331  
CDUS46 KPQR 171140  
CLIPDX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PORTLAND OREGON  
440 AM PDT SUN SEP 17 2023  
   
...............................
 
 
   
..THE PORTLAND OR CLIMATE SUMMARY FOR SEPTEMBER 16 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1940 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 402 PM 92 1994 77 8 70  
MINIMUM 58 422 AM 41 1965 54 4 57  
AVERAGE 72 66 6 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.36 2002 0.05 -0.05 T  
MONTH TO DATE 0.03 0.64 -0.61 0.03  
SINCE OCT 1 34.15 36.04 -1.89 40.88  
SINCE JAN 1 18.04 21.40 -3.36 23.63  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2022  
MONTH TO DATE 0.0  
SINCE JUL 1 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 1  
MONTH TO DATE 3 19 -16 1  
SINCE SEP 1 3 19 -16 1  
SINCE JUL 1 4 36 -32 1  
 
COOLING  
YESTERDAY 7 2 5 0  
MONTH TO DATE 89 54 35 106  
SINCE SEP 1 89 54 35 106  
SINCE JAN 1 880 485 395 781    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 500 AM  
LOWEST 31 200 PM  
AVERAGE 56  
   
......................................................
 
 
THE PORTLAND OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 93 1962  
MINIMUM TEMPERATURE (F) 54 34 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 651 AM PDT SUNSET 718 PM PDT  
SEPTEMBER 18 2023.....SUNRISE 652 AM PDT SUNSET 716 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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