686  
CDUS45 KRIW 300736  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
136 AM MDT TUE MAY 30 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR MAY 29 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 71 2:56 PM 89 2003 68 3 51  
MINIMUM 44 5:29 AM 31 1977 42 2 36  
2006  
2007  
AVERAGE 58 55 3  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 0.71 1967 0.04 0.00 0.23  
MONTH TO DATE 0.58 1.20 -0.62 0.64  
SINCE MAR 1 1.02 2.69 -1.67 1.23  
SINCE JAN 1 1.25 3.44 -2.19 1.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 10 -3 21  
MONTH TO DATE 309 423 -114 485  
SINCE MAR 1 2440 2096 344 2225  
SINCE JUL 1 8296 7886 410 7496  
 
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 30 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 8.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 11:00 PM  
LOWEST 28 3:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 87 2002  
MINIMUM TEMPERATURE (F) 43 29 1979  
 
SUNRISE AND SUNSET  
MAY 30 2023...........SUNRISE 5:46 AM MDT SUNSET 8:42 PM MDT  
MAY 31 2023...........SUNRISE 5:45 AM MDT SUNSET 8:43 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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