946  
CDUS43 KUNR 181831  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
1231 PM MDT SAT APR 18 2020  
 
   
...............................
 
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR APRIL 18 2020
 
 
VALID AS OF 1100 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1942 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 60 1055 AM 90 1987 59 1 61  
MINIMUM 29 1257 AM 16 1953 33 -4 31  
AVERAGE 45 46 -1 46  
 
PRECIPITATION (IN)  
TODAY 0.00 1.67 1970 0.07 -0.07 0.00  
MONTH TO DATE 0.75 0.88 -0.13 1.25  
SINCE MAR 1 1.33 1.81 -0.48 1.91  
SINCE JAN 1 2.51 2.55 -0.04 3.19  
 
DEGREE DAYS  
HEATING  
TODAY 20 19 1 19  
MONTH TO DATE 564 396 168 413  
SINCE MAR 1 1405 1314 91 1532  
SINCE JUL 1 6762 6524 238 7302  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 9.0  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 100 AM  
LOWEST 27 800 AM  
AVERAGE 45  
   
......................................................
 
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 85 1961  
MINIMUM TEMPERATURE (F) 33 8 1966  
 
 
SUNRISE AND SUNSET  
APRIL 18 2020.........SUNRISE 603 AM MDT SUNSET 741 PM MDT  
APRIL 19 2020.........SUNRISE 601 AM MDT SUNSET 742 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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