903  
CDUS45 KRIW 310745  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
145 AM MDT MON JUL 31 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JULY 30 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 93 12:52 PM 95 1966 85 8 89  
MINIMUM 60 6:10 AM 40 1950 56 4 56  
AVERAGE 77 71 6  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.26 1965 0.02 -0.02 0.00  
MONTH TO DATE 0.37 0.45 -0.08 0.29  
SINCE JUN 1 1.16 1.15 0.01 0.96  
SINCE JAN 1 2.41 4.66 -2.25 2.29  
 
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 12 6 6 8  
MONTH TO DATE 186 153 33 234  
SINCE JUN 1 189 192 -3 293  
SINCE JAN 1 189 194 -5 293    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 46 7:00 AM  
LOWEST 15 1:00 PM  
AVERAGE 31  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 94 1988  
2003  
MINIMUM TEMPERATURE (F) 56 42 1995  
 
SUNRISE AND SUNSET  
JULY 31 2023..........SUNRISE 6:10 AM MDT SUNSET 8:35 PM MDT  
AUGUST 1 2023........SUNRISE 6:11 AM MDT SUNSET 8:34 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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