Weather History for Portland, OR

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Sunday, December 1, 2013

  Actual Average Record
Temperature  
Mean Temperature 53 °F 43 °F  
Max Temperature 57 °F 48 °F 62 °F (1958)
Min Temperature 48 °F 37 °F 20 °F (1985)
Degree Days  
Heating Degree Days 12 22  
Month to date heating degree days 12 22  
Since 1 July heating degree days 1023 991  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 539 424  
Growing Degree Days 1 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 90    
Maximum Humidity 100    
Minimum Humidity 80    
Precipitation  
Precipitation 0.85 in 0.21 in 1.69 in (1987)
Month to date precipitation 0.85 0.21  
Year to date precipitation 25.95 30.75  
Snow  
Snow 0.00 in - - ()
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.04 in    
Wind  
Wind Speed 15 mph (SW)    
Max Wind Speed 26 mph    
Max Gust Speed 37 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 01, 2013 Rise Set
Actual Time 7:30 AM PST 4:28 PM PST
Civil Twilight 6:57 AM PST 5:01 PM PST
Nautical Twilight 6:20 AM PST 5:38 PM PST
Astronomical Twilight 5:44 AM PST 6:14 PM PST
Moon 5:51 AM PST (12/1) 3:45 PM PST (12/1)
Length of Visible Light 10h 04m
Length of Day
8h 57m
Waning Crescent, 2% of the Moon is Illuminated
Dec 1
Waning Crescent
Dec 2
New
Dec 9
First Quarter
Dec 17
Full
Dec 25
Last Quarter

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 48.0 °F 46.0 °F 93% 30.20 in 6.0 mi ESE 11.5 mph - 0.03 in Rain Light Rain
1:53 AM 50.0 °F 46.9 °F 89% 30.18 in 10.0 mi SSE 11.5 mph - 0.06 in Rain Light Rain
2:53 AM 50.0 °F 46.9 °F 89% 30.14 in 10.0 mi South 12.7 mph - 0.03 in Rain Light Rain
3:53 AM 51.1 °F 48.0 °F 89% 30.12 in 10.0 mi South 21.9 mph 31.1 mph 0.00 in Rain Light Rain
4:53 AM 52.0 °F 48.9 °F 89% 30.10 in 10.0 mi South 17.3 mph 34.5 mph 0.01 in Rain Light Rain
5:53 AM 52.0 °F 48.9 °F 89% 30.10 in 10.0 mi SSW 19.6 mph 28.8 mph 0.02 in Rain Light Rain
6:53 AM 53.1 °F 50.0 °F 89% 30.11 in 10.0 mi SSW 18.4 mph - 0.04 in Rain Light Rain
7:43 AM 53.1 °F 50.0 °F 89% 30.10 in 10.0 mi SSW 19.6 mph 27.6 mph 0.01 in   Overcast
7:53 AM 53.1 °F 50.0 °F 89% 30.11 in 10.0 mi SSW 15.0 mph - 0.01 in   Overcast
8:34 AM 53.1 °F 51.1 °F 93% 30.12 in 10.0 mi SSW 19.6 mph - 0.00 in   Overcast
8:53 AM 54.0 °F 51.1 °F 90% 30.12 in 10.0 mi SSW 20.7 mph 27.6 mph 0.00 in   Overcast
9:41 AM 55.0 °F 51.1 °F 86% 30.11 in 10.0 mi South 23.0 mph - N/A   Overcast
9:53 AM 55.0 °F 51.1 °F 86% 30.11 in 10.0 mi South 23.0 mph 29.9 mph N/A   Overcast
10:53 AM 55.9 °F 52.0 °F 87% 30.12 in 10.0 mi South 16.1 mph 25.3 mph N/A   Overcast
11:53 AM 55.9 °F 52.0 °F 87% 30.09 in 10.0 mi SSW 16.1 mph - 0.00 in   Overcast
12:53 PM 55.9 °F 52.0 °F 87% 30.07 in 10.0 mi SSW 13.8 mph - 0.00 in   Overcast
1:53 PM 55.9 °F 52.0 °F 87% 30.04 in 5.0 mi SSW 17.3 mph 25.3 mph 0.03 in Rain Light Rain
2:53 PM 57.0 °F 51.1 °F 81% 30.02 in 9.0 mi SSW 19.6 mph 29.9 mph 0.04 in Rain Light Rain
3:53 PM 57.0 °F 51.1 °F 81% 30.01 in 10.0 mi SSW 16.1 mph 26.5 mph 0.02 in   Mostly Cloudy
4:53 PM 55.9 °F 50.0 °F 80% 29.98 in 10.0 mi SW 18.4 mph 29.9 mph 0.02 in   Overcast
5:53 PM 55.9 °F 50.0 °F 80% 29.97 in 10.0 mi SW 16.1 mph - 0.00 in Rain Light Rain
6:53 PM 55.0 °F 50.0 °F 83% 29.96 in 10.0 mi SW 16.1 mph - 0.01 in Rain Light Rain
7:03 PM 55.0 °F 50.0 °F 83% 29.95 in 9.0 mi SW 19.6 mph 25.3 mph 0.00 in Rain Light Rain
7:47 PM 53.6 °F 51.8 °F 94% 29.94 in 4.0 mi SSW 15.0 mph 26.5 mph 0.09 in Rain Rain
7:53 PM 54.0 °F 51.1 °F 90% 29.94 in 5.0 mi SW 15.0 mph 26.5 mph 0.10 in Rain Rain
8:53 PM 53.1 °F 51.1 °F 93% 29.94 in 4.0 mi WSW 13.8 mph - 0.12 in Rain Rain
9:05 PM 53.1 °F 51.1 °F 93% 29.94 in 2.5 mi West 15.0 mph - 0.06 in Rain Rain
9:11 PM 53.1 °F 51.1 °F 93% 29.94 in 3.0 mi WNW 12.7 mph - 0.08 in Rain Rain
9:20 PM 53.1 °F 51.1 °F 93% 29.95 in 2.5 mi WNW 8.1 mph - 0.17 in Rain Heavy Rain
9:34 PM 52.0 °F 51.1 °F 97% 29.95 in 5.0 mi WNW 5.8 mph - 0.23 in Rain Rain
9:45 PM 52.0 °F 51.1 °F 97% 29.95 in 9.0 mi WNW 8.1 mph - 0.24 in Rain Light Rain
9:53 PM 52.0 °F 51.1 °F 97% 29.95 in 9.0 mi WNW 6.9 mph - 0.25 in Rain Light Rain
10:53 PM 52.0 °F 50.0 °F 93% 29.94 in 10.0 mi SW 6.9 mph - 0.05 in Rain Light Rain
11:53 PM 52.0 °F 48.9 °F 89% 29.93 in 10.0 mi WSW 4.6 mph - 0.01 in   Overcast