966  
CDUS46 KPQR 111148  
CLIPDX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PORTLAND OREGON  
447 AM PDT FRI SEP 11 2020  
 
   
...............................
 
 
   
..THE PORTLAND OR CLIMATE SUMMARY FOR SEPTEMBER 10 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 81 157 PM 98 1944 78 3 68  
MINIMUM 61 630 AM 42 1964 55 6 58  
1952  
AVERAGE 71 66 5 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.18 1985 0.04 -0.04 0.28  
MONTH TO DATE 0.00 0.39 -0.39 0.79  
SINCE OCT 1 25.92 34.95 -9.03 27.56  
SINCE JAN 1 18.50 20.83 -2.33 16.19  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM  
MONTH TO DATE 0.0  
SINCE SEP 1 0.0  
SINCE JUL 1 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 2  
MONTH TO DATE 0 11 -11 2  
SINCE SEP 1 0 11 -11 2  
SINCE JUL 1 12 38 -26 5  
 
COOLING  
YESTERDAY 6 3 3 0  
MONTH TO DATE 93 30 63 54  
SINCE SEP 1 93 30 63 54  
SINCE JAN 1 569 393 176 548    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 6.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 600 AM  
LOWEST 26 200 PM  
AVERAGE 47  
   
......................................................
 
 
 
THE PORTLAND OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 95 2013  
MINIMUM TEMPERATURE (F) 54 43 1964  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2020.....SUNRISE 645 AM PDT SUNSET 728 PM PDT  
SEPTEMBER 12 2020.....SUNRISE 646 AM PDT SUNSET 726 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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