Weather History for Portland Troutdale, OR

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Thursday, July 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 68 °F 68 °F  
Max Temperature 82 °F 82 °F 103 °F (1992)
Min Temperature 53 °F 54 °F 46 °F (1989)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 5 23  
Cooling Degree Days 3 4  
Month to date cooling degree days 85 54  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 55 °F    
Average Humidity 60    
Maximum Humidity 86    
Minimum Humidity 33    
Precipitation  
Precipitation 0.00 in 0.03 in 0.68 in (1987)
Month to date precipitation T 0.52  
Year to date precipitation 16.52 25.64  
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 30.14 in    
Wind  
Wind Speed 2 mph (WNW)    
Max Wind Speed 10 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jul. 18, 2013 Rise Set
Actual Time 5:38 AM PDT 8:52 PM PDT
Civil Twilight 5:02 AM PDT 9:28 PM PDT
Nautical Twilight 4:15 AM PDT 10:15 PM PDT
Astronomical Twilight 3:17 AM PDT 11:12 PM PDT
Moon 4:54 PM PDT (7/18) 1:36 AM PDT (7/18)
Length of Visible Light 16h 26m
Length of Day
15h 14m
Waxing Gibbous, 78% of the Moon is Illuminated
Jul 18
Waxing Gibbous
Jul 22
Full
Jul 29
Last Quarter
Aug 6
New
Aug 14
First Quarter

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 61.0 °F - 54.0 °F 78% 30.17 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 59.0 °F - 54.0 °F 83% 30.17 in 10.0 mi West 3.5 mph - N/A   Clear
2:53 AM 59.0 °F - 53.1 °F 81% 30.17 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 57.9 °F - 53.1 °F 84% 30.17 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 55.0 °F - 52.0 °F 89% 30.17 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:53 AM 55.0 °F - 52.0 °F 89% 30.19 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:53 AM 57.9 °F - 53.1 °F 84% 30.20 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 59.0 °F - 54.0 °F 83% 30.20 in 10.0 mi WSW 3.5 mph - N/A   Overcast
8:53 AM 60.1 °F - 54.0 °F 80% 30.21 in 10.0 mi NW 3.5 mph - N/A   Overcast
9:53 AM 61.0 °F - 54.0 °F 78% 30.20 in 10.0 mi Calm Calm - N/A   Overcast
10:48 AM 64.4 °F - 55.4 °F 73% 30.19 in 10.0 mi Variable 3.5 mph - N/A   Overcast
10:53 AM 64.0 °F - 55.0 °F 73% 30.19 in 10.0 mi Variable 5.8 mph - N/A   Overcast
11:43 AM 66.2 °F - 55.4 °F 68% 30.17 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
11:53 AM 68.0 °F - 55.0 °F 63% 30.17 in 10.0 mi Variable 5.8 mph - N/A   Partly Cloudy
12:53 PM 73.0 °F - 55.0 °F 53% 30.15 in 10.0 mi Variable 3.5 mph - N/A   Clear
1:53 PM 75.9 °F - 55.0 °F 48% 30.14 in 10.0 mi West 5.8 mph - N/A   Clear
2:53 PM 78.1 °F - 53.1 °F 42% 30.12 in 10.0 mi Variable 5.8 mph - N/A   Clear
3:53 PM 81.0 °F - 51.1 °F 35% 30.09 in 10.0 mi Variable 4.6 mph - N/A   Clear
4:53 PM 82.0 °F - 50.0 °F 33% 30.07 in 10.0 mi Variable 3.5 mph - N/A   Clear
5:53 PM 82.0 °F 81.2 °F 53.1 °F 37% 30.06 in 10.0 mi WNW 4.6 mph - N/A   Clear
6:53 PM 81.0 °F 80.8 °F 55.9 °F 42% 30.05 in 10.0 mi NW 5.8 mph - N/A   Clear
7:53 PM 77.0 °F - 57.0 °F 50% 30.05 in 10.0 mi Variable 3.5 mph - N/A   Clear
8:53 PM 73.9 °F - 57.9 °F 57% 30.06 in 10.0 mi West 3.5 mph - N/A   Clear
9:32 PM 71.6 °F - 57.2 °F 60% 30.07 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:53 PM 71.1 °F - 59.0 °F 66% 30.08 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 69.1 °F - 57.9 °F 68% 30.09 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 66.0 °F - 57.0 °F 73% 30.10 in 10.0 mi Calm Calm - N/A   Clear