540  
CDUS45 KRIW 280731  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT SAT JUN 28 2025  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JUNE 27 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 88 3:10 PM 93 2013 79 9 86  
MINIMUM 54 3:44 AM 34 1969 50 4 60  
AVERAGE 71 65 6  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.28 1954 0.02 -0.02 T  
MONTH TO DATE 0.02 0.65 -0.63 0.25  
SINCE JUN 1 0.02 0.65 -0.63 0.25  
SINCE JAN 1 2.33 4.16 -1.83 3.12  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 69 152 -83 55  
SINCE JUN 1 69 152 -83 55  
SINCE JUL 1 7071 8057 -986 7490  
 
COOLING  
YESTERDAY 6 2 4 8  
MONTH TO DATE 75 29 46 86  
SINCE JUN 1 75 29 46 86  
SINCE JAN 1 79 31 48 86    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 10.4  
 
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 29 6:00 AM  
LOWEST 9 3:00 PM  
AVERAGE 19  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 94 2013  
MINIMUM TEMPERATURE (F) 51 38 1959  
 
SUNRISE AND SUNSET  
JUNE 28 2025..........SUNRISE 5:45 AM MDT SUNSET 8:55 PM MDT  
JUNE 29 2025..........SUNRISE 5:45 AM MDT SUNSET 8:54 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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