239  
CDUS46 KPQR 011142  
CLIPDX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PORTLAND OREGON  
441 AM PDT TUE SEP 1 2020  
 
   
...............................
 
 
   
..THE PORTLAND OR CLIMATE SUMMARY FOR AUGUST 31 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1940 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 75 525 PM 102 1987 79 -4 84  
MINIMUM 58 609 AM 44 1951 56 2 59  
AVERAGE 67 68 -1 72  
 
PRECIPITATION (IN)  
YESTERDAY T 0.52 1961 0.03 -0.03 T  
MONTH TO DATE 0.38 0.67 -0.29 1.23  
SINCE OCT 1 25.92 34.56 -8.64 26.77  
SINCE JAN 1 18.50 20.44 -1.94 15.40  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 1 4 -3 0  
SINCE JUN 1 87 118 -31 49  
SINCE JUL 1 12 27 -15 3  
 
COOLING  
YESTERDAY 2 4 -2 7  
MONTH TO DATE 197 152 45 216  
SINCE JUN 1 437 346 91 466  
SINCE JAN 1 476 363 113 494    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 1100 PM  
LOWEST 43 400 PM  
AVERAGE 58  
   
......................................................
 
 
 
THE PORTLAND OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 98 1988  
MINIMUM TEMPERATURE (F) 56 44 1973  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 1 2020.....SUNRISE 632 AM PDT SUNSET 747 PM PDT  
SEPTEMBER 2 2020.....SUNRISE 634 AM PDT SUNSET 745 PM PDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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