223  
CDUS45 KRIW 190729  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT THU OCT 19 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR OCTOBER 18 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 3:50 PM 75 2003 55 14 67  
MINIMUM 42 6:53 AM 18 1976 32 10 34  
AVERAGE 56 44 12  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.27 1969 0.03 -0.03 0.00  
MONTH TO DATE 0.40 0.51 -0.11 0.01  
SINCE SEP 1 1.14 1.30 -0.16 0.63  
SINCE JAN 1 4.55 6.54 -1.99 3.85  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 21 -12 14  
MONTH TO DATE 284 321 -37 247  
SINCE SEP 1 456 563 -107 391  
SINCE JUL 1 482 622 -140 396  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 12 11 1 68  
SINCE JAN 1 323 320 3 537    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 14.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 60 6:00 AM  
LOWEST 25 2:00 PM  
AVERAGE 43  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 74 1974  
2003  
MINIMUM TEMPERATURE (F) 32 13 1976  
 
SUNRISE AND SUNSET  
OCTOBER 19 2023.......SUNRISE 7:33 AM MDT SUNSET 6:29 PM MDT  
OCTOBER 20 2023.......SUNRISE 7:34 AM MDT SUNSET 6:28 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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