922  
CDUS45 KRIW 190730  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT WED JUL 19 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JULY 18 2023
 
 
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)  
YESTERDAY  
MAXIMUM 88 2:02 PM 94 1998 85 3 91  
2006  
2021  
MINIMUM 62 11:05 PM 46 1993 56 6 64  
AVERAGE 75 70 5  
 
PRECIPITATION (IN)  
YESTERDAY 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  
YESTERDAY 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  
YESTERDAY 10 6 4 13  
MONTH TO DATE 86 81 5 146  
SINCE JUN 1 89 120 -31 205  
SINCE JAN 1 89 122 -33 205    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 13.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 11:00 PM  
LOWEST 19 1:00 PM  
AVERAGE 43  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 96 2021  
MINIMUM TEMPERATURE (F) 56 42 1987  
 
SUNRISE AND SUNSET  
JULY 19 2023..........SUNRISE 5:59 AM MDT SUNSET 8:46 PM MDT  
JULY 20 2023..........SUNRISE 5:59 AM MDT SUNSET 8:45 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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