742  
CDUS45 KRIW 300732  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1232 AM MST SUN NOV 30 2025  
   
...............................  
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR NOVEMBER 29 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 33 3:38 PM 55 2021 34 -1 27  
MINIMUM 10 7:36 AM -12 1979 17 -7 5  
AVERAGE 22 25 -3  
 
PRECIPITATION (IN)  
YESTERDAY T 0.27 1991 0.01 -0.01 0.00  
MONTH TO DATE 0.15 0.39 -0.24 0.36  
SINCE SEP 1 1.44 1.99 -0.55 1.46  
SINCE JAN 1 4.38 7.23 -2.85 5.69  
 
DEGREE DAYS  
HEATING  
YESTERDAY 43 40 3 49  
MONTH TO DATE 690 977 -287 1025  
SINCE SEP 1 1424 1856 -432 1563  
SINCE JUL 1 1442 1915 -473 1594  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 20 11 9 38  
SINCE JAN 1 442 320 122 445    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 12:00 AM  
LOWEST 37 4:00 PM  
AVERAGE 60  
   
......................................................  
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 53 1998  
MINIMUM TEMPERATURE (F) 16 -13 1979  
 
SUNRISE AND SUNSET  
NOVEMBER 30 2025......SUNRISE 7:23 AM MST SUNSET 4:47 PM MST  
DECEMBER 1 2025......SUNRISE 7:24 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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