332  
CDUS45 KRIW 290727  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT WED OCT 29 2025  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 28 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 43 3:19 PM 69 2001 52 -9 64  
MINIMUM 23 11:53 PM 1 2019 27 -4 37  
AVERAGE 33 39 -6 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.66 0.02 -0.02 T  
MONTH TO DATE 1.43 0.79 0.64 0.22  
SINCE SEP 1 2.42 1.56 0.86 0.29  
SINCE JAN 1 8.67 7.92 0.75 5.72  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.8 2013 0.0  
MONTH TO DATE T T  
SINCE SEP 1 T T  
SINCE JUL 1 T T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 26 6 14  
MONTH TO DATE 471 550 -79 332  
SINCE SEP 1 568 755 -187 418  
SINCE JUL 1 571 791 -220 436  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 1  
SINCE SEP 1 37 31 6 68  
SINCE JAN 1 611 499 112 610    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.3  
 
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 57 2:00 AM  
LOWEST 22 3:00 PM  
AVERAGE 40  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 66 2012  
MINIMUM TEMPERATURE (F) 26 -6 2019  
 
SUNRISE AND SUNSET  
OCTOBER 29 2025.......SUNRISE 7:45 AM MDT SUNSET 6:09 PM MDT  
OCTOBER 30 2025.......SUNRISE 7:46 AM MDT SUNSET 6:08 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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