Weather History for Portland Troutdale, OR

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Saturday, May 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 55 °F 58 °F  
Max Temperature 58 °F 69 °F 89 °F (1993)
Min Temperature 52 °F 47 °F 36 °F (2003)
Degree Days  
Heating Degree Days 10 8  
Month to date heating degree days 71 169  
Cooling Degree Days 0 1  
Month to date cooling degree days 10 1  
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 80    
Maximum Humidity 93    
Minimum Humidity 67    
Precipitation  
Precipitation 0.18 in 0.08 in 1.46 in (1998)
Month to date precipitation 0.59 1.70  
Year to date precipitation 10.51 21.46  
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 30.18 in    
Wind  
Wind Speed 2 mph (SW)    
Max Wind Speed 9 mph    
Max Gust Speed 15 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

May. 18, 2013 Rise Set
Actual Time 5:35 AM PDT 8:37 PM PDT
Civil Twilight 5:00 AM PDT 9:12 PM PDT
Nautical Twilight 4:14 AM PDT 9:58 PM PDT
Astronomical Twilight 3:20 AM PDT 10:53 PM PDT
Moon 1:26 PM PDT (5/18) 1:51 AM PDT (5/18)
Length of Visible Light 16h 12m
Length of Day
15h 02m
First Quarter, 56% of the Moon is Illuminated
May 18
First Quarter
May 24
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:46 AM 53.6 °F 51.8 °F 94% 30.10 in 10.0 mi WSW 3.5 mph - N/A   Overcast
12:53 AM 54.0 °F 51.1 °F 90% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
1:53 AM 53.1 °F 50.0 °F 89% 30.10 in 10.0 mi SSE 3.5 mph - N/A   Overcast
2:53 AM 53.1 °F 50.0 °F 89% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
3:53 AM 53.1 °F 50.0 °F 89% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
4:53 AM 52.0 °F 48.0 °F 86% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 52.0 °F 48.0 °F 86% 30.12 in 10.0 mi ESE 3.5 mph - N/A   Overcast
6:53 AM 52.0 °F 48.0 °F 86% 30.12 in 10.0 mi East 3.5 mph - 0.01 in Rain Light Rain
7:53 AM 54.0 °F 46.9 °F 77% 30.13 in 10.0 mi Calm Calm - 0.00 in   Overcast
8:38 AM 53.6 °F 48.2 °F 82% 30.14 in 10.0 mi Calm Calm - 0.00 in   Overcast
8:53 AM 54.0 °F 48.0 °F 80% 30.15 in 10.0 mi Calm Calm - 0.00 in Rain Light Rain
9:28 AM 53.6 °F 48.2 °F 82% 30.15 in 10.0 mi SW 6.9 mph - 0.01 in Rain Light Rain
9:53 AM 54.0 °F 48.0 °F 80% 30.15 in 10.0 mi WSW 4.6 mph - 0.02 in Rain Light Rain
10:53 AM 55.9 °F 46.0 °F 69% 30.16 in 10.0 mi SW 6.9 mph - 0.00 in   Overcast
12:53 PM 55.9 °F 46.9 °F 72% 30.17 in 10.0 mi ENE 3.5 mph - N/A   Overcast
1:23 PM 57.2 °F 48.2 °F 72% 30.18 in 10.0 mi NE 4.6 mph - N/A   Overcast
1:53 PM 57.9 °F 46.9 °F 67% 30.18 in 10.0 mi Calm Calm - N/A   Overcast
2:40 PM 57.2 °F 48.2 °F 72% 30.19 in 8.0 mi SW 5.8 mph - 0.01 in Rain Light Rain
2:50 PM 57.2 °F 50.0 °F 77% 30.19 in 10.0 mi WSW 5.8 mph - 0.01 in Rain Light Rain
2:53 PM 57.0 °F 48.9 °F 74% 30.19 in 10.0 mi West 3.5 mph - 0.01 in Rain Light Rain
3:41 PM 55.4 °F 50.0 °F 82% 30.20 in 8.0 mi SSW 5.8 mph - 0.03 in Rain Light Rain
3:53 PM 55.9 °F 51.1 °F 84% 30.20 in 10.0 mi SW 5.8 mph - 0.04 in Rain Light Rain
4:24 PM 57.2 °F 51.8 °F 82% 30.21 in 10.0 mi SW 5.8 mph - 0.01 in Rain Light Rain
4:53 PM 57.0 °F 51.1 °F 81% 30.22 in 10.0 mi SW 5.8 mph - 0.02 in Rain Light Rain
5:28 PM 57.2 °F 51.8 °F 82% 30.22 in 10.0 mi SW 5.8 mph - 0.00 in Rain Light Rain
5:53 PM 55.9 °F 51.1 °F 84% 30.22 in 4.0 mi SSW 5.8 mph - 0.03 in Rain Light Rain
6:53 PM 55.9 °F 52.0 °F 87% 30.23 in 7.0 mi Calm Calm - 0.02 in Rain Light Rain
7:53 PM 55.9 °F 52.0 °F 87% 30.23 in 10.0 mi Calm Calm - 0.02 in   Overcast
8:53 PM 55.0 °F 52.0 °F 89% 30.25 in 10.0 mi Calm Calm - 0.01 in Rain Light Rain
9:11 PM 55.4 °F 51.8 °F 88% 30.26 in 10.0 mi Calm Calm - 0.00 in   Overcast
9:20 PM 55.4 °F 51.8 °F 88% 30.26 in 10.0 mi Calm Calm - 0.00 in   Overcast
9:53 PM 55.0 °F 52.0 °F 89% 30.27 in 10.0 mi Calm Calm - 0.00 in   Overcast
10:49 PM 55.4 °F 51.8 °F 88% 30.27 in 10.0 mi Calm Calm - N/A   Overcast
10:53 PM 55.0 °F 52.0 °F 89% 30.27 in 10.0 mi Calm Calm - N/A   Overcast
11:53 PM 55.0 °F 52.0 °F 89% 30.28 in 10.0 mi Calm Calm - N/A   Overcast