10.0 mi SW 6.9 mph - N/A   Overcast
10:53 AM 48.0 °F - 39.0 °F 71% 30.22 in 10.0 mi SW 9.2 mph - N/A   Overcast
11:53 AM 48.9 °F - 37.9 °F 66% 30.20 in 10.0 mi SW 15.0 mph 27.6 mph N/A   Overcast
12:53 PM 48.9 °F - 37.9 °F 66% 30.18 in 10.0 mi SW 16.1 mph 21.9 mph N/A   Overcast
1:53 PM 48.9 °F - 39.0 °F 69% 30.16 in 10.0 mi SW 12.7 mph 20.7 mph N/A   Overcast
2:42 PM 48.2 °F - 39.2 °F 71% 30.16 in 10.0 mi SSW 13.8 mph - N/A   Overcast
2:53 PM 48.9 °F - 39.9 °F 71% 30.16 in 10.0 mi SW 16.1 mph 24.2 mph 0.00 in Rain Light Rain
3:53 PM 48.0 °F - 39.9 °F 74% 30.16 in 10.0 mi SSW 13.8 mph 23.0 mph 0.00 in   Overcast
4:53 PM 48.0 °F - 39.9 °F 74% 30.16 in 10.0 mi SSW 15.0 mph 19.6 mph N/A   Overcast
5:53 PM 46.9 °F - 41.0 °F 80% 30.16 in 10.0 mi SSW 12.7 mph - 0.00 in   Overcast
6:53 PM 46.9 °F - 42.1 °F 83% 30.17 in 10.0 mi SW 12.7 mph - N/A   Overcast
7:53 PM 46.9 °F - 42.1 °F 83% 30.18 in 8.0 mi SW 10.4 mph - 0.00 in Rain Light Rain
8:16 PM 46.4 °F 41.9 °F 42.8 °F 87% 30.19 in 10.0 mi SW 9.2 mph - 0.00 in   Overcast
8:25 PM 46.4 °F 40.4 °F 42.8 °F 87% 30.18 in 10.0 mi SW 13.8 mph 18.4 mph 0.00 in   Overcast
8:42 PM 46.4 °F 40.7 °F 42.8 °F 87% 30.18 in 10.0 mi SW 12.7 mph - 0.00 in   Overcast
8:53 PM 46.9 °F - 42.1 °F 83% 30.18 in 10.0 mi SSW 12.7 mph - 0.00 in   Overcast
9:53 PM 46.9 °F - 42.1 °F 83% 30.19 in 10.0 mi SSW 11.5 mph - 0.00 in   Overcast
10:53 PM 46.9 °F - 41.0 °F 80% 30.20 in 10.0 mi SW 11.5 mph 17.3 mph N/A   Overcast
11:53 PM 46.9 °F - 42.1 °F 83% 30.20 in 10.0 mi SW 11.5 mph - N/A   Overcast