429  
CDUS45 KRIW 040727  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT SAT OCT 04 2025  
   
...............................  
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR OCTOBER 3 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 77 2:59 PM 80 2010 63 14 73  
MINIMUM 54 11:49 PM 22 2019 38 16 46  
AVERAGE 66 50 16  
 
PRECIPITATION (IN)  
YESTERDAY T 0.96 1994 0.03 -0.03 0.00  
MONTH TO DATE T 0.09 -0.09 0.00  
SINCE SEP 1 0.54 0.88 -0.34 0.39  
SINCE JAN 1 3.48 6.12 -2.64 4.62  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 15 -15 5  
MONTH TO DATE 15 44 -29 16  
SINCE SEP 1 178 286 -108 143  
SINCE JUL 1 196 345 -149 174  
 
COOLING  
YESTERDAY 1 0 1 0  
MONTH TO DATE 1 0 1 0  
SINCE SEP 1 20 11 9 38  
SINCE JAN 1 442 320 122 445    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 16.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 38 3:00 AM  
LOWEST 15 4:00 PM  
AVERAGE 27  
   
......................................................  
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 82 2024  
MINIMUM TEMPERATURE (F) 37 22 2012  
2013  
 
SUNRISE AND SUNSET  
OCTOBER 4 2025.......SUNRISE 7:17 AM MDT SUNSET 6:52 PM MDT  
OCTOBER 5 2025.......SUNRISE 7:18 AM MDT SUNSET 6:51 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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