277  
CDUS45 KRIW 250730  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT MON OCT 25 2021  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR OCTOBER 24 2021
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 57 2:58 PM 68 2014 52 5 48  
MINIMUM 29 5:52 AM 9 2020 30 -1 9  
AVERAGE 43 41 2  
 
PRECIPITATION (IN)  
YESTERDAY T 0.48 1956 0.02 -0.02 0.01  
MONTH TO DATE 0.21 0.65 -0.44 0.06  
SINCE SEP 1 0.58 1.44 -0.86 0.48  
SINCE JAN 1 3.61 6.68 -3.07 2.87  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 24 -2 36  
MONTH TO DATE 484 459 25 366  
SINCE SEP 1 663 701 -38 624  
SINCE JUL 1 705 760 -55 645  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 14 11 3 26  
SINCE JAN 1 527 320 207 457    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 7:00 AM  
LOWEST 35 2:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 72 2014  
MINIMUM TEMPERATURE (F) 30 -5 2020  
 
SUNRISE AND SUNSET  
OCTOBER 25 2021.......SUNRISE 7:40 AM MDT SUNSET 6:20 PM MDT  
OCTOBER 26 2021.......SUNRISE 7:41 AM MDT SUNSET 6:18 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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