Weather History for Portland Troutdale, OR

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Thursday, February 28, 2013

  Actual Average Record
Temperature  
Mean Temperature 52 °F 44 °F  
Max Temperature 57 °F 53 °F 69 °F (1988)
Min Temperature 46 °F 36 °F 14 °F (1962)
Degree Days  
Heating Degree Days 13 21  
Month to date heating degree days 581 626  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 46 °F    
Average Humidity 85    
Maximum Humidity 93    
Minimum Humidity 77    
Precipitation  
Precipitation 0.26 in 0.19 in 1.83 in (2011)
Month to date precipitation 1.20 5.09  
Year to date precipitation 4.75 11.27  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.30 in    
Wind  
Wind Speed 8 mph (SE)    
Max Wind Speed 16 mph    
Max Gust Speed 23 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Feb. 28, 2013 Rise Set
Actual Time 6:49 AM PST 5:55 PM PST
Civil Twilight 6:19 AM PST 6:25 PM PST
Nautical Twilight 5:45 AM PST 6:59 PM PST
Astronomical Twilight 5:10 AM PST 7:34 PM PST
Moon 9:42 PM PST (2/28) 7:50 AM PST (2/28)
Length of Visible Light 12h 06m
Length of Day
11h 06m
Waning Gibbous, 90% of the Moon is Illuminated
Feb 28
Waning Gibbous
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter
Mar 27
Full

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:25 AM 46.4 °F 42.4 °F 44.6 °F 93% 30.24 in 3.0 mi East 8.1 mph - 0.01 in Rain Light Rain
1:53 AM 46.0 °F 41.9 °F 44.1 °F 93% 30.23 in 5.0 mi East 8.1 mph - 0.00 in   Overcast
2:08 AM 46.4 °F 41.5 °F 42.8 °F 87% 30.22 in 4.0 mi East 10.4 mph - N/A   Overcast
2:20 AM 46.4 °F 41.9 °F 42.8 °F 87% 30.22 in 4.0 mi East 9.2 mph - N/A   Overcast
2:30 AM 46.4 °F 41.5 °F 44.6 °F 93% 30.22 in 4.0 mi East 10.4 mph - N/A   Overcast
2:53 AM 46.0 °F 41.4 °F 43.0 °F 89% 30.22 in 4.0 mi East 9.2 mph - N/A   Overcast
3:30 AM 46.4 °F 41.5 °F 42.8 °F 87% 30.21 in 4.0 mi East 10.4 mph - 0.02 in Rain Light Rain
3:53 AM 46.0 °F 41.4 °F 43.0 °F 89% 30.22 in 7.0 mi East 9.2 mph - 0.02 in   Overcast
4:11 AM 46.4 °F 41.9 °F 42.8 °F 87% 30.21 in 4.0 mi East 9.2 mph - 0.00 in Rain Light Rain
4:53 AM 46.0 °F 41.9 °F 43.0 °F 89% 30.21 in 6.0 mi East 8.1 mph - 0.00 in   Overcast
5:30 AM 46.4 °F 42.9 °F 42.8 °F 87% 30.22 in 10.0 mi East 6.9 mph - N/A   Overcast
5:53 AM 46.0 °F 41.9 °F 43.0 °F 89% 30.22 in 10.0 mi East 8.1 mph - N/A   Overcast
6:53 AM 46.0 °F 41.9 °F 43.0 °F 89% 30.23 in 10.0 mi East 8.1 mph - N/A   Overcast
7:53 AM 46.0 °F 41.4 °F 43.0 °F 89% 30.25 in 9.0 mi East 9.2 mph - 0.03 in Rain Light Rain
8:53 AM 46.0 °F 43.1 °F 44.1 °F 93% 30.27 in 10.0 mi ENE 5.8 mph - 0.06 in Rain Light Rain
9:53 AM 46.9 °F - 44.1 °F 90% 30.29 in 7.0 mi East 4.6 mph - 0.05 in Rain Light Rain
10:53 AM 46.9 °F - 45.0 °F 93% 30.30 in 9.0 mi ENE 5.8 mph - 0.05 in Rain Light Rain
11:53 AM 48.0 °F - 46.0 °F 93% 30.31 in 10.0 mi Calm Calm - 0.02 in Rain Light Rain
12:53 PM 50.0 °F - 48.0 °F 93% 30.31 in 10.0 mi Calm Calm - 0.02 in Rain Light Rain
1:53 PM 55.0 °F - 50.0 °F 83% 30.31 in 10.0 mi SW 8.1 mph - 0.00 in   Overcast
2:53 PM 55.9 °F - 50.0 °F 80% 30.32 in 10.0 mi SW 8.1 mph - N/A   Overcast
3:53 PM 57.0 °F - 51.1 °F 81% 30.33 in 10.0 mi SW 8.1 mph - N/A   Overcast
4:36 PM 57.2 °F - 51.8 °F 82% 30.34 in 10.0 mi SW 11.5 mph 23.0 mph N/A   Overcast
4:53 PM 57.0 °F - 51.1 °F 81% 30.35 in 10.0 mi SW 10.4 mph - N/A   Overcast
5:53 PM 57.0 °F - 51.1 °F 81% 30.35 in 10.0 mi SW 8.1 mph - 0.00 in   Overcast
6:53 PM 55.9 °F - 50.0 °F 80% 30.37 in 10.0 mi SW 8.1 mph - N/A   Overcast
7:14 PM 55.4 °F - 50.0 °F 82% 30.38 in 10.0 mi SW 9.2 mph - N/A   Overcast
7:27 PM 55.4 °F - 50.0 °F 82% 30.38 in 10.0 mi SW 8.1 mph - N/A   Overcast
7:53 PM 55.9 °F - 50.0 °F 80% 30.39 in 10.0 mi SW 10.4 mph 16.1 mph N/A   Overcast
8:13 PM 55.4 °F - 50.0 °F 82% 30.40 in 10.0 mi SW 9.2 mph - N/A   Overcast
8:53 PM 55.9 °F - 48.9 °F 77% 30.40 in 10.0 mi SW 9.2 mph - N/A   Overcast
9:53 PM 55.9 °F - 48.9 °F 77% 30.42 in 10.0 mi SSW 4.6 mph - N/A   Overcast
10:53 PM 55.9 °F - 48.9 °F 77% 30.42 in 10.0 mi SSW 11.5 mph 18.4 mph N/A   Overcast