380  
CDUS45 KRIW 190030  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
630 PM MDT TUE JUL 18 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JULY 18 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 88 2:02 PM 94 1998 85 3 91  
2006  
2021  
MINIMUM 66 3:12 PM 46 1993 56 10 64  
AVERAGE 77 70 7 78  
 
PRECIPITATION (IN)  
TODAY 0.15R 0.15 1971 0.02 0.13 0.00  
MONTH TO DATE 0.28 0.26 0.02 0.16  
SINCE JUN 1 1.07 0.96 0.11 0.83  
SINCE JAN 1 2.32 4.47 -2.15 2.16  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 9 16 -7 0  
SINCE JUN 1 183 175 8 145  
SINCE JUL 1 9 16 -7 0  
 
COOLING  
TODAY 12 6 6 13  
MONTH TO DATE 88 81 7 146  
SINCE JUN 1 91 120 -29 205  
SINCE JAN 1 91 122 -31 205    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 14.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53  
LOWEST 19  
AVERAGE 36  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 96 2021  
MINIMUM TEMPERATURE (F) 56 42 1987  
 
SUNRISE AND SUNSET  
JULY 18 2023..........SUNRISE 5:58 AM MDT SUNSET 8:47 PM MDT  
JULY 19 2023..........SUNRISE 5:59 AM MDT SUNSET 8:46 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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