Portland, OR

11:41 PM PST on December 17, 2017 (GMT -0800)
Portland International

Weather History for KPDX - March, 2013

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Thursday, March 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 44 °F 49 °F  
Max Temperature 50 °F 58 °F 70 °F (2004)
Min Temperature 38 °F 40 °F 28 °F (1952)
Degree Days  
Heating Degree Days 21 16  
Month to date heating degree days 367 369  
Since 1 July heating degree days 3264 3427  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 34 °F    
Average Humidity 66    
Maximum Humidity 82    
Minimum Humidity 50    
Precipitation  
Precipitation T in 0.11 in 1.36 in (1948)
Month to date precipitation 1.44 2.60  
Year to date precipitation 6.19 11.14  
Snow  
Snow 0.00 in - 0.10 in (2012)
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.26 in    
Wind  
Wind Speed 8 mph (WSW)    
Max Wind Speed 21 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Mar. 21, 2013 Rise Set
Actual Time 7:10 AM PDT 7:24 PM PDT
Civil Twilight 6:41 AM PDT 7:54 PM PDT
Nautical Twilight 6:06 AM PDT 8:29 PM PDT
Astronomical Twilight 5:30 AM PDT 9:05 PM PDT
Moon 1:45 PM PDT (3/21) 3:51 AM PDT (3/21)
Length of Visible Light 13h 13m
Length of Day
12h 13m
Waxing Gibbous, 69% of the Moon is Illuminated
Mar 21
Waxing Gibbous
Mar 27
Full
Apr 2
Last Quarter
Apr 10
New
Apr 18
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 39.9 °F 33.4 °F 33.1 °F 77% 30.18 in 10.0 mi SSW 10.4 mph - N/A   Mostly Cloudy
1:53 AM 39.9 °F 34.5 °F 34.0 °F 79% 30.19 in 10.0 mi SSW 8.1 mph - N/A   Overcast
2:53 AM 41.0 °F 34.7 °F 34.0 °F 76% 30.21 in 10.0 mi SW 10.4 mph - N/A   Overcast
3:53 AM 39.9 °F 33.4 °F 34.0 °F 79% 30.22 in 10.0 mi SW 10.4 mph - N/A   Overcast
4:53 AM 39.9 °F 35.1 °F 34.0 °F 79% 30.22 in 10.0 mi SW 6.9 mph - N/A   Overcast
5:53 AM 39.0 °F 36.8 °F 34.0 °F 82% 30.22 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
6:53 AM 39.9 °F 35.1 °F 34.0 °F 79% 30.24 in 10.0 mi SW 6.9 mph - 0.00 in Rain Light Rain
7:53 AM 39.9 °F 37.8 °F 35.1 °F 83% 30.24 in 10.0 mi SSW 3.5 mph - 0.00 in   Overcast
8:53 AM 39.9 °F 36.7 °F 35.1 °F 83% 30.26 in 9.0 mi WSW 4.6 mph - 0.00 in Rain Light Rain
9:11 AM 41.0 °F 35.8 °F 35.6 °F 81% 30.26 in 10.0 mi SSW 8.1 mph - 0.00 in   Overcast
9:24 AM 41.0 °F 37.1 °F 35.6 °F 81% 30.26 in 10.0 mi SSW 5.8 mph - 0.00 in   Mostly Cloudy
9:50 AM 42.8 °F 38.6 °F 35.6 °F 76% 30.27 in 10.0 mi SW 6.9 mph - 0.00 in   Overcast
9:53 AM 42.1 °F 38.4 °F 35.1 °F 76% 30.27 in 10.0 mi SSW 5.8 mph - 0.00 in   Overcast
10:53 AM 44.1 °F 40.1 °F 35.1 °F 71% 30.28 in 10.0 mi SW 6.9 mph - N/A   Mostly Cloudy
11:53 AM 46.0 °F 40.6 °F 32.0 °F 58% 30.29 in 10.0 mi West 11.5 mph - N/A   Overcast
12:53 PM 44.1 °F 41.5 °F 34.0 °F 68% 30.28 in 10.0 mi NW 4.6 mph - N/A   Mostly Cloudy
1:53 PM 43.0 °F 37.2 °F 36.0 °F 76% 30.27 in 10.0 mi SW 10.4 mph - 0.00 in   Mostly Cloudy
2:34 PM 46.4 °F 40.7 °F 35.6 °F 66% 30.26 in 10.0 mi NNW 12.7 mph 23.0 mph N/A   Mostly Cloudy
2:53 PM 43.0 °F 38.2 °F 36.0 °F 76% 30.26 in 10.0 mi NNW 8.1 mph 19.6 mph 0.00 in Rain Light Rain
3:53 PM 48.0 °F - 33.1 °F 56% 30.25 in 10.0 mi West 13.8 mph - 0.00 in   Mostly Cloudy
4:53 PM 48.9 °F - 30.9 °F 50% 30.24 in 10.0 mi West 13.8 mph - N/A   Mostly Cloudy
5:53 PM 46.9 °F - 30.0 °F 52% 30.26 in 10.0 mi West 17.3 mph - N/A   Mostly Cloudy
6:53 PM 45.0 °F 39.3 °F 33.1 °F 63% 30.27 in 10.0 mi WNW 11.5 mph - N/A   Mostly Cloudy
7:37 PM 42.8 °F 36.6 °F 33.8 °F 70% 30.28 in 10.0 mi West 11.5 mph - 0.00 in   Overcast
7:53 PM 42.1 °F 36.1 °F 33.1 °F 70% 30.29 in 10.0 mi West 10.4 mph - 0.00 in   Overcast
8:11 PM 42.8 °F 36.2 °F 32.0 °F 66% 30.29 in 10.0 mi WNW 12.7 mph - N/A   Mostly Cloudy
8:53 PM 41.0 °F 34.3 °F 33.1 °F 73% 30.30 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
9:05 PM 41.0 °F 34.3 °F 33.8 °F 76% 30.30 in 10.0 mi WNW 11.5 mph - 0.00 in Rain Light Rain
9:26 PM 39.2 °F 33.6 °F 33.8 °F 81% 30.31 in 10.0 mi West 8.1 mph - 0.00 in   Scattered Clouds
9:53 PM 37.4 °F - 32.0 °F 81% 30.32 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:53 PM 39.0 °F 36.8 °F 33.1 °F 79% 30.32 in 10.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
11:53 PM 39.0 °F 34.0 °F 33.1 °F 79% 30.32 in 10.0 mi WSW 6.9 mph - N/A   Overcast