711  
CDUS45 KRIW 220026  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
526 PM MST SAT DEC 21 2024  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR DECEMBER 21 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 41 4:01 PM 51 1969 28 13 46  
MINIMUM 17 8:05 AM -29 1990 13 4 22  
AVERAGE 29 20 9 34  
 
PRECIPITATION (IN)  
TODAY 0.00 0.19 1963 0.01 -0.01 0.00  
MONTH TO DATE T 0.21 -0.21 0.01  
SINCE DEC 1 T 0.21 -0.21 0.01  
SINCE JAN 1 5.69 7.45 -1.76 5.25  
 
DEGREE DAYS  
HEATING  
TODAY 36 44 -8 31  
MONTH TO DATE 806 903 -97 750  
SINCE DEC 1 806 903 -97 750  
SINCE JUL 1 2444 2857 -413 2439  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 445 320 125 323    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81  
LOWEST 37  
AVERAGE 59  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 28 47 1964  
MINIMUM TEMPERATURE (F) 13 -29 1990  
 
SUNRISE AND SUNSET  
DECEMBER 21 2024......SUNRISE 7:40 AM MST SUNSET 4:50 PM MST  
DECEMBER 22 2024......SUNRISE 7:40 AM MST SUNSET 4:50 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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