639  
CDUS45 KRIW 240726  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
126 AM MDT SAT MAY 24 2025  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR MAY 23 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 75 3:43 PM 83 1984 66 9 55  
MINIMUM 44 5:35 AM 24 1966 41 3 30  
AVERAGE 60 53 7  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.55 2008 0.04 -0.04 T  
MONTH TO DATE 0.32 0.97 -0.65 0.69  
SINCE MAR 1 2.03 2.46 -0.43 2.29  
SINCE JAN 1 2.29 3.21 -0.92 2.76  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 12 -7 22  
MONTH TO DATE 305 360 -55 410  
SINCE MAR 1 1736 2033 -297 2038  
SINCE JUL 1 6957 7823 -866 7346  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE MAR 1 1 0 1 0  
SINCE JAN 1 1 0 1 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 49 5:00 AM  
LOWEST 13 6:00 PM  
AVERAGE 31  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 80 2001  
2003  
MINIMUM TEMPERATURE (F) 41 27 2024  
 
SUNRISE AND SUNSET  
MAY 24 2025...........SUNRISE 5:49 AM MDT SUNSET 8:38 PM MDT  
MAY 25 2025...........SUNRISE 5:48 AM MDT SUNSET 8:39 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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