774  
CDUS45 KRIW 140053  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
553 PM MST WED DEC 13 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR DECEMBER 13 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 35 2:07 PM 49 2010 29 6 18  
MINIMUM 19 7:26 AM -10 1967 13 6 11  
AVERAGE 27 21 6 15  
 
PRECIPITATION (IN)  
TODAY 0.00 0.21 1975 0.01 -0.01 0.02  
MONTH TO DATE 0.01 0.13 -0.12 0.04  
SINCE DEC 1 0.01 0.13 -0.12 0.04  
SINCE JAN 1 5.25 7.37 -2.12 4.09  
 
DEGREE DAYS  
HEATING  
TODAY 38 44 -6 50  
MONTH TO DATE 469 551 -82 582  
SINCE DEC 1 469 551 -82 582  
SINCE JUL 1 2158 2505 -347 2503  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 323 320 3 537    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 11.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92  
LOWEST 63  
AVERAGE 78  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 52 1977  
MINIMUM TEMPERATURE (F) 13 -10 2008  
 
SUNRISE AND SUNSET  
DECEMBER 13 2023......SUNRISE 7:34 AM MST SUNSET 4:46 PM MST  
DECEMBER 14 2023......SUNRISE 7:35 AM MST SUNSET 4:47 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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