365   
CDUS43 KABR 210721  
CLIPIR  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE ABERDEEN SD  
221 AM CDT SUN SEP 21 2025  
   
...............................  
  
   
..THE PIERRE SD CLIMATE SUMMARY FOR SEPTEMBER 20 2025  
  
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1892 TO 2025  
  
WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST        
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR       
                                                  NORMAL              
...............................................................  
  
TEMPERATURE (F)                                                            
 YESTERDAY                                                             
  MAXIMUM         71    419 PM 104    1937  76     -5       90         
  MINIMUM         52   1059 PM  33    1983  48      4       47         
  AVERAGE         62                        62      0       69       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.00          2.65 1989   0.06  -0.06     0.00       
  MONTH TO DATE    4.76                      1.13   3.63     1.10       
  SINCE SEP 1      4.76                      1.13   3.63     1.10       
  SINCE JAN 1     20.73                     16.49   4.24    18.14       
  
SNOWFALL (IN)                                                                
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0        
  MONTH TO DATE    0.0                       0.0    0.0      0.0        
  SINCE OCT 1     15.0                      37.2  -22.2     28.7        
  SINCE JUL 1      0.0                       0.0    0.0      0.0        
  SNOW DEPTH       0                                                   
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY        3                         5     -2        0          
  MONTH TO DATE   58                        64     -6        8          
  SINCE SEP 1     58                        64     -6        8          
  SINCE JUL 1     72                        85    -13       17          
  
 COOLING                                                                
  YESTERDAY        0                         2     -2        4          
  MONTH TO DATE   69                        79    -10      153          
  SINCE SEP 1     69                        79    -10      153          
  SINCE JAN 1    909                       818     91      838           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    NW (300)         
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION    NW (300)         
  AVERAGE WIND SPEED     4.6                                          
  
SKY COVER                                                               
  AVERAGE SKY COVER 0.6                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                    
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST   100          1100 PM                                        
 LOWEST     57           400 PM                                        
 AVERAGE    79                                                          
   
......................................................  
  
THE PIERRE SD CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   75        99      1937                        
 MINIMUM TEMPERATURE (F)   48        31      1995                        
  
SUNRISE AND SUNSET                                                      
SEPTEMBER 21 2025.....SUNRISE   727 AM CDT   SUNSET   740 PM CDT       
SEPTEMBER 22 2025.....SUNRISE   729 AM CDT   SUNSET   738 PM CDT       
  
-  INDICATES NEGATIVE NUMBERS.  
R  INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T  INDICATES TRACE AMOUNT.  
  
  
 
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