454  
CDUS45 KRIW 160728  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT THU JUL 16 2026  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JULY 15 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 94 4:29 PM 96 2002 85 9 89  
2006  
MINIMUM 62 5:30 AM 43 1958 55 7 61  
AVERAGE 78 70 8  
 
PRECIPITATION (IN)  
YESTERDAY T 0.10 1986 0.01 -0.01 0.00  
MONTH TO DATE T 0.21 -0.21 0.32  
SINCE JUN 1 0.24 0.91 -0.67 0.34  
SINCE JAN 1 2.08 4.42 -2.34 2.65  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 4 16 -12 0  
SINCE JUN 1 111 175 -64 69  
SINCE JUL 1 4 16 -12 0  
 
COOLING  
YESTERDAY 13 5 8 10  
MONTH TO DATE 123 63 60 101  
SINCE JUN 1 162 102 60 192  
SINCE JAN 1 164 104 60 196    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 11:00 PM  
LOWEST 13 4:00 PM  
AVERAGE 42  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 96 2006  
MINIMUM TEMPERATURE (F) 55 46 1999  
 
SUNRISE AND SUNSET  
JULY 16 2026..........SUNRISE 5:56 AM MDT SUNSET 8:48 PM MDT  
JULY 17 2026..........SUNRISE 5:57 AM MDT SUNSET 8:47 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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