330  
CDUS45 KRIW 280735  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
135 AM MDT WED JUN 28 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JUNE 27 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 79 3:02 PM 93 2013 79 0 85  
MINIMUM 51 5:30 AM 34 1969 50 1 50  
AVERAGE 65 65 0  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.28 1954 0.02 -0.02 0.00  
MONTH TO DATE 0.78 0.65 0.13 0.50  
SINCE JUN 1 0.78 0.65 0.13 0.50  
SINCE JAN 1 2.03 4.16 -2.13 1.83  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 158 152 6 145  
SINCE JUN 1 158 152 6 145  
SINCE JUL 1 8467 8057 410 7686  
 
COOLING  
YESTERDAY 0 2 -2 3  
MONTH TO DATE 3 29 -26 43  
SINCE JUN 1 3 29 -26 43  
SINCE JAN 1 3 31 -28 43    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 10.7  
 
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 77 5:00 AM  
LOWEST 18 2:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 94 2013  
MINIMUM TEMPERATURE (F) 51 38 1959  
 
SUNRISE AND SUNSET  
JUNE 28 2023..........SUNRISE 5:44 AM MDT SUNSET 8:55 PM MDT  
JUNE 29 2023..........SUNRISE 5:45 AM MDT SUNSET 8:54 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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