883  
CDUS46 KPQR 101143  
CLIPDX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PORTLAND OREGON  
442 AM PDT THU SEP 10 2020  
 
   
...............................
 
 
   
..THE PORTLAND OR CLIMATE SUMMARY FOR SEPTEMBER 9 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 89 311 PM 94 1948 78 11 71  
MINIMUM 65 521 AM 42 1962 55 10 60  
AVERAGE 77 66 11 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.84 1972 0.04 -0.04 0.21  
MONTH TO DATE 0.00 0.35 -0.35 0.51  
SINCE OCT 1 25.92 34.91 -8.99 27.28  
SINCE JAN 1 18.50 20.79 -2.29 15.91  
 
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 1 -1 0  
MONTH TO DATE 0 9 -9 0  
SINCE SEP 1 0 9 -9 0  
SINCE JUL 1 12 36 -24 3  
 
COOLING  
YESTERDAY 12 3 9 1  
MONTH TO DATE 87 27 60 54  
SINCE SEP 1 87 27 60 54  
SINCE JAN 1 563 390 173 548    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 17.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 27 700 AM  
LOWEST 8 100 PM  
AVERAGE 18  
   
......................................................
 
 
 
THE PORTLAND OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 98 1944  
MINIMUM TEMPERATURE (F) 55 42 1964  
1952  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2020.....SUNRISE 643 AM PDT SUNSET 730 PM PDT  
SEPTEMBER 11 2020.....SUNRISE 645 AM PDT SUNSET 728 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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