Portland, OR

4:45 PM PDT on March 26, 2017 (GMT -0700)
Portland International Airport

Weather History for KPDX - May, 2012

Change the Weather History Date:

Sunday, May 13, 2012

  Actual Average Record
Temperature  
Mean Temperature 69 °F 58 °F  
Max Temperature 87 °F 68 °F 92 °F (1973)
Min Temperature 51 °F 48 °F 36 °F (1963)
Degree Days  
Heating Degree Days 0 8  
Month to date heating degree days 123 116  
Since 1 July heating degree days 4176 4079  
Cooling Degree Days 4 0  
Month to date cooling degree days 4 0  
Year to date cooling degree days 9 1  
Growing Degree Days 19 (Base 50)    
Moisture  
Dew Point 45 °F    
Average Humidity 52    
Maximum Humidity 83    
Minimum Humidity 21    
Precipitation  
Precipitation 0.00 in 0.08 in 1.08 in (1978)
Month to date precipitation 1.12 1.01  
Year to date precipitation 21.91 15.96  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.04 in    
Wind  
Wind Speed 5 mph (WNW)    
Max Wind Speed 14 mph    
Max Gust Speed 17 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport or City:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

May. 13, 2012 Rise Set
Actual Time 5:41 AM PDT 8:33 PM PDT
Civil Twilight 5:06 AM PDT 9:07 PM PDT
Nautical Twilight 4:22 AM PDT 9:51 PM PDT
Astronomical Twilight 3:31 AM PDT 10:44 PM PDT
Moon 2:09 AM PDT (5/13) 1:40 PM PDT (5/13)
Length of Visible Light 16h 00m
Length of Day
14h 51m
Last Quarter, 41% of the Moon is Illuminated
May 13
Last Quarter
May 20
New
May 28
First Quarter
Jun 4
Full
Jun 11
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 60.1 °F 42.1 °F 51% 30.10 in 10.0 mi NW 4.6 mph - N/A   Clear
1:53 AM 61.0 °F 42.1 °F 50% 30.10 in 10.0 mi West 3.5 mph - N/A   Clear
2:53 AM 55.9 °F 43.0 °F 62% 30.11 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:53 AM 55.0 °F 46.0 °F 72% 30.11 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 53.6 °F 46.4 °F 77% 30.12 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:53 AM 51.1 °F 46.0 °F 83% 30.12 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:53 AM 54.0 °F 46.0 °F 75% 30.12 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 57.2 °F 42.8 °F 59% 30.13 in 10.0 mi WNW 4.6 mph - N/A   Clear
8:53 AM 62.1 °F 42.1 °F 48% 30.12 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 66.2 °F 42.8 °F 43% 30.11 in 10.0 mi Variable 3.5 mph - N/A   Partly Cloudy
10:53 AM 70.0 °F 43.0 °F 38% 30.10 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
11:53 AM 75.0 °F 43.0 °F 32% 30.08 in 10.0 mi WNW 9.2 mph - N/A   Scattered Clouds
12:53 PM 79.0 °F 44.1 °F 29% 30.06 in 10.0 mi West 6.9 mph - N/A   Partly Cloudy
1:53 PM 82.9 °F 44.1 °F 25% 30.03 in 10.0 mi West 10.4 mph - N/A   Scattered Clouds
2:53 PM 84.9 °F 43.0 °F 23% 30.01 in 10.0 mi WNW 13.8 mph - N/A   Mostly Cloudy
3:53 PM 86.0 °F 43.0 °F 22% 29.99 in 10.0 mi WNW 12.7 mph - N/A   Mostly Cloudy
4:53 PM 84.0 °F 48.0 °F 28% 29.97 in 10.0 mi NW 9.2 mph - N/A   Mostly Cloudy
5:53 PM 81.0 °F 46.9 °F 30% 29.96 in 10.0 mi NW 8.1 mph - N/A   Mostly Cloudy
6:53 PM 81.0 °F 46.9 °F 30% 29.95 in 10.0 mi NW 5.8 mph - N/A   Mostly Cloudy
7:53 PM 79.0 °F 46.9 °F 32% 29.95 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:53 PM 75.0 °F 46.0 °F 36% 29.95 in 10.0 mi West 9.2 mph - N/A   Scattered Clouds
9:53 PM 73.0 °F 45.0 °F 37% 29.96 in 10.0 mi WNW 6.9 mph - N/A   Scattered Clouds
10:53 PM 68.0 °F 46.9 °F 47% 29.97 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:53 PM 64.4 °F 46.4 °F 52% 29.98 in 10.0 mi WNW 4.6 mph - N/A   Partly Cloudy