CDUS43 KUNR 180835
CLIRAP

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RAPID CITY SD
235 AM MDT MON MAY 18 2026

...................................

...THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR MAY 17 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1942 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         61    353 PM  93    1988  67     -6       70       
  MINIMUM         44   1159 PM  31    1969  42      2       33       
  AVERAGE         53                        55     -2       52     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.06          1.01 1962   0.12  -0.06     0.00     
  MONTH TO DATE    0.14                      1.75  -1.61     0.33     
  SINCE MAR 1      1.63                      4.74  -3.11     3.89     
  SINCE JAN 1      1.85                      5.55  -3.70     4.68     

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       12                        11      1       13        
  MONTH TO DATE  184                       235    -51      100        
  SINCE MAR 1   1410                      1787   -377     1357        
  SINCE JUL 1   5421                      7045  -1624     6264        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    3                         0      3       24        
  SINCE MAR 1      8                         1      7       24        
  SINCE JAN 1      8                         1      7       24        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    36   HIGHEST WIND DIRECTION    NW (330)       
  HIGHEST GUST SPEED    46   HIGHEST GUST DIRECTION    NW (320)       
  AVERAGE WIND SPEED    19.1                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.7                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           500 AM                                      
 LOWEST     36           400 PM                                      
 AVERAGE    63                                                        

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THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   67        92      1992                      
 MINIMUM TEMPERATURE (F)   43        29      1943                      


SUNRISE AND SUNSET                                                    
MAY 18 2026...........SUNRISE   523 AM MDT   SUNSET   815 PM MDT     
MAY 19 2026...........SUNRISE   522 AM MDT   SUNSET   816 PM MDT     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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