159  
CDUS45 KRIW 260727  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT SAT JUL 26 2025  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JULY 25 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 2:56 PM 92 2011 85 3 85  
MINIMUM 50 5:11 AM 44 1993 56 -6 61  
AVERAGE 69 71 -2  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.80 1976 0.02 -0.02 0.03  
MONTH TO DATE 0.33 0.37 -0.04 0.07  
SINCE JUN 1 0.35 1.07 -0.72 0.32  
SINCE JAN 1 2.66 4.58 -1.92 3.19  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 16 -16 7  
SINCE JUN 1 69 175 -106 62  
SINCE JUL 1 0 16 -16 7  
 
COOLING  
YESTERDAY 4 6 -2 8  
MONTH TO DATE 158 123 35 151  
SINCE JUN 1 249 162 87 249  
SINCE JAN 1 253 164 89 249    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 6.5  
 
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 48 5:00 AM  
LOWEST 10 6:00 PM  
AVERAGE 29  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 93 2010  
2021  
MINIMUM TEMPERATURE (F) 56 44 1993  
 
SUNRISE AND SUNSET  
JULY 26 2025..........SUNRISE 6:05 AM MDT SUNSET 8:40 PM MDT  
JULY 27 2025..........SUNRISE 6:06 AM MDT SUNSET 8:39 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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