909  
CDUS45 KRIW 090727  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT WED JUL 09 2025  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JULY 8 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 92 1:45 PM 96 2002 83 9 83  
MINIMUM 57 4:18 AM 41 1959 54 3 50  
AVERAGE 75 68 7  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.48 2015 0.01 -0.01 0.00  
MONTH TO DATE 0.19 0.11 0.08 T  
SINCE JUN 1 0.21 0.81 -0.60 0.25  
SINCE JAN 1 2.52 4.32 -1.80 3.12  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 12 -12 7  
SINCE JUN 1 69 171 -102 62  
SINCE JUL 1 0 12 -12 7  
 
COOLING  
YESTERDAY 10 4 6 2  
MONTH TO DATE 42 29 13 4  
SINCE JUN 1 133 68 65 102  
SINCE JAN 1 137 70 67 102    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 62 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.3  
 
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 30 4:00 AM  
LOWEST 7 2:00 PM  
AVERAGE 19  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 95 1976  
2021  
MINIMUM TEMPERATURE (F) 54 43 2010  
 
SUNRISE AND SUNSET  
JULY 9 2025..........SUNRISE 5:51 AM MDT SUNSET 8:52 PM MDT  
JULY 10 2025..........SUNRISE 5:52 AM MDT SUNSET 8:51 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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