047  
CDUS45 KRIW 120727  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT FRI MAY 12 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR MAY 11 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 64 2:56 PM 80 2007 61 3 67  
MINIMUM 41 6:21 AM 23 1999 37 4 35  
AVERAGE 53 49 4  
 
PRECIPITATION (IN)  
YESTERDAY T 0.80 2018 0.04 -0.04 T  
MONTH TO DATE 0.17 0.45 -0.28 0.36  
SINCE MAR 1 0.61 1.94 -1.33 0.95  
SINCE JAN 1 0.84 2.69 -1.85 0.96  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 16 -4 14  
MONTH TO DATE 154 197 -43 211  
SINCE MAR 1 2285 1870 415 1951  
SINCE JUL 1 8141 7660 481 7222  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 10:00 PM  
LOWEST 30 3:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 82 1960  
MINIMUM TEMPERATURE (F) 37 19 1953  
 
SUNRISE AND SUNSET  
MAY 12 2023...........SUNRISE 6:00 AM MDT SUNSET 8:26 PM MDT  
MAY 13 2023...........SUNRISE 5:59 AM MDT SUNSET 8:27 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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