Portland, OR

8:00 AM PDT on October 17, 2019 (GMT -0700)
Portland International

Weather History for KPDX - May, 2019

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Thursday, May 23, 2019

  Actual Average Record
Temperature  
Mean Temperature 69 °F 60 °F  
Max Temperature 81 °F 70 °F 90 °F (1947)
Min Temperature 56 °F 50 °F 35 °F (1964)
Degree Days  
Heating Degree Days 0 6  
Month to date heating degree days 87 181  
Since 1 July heating degree days 3856 4144  
Cooling Degree Days 4 1  
Month to date cooling degree days 22 4  
Year to date cooling degree days 22 5  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 61    
Maximum Humidity 86    
Minimum Humidity 35    
Precipitation  
Precipitation 0.00 in 0.08 in 0.96 in (1997)
Month to date precipitation 1.09 1.79  
Year to date precipitation 12.50 16.74  
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 5 mph (NNW)    
Max Wind Speed 13 mph    
Max Gust Speed 18 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

May. 23, 2019 Rise Set
Actual Time 5:31 AM PDT 8:43 PM PDT
Civil Twilight 4:55 AM PDT 9:19 PM PDT
Nautical Twilight 4:09 AM PDT 10:06 PM PDT
Astronomical Twilight 3:12 AM PDT 11:03 PM PDT
Moon 12:31 AM PDT (5/23) 9:39 AM PDT (5/23)
Length of Visible Light 16h 23m
Length of Day
15h 12m
Waning Gibbous, 76% of the Moon is Illuminated
May 23
Waning Gibbous
May 26
Last Quarter
Jun 3
New
Jun 9
First Quarter
Jun 17
Full

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 57.9 °F 51.1 °F 78% 30.03 in 10.0 mi Variable 4.6 mph - N/A   Overcast
1:53 AM 57.0 °F 51.1 °F 81% 30.03 in 10.0 mi NNW 3.5 mph - N/A   Overcast
2:53 AM 57.0 °F 51.1 °F 81% 30.04 in 10.0 mi NNW 3.5 mph - N/A   Overcast
3:32 AM 55.9 °F 51.1 °F 84% 30.04 in 10.0 mi NW 5.8 mph - N/A   Overcast
3:53 AM 55.9 °F 51.1 °F 84% 30.04 in 10.0 mi NNW 4.6 mph - N/A   Overcast
4:00 AM 55.9 °F 51.1 °F 84% 30.04 in 10.0 mi NNW 4.6 mph - N/A   Overcast
4:33 AM 57.0 °F 51.1 °F 81% 30.04 in 10.0 mi NNW 5.8 mph - N/A   Overcast
4:53 AM 57.0 °F 51.1 °F 81% 30.04 in 10.0 mi North 5.8 mph - N/A   Overcast
5:53 AM 55.9 °F 51.1 °F 84% 30.02 in 10.0 mi NNW 3.5 mph - N/A   Overcast
6:53 AM 57.0 °F 51.1 °F 81% 30.04 in 10.0 mi NNW 6.9 mph - N/A   Overcast
7:53 AM 57.0 °F 51.1 °F 81% 30.05 in 10.0 mi NNW 6.9 mph - N/A   Overcast
8:53 AM 57.0 °F 51.1 °F 81% 30.04 in 10.0 mi NW 5.8 mph - N/A   Overcast
9:53 AM 57.9 °F 51.1 °F 78% 30.03 in 10.0 mi WNW 8.1 mph - N/A   Overcast
10:53 AM 59.0 °F 51.1 °F 75% 30.02 in 10.0 mi WNW 8.1 mph - N/A   Overcast
11:53 AM 63.0 °F 51.1 °F 65% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
12:37 PM 64.0 °F 52.0 °F 65% 30.00 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
12:53 PM 66.0 °F 52.0 °F 60% 29.99 in 10.0 mi North 3.5 mph - N/A   Scattered Clouds
1:53 PM 66.9 °F 53.1 °F 61% 29.97 in 10.0 mi Calm Calm - N/A   Partly Cloudy
2:53 PM 71.1 °F 54.0 °F 55% 29.93 in 10.0 mi NE 5.8 mph - N/A   Scattered Clouds
3:53 PM 75.0 °F 55.0 °F 50% 29.91 in 10.0 mi Calm Calm - N/A   Scattered Clouds
4:53 PM 79.0 °F 52.0 °F 39% 29.88 in 10.0 mi West 8.1 mph - N/A   Scattered Clouds
5:53 PM 80.1 °F 50.0 °F 35% 29.87 in 10.0 mi NW 8.1 mph - N/A   Scattered Clouds
6:53 PM 78.1 °F 52.0 °F 40% 29.87 in 10.0 mi NNW 9.2 mph - N/A   Scattered Clouds
7:53 PM 73.9 °F 53.1 °F 48% 29.88 in 10.0 mi NNW 8.1 mph - N/A   Partly Cloudy
8:53 PM 68.0 °F 53.1 °F 59% 29.90 in 10.0 mi NW 9.2 mph - N/A   Partly Cloudy
9:53 PM 63.0 °F 50.0 °F 63% 29.93 in 10.0 mi NNW 8.1 mph - N/A   Partly Cloudy
10:53 PM 59.0 °F 50.0 °F 72% 29.95 in 10.0 mi NW 6.9 mph - N/A   Clear
11:53 PM 57.0 °F 48.9 °F 74% 29.97 in 10.0 mi NW 5.8 mph - N/A   Clear