Weather History for Portland, OR

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Tuesday, September 3, 2013

  Actual Average Record
Temperature  
Mean Temperature 71 °F 67 °F  
Max Temperature 80 °F 79 °F 94 °F (2003)
Min Temperature 61 °F 56 °F 45 °F (1980)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 0 3  
Since 1 July heating degree days 5 30  
Cooling Degree Days 6 3  
Month to date cooling degree days 22 9  
Year to date cooling degree days 475 372  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 58 °F    
Average Humidity 68    
Maximum Humidity 93    
Minimum Humidity 42    
Precipitation  
Precipitation 0.11 in 0.03 in 1.18 in (1945)
Month to date precipitation 0.13 0.10  
Year to date precipitation 15.41 20.54  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.97 in    
Wind  
Wind Speed 3 mph (NW)    
Max Wind Speed 10 mph    
Max Gust Speed 14 mph    
Visibility 10 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 03, 2013 Rise Set
Actual Time 6:34 AM PDT 7:43 PM PDT
Civil Twilight 6:04 AM PDT 8:14 PM PDT
Nautical Twilight 5:27 AM PDT 8:50 PM PDT
Astronomical Twilight 4:48 AM PDT 9:29 PM PDT
Moon 4:51 AM PDT (9/3) 6:34 PM PDT (9/3)
Length of Visible Light 14h 10m
Length of Day
13h 09m
Waning Crescent, 3% of the Moon is Illuminated
Sep 3
Waning Crescent
Sep 5
New
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 66.9 °F 61.0 °F 81% 29.93 in 10.0 mi Calm Calm - 0.02 in Rain , Thunderstorm Light Thunderstorms and Rain
1:53 AM 66.0 °F 62.1 °F 87% 29.94 in 9.0 mi NW 5.8 mph - 0.00 in Rain , Thunderstorm Light Thunderstorms and Rain
2:18 AM 66.2 °F 62.6 °F 88% 29.95 in 8.0 mi NW 4.6 mph - 0.06 in Rain Light Rain
2:53 AM 66.0 °F 61.0 °F 84% 29.94 in 10.0 mi Calm Calm - 0.06 in   Overcast
3:53 AM 63.0 °F 59.0 °F 87% 29.95 in 10.0 mi WNW 8.1 mph - N/A   Overcast
4:53 AM 62.1 °F 59.0 °F 90% 29.95 in 10.0 mi NNE 3.5 mph - 0.04 in Rain Light Rain
5:53 AM 63.0 °F 59.0 °F 87% 29.95 in 10.0 mi Calm Calm - 0.01 in   Mostly Cloudy
6:53 AM 62.1 °F 60.1 °F 93% 29.95 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:53 AM 63.0 °F 60.1 °F 90% 29.97 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
8:53 AM 66.0 °F 60.1 °F 81% 29.98 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:53 AM 66.0 °F 60.1 °F 81% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 AM 68.0 °F 59.0 °F 73% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:53 AM 71.1 °F 59.0 °F 66% 29.99 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
12:53 PM 73.0 °F 55.0 °F 53% 29.99 in 10.0 mi North 3.5 mph - N/A   Partly Cloudy
1:53 PM 75.9 °F 53.1 °F 45% 29.99 in 10.0 mi North 3.5 mph - N/A   Scattered Clouds
2:53 PM 77.0 °F 54.0 °F 45% 29.98 in 10.0 mi North 4.6 mph - N/A   Scattered Clouds
3:53 PM 78.1 °F 54.0 °F 43% 29.97 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
4:53 PM 79.0 °F 54.0 °F 42% 29.96 in 10.0 mi WNW 5.8 mph - N/A   Scattered Clouds
5:53 PM 79.0 °F 53.1 °F 40% 29.95 in 10.0 mi NW 4.6 mph - N/A   Scattered Clouds
6:53 PM 78.1 °F 55.9 °F 46% 29.95 in 10.0 mi NW 3.5 mph - N/A   Scattered Clouds
7:53 PM 73.9 °F 57.9 °F 57% 29.96 in 10.0 mi NW 4.6 mph - N/A   Mostly Cloudy
8:53 PM 72.0 °F 57.0 °F 59% 29.98 in 10.0 mi NNW 10.4 mph - N/A   Scattered Clouds
9:53 PM 69.1 °F 57.9 °F 68% 29.99 in 10.0 mi WNW 6.9 mph - N/A   Partly Cloudy
10:53 PM 66.9 °F 57.9 °F 73% 30.00 in 10.0 mi WNW 8.1 mph - N/A   Scattered Clouds
11:53 PM 66.9 °F 59.0 °F 76% 29.99 in 10.0 mi NW 10.4 mph - N/A   Scattered Clouds