638  
CDUS45 KRIW 010726  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
126 AM MDT SAT NOV 01 2025  
   
...............................  
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 31 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 47 3:27 PM 69 1999 51 -4 40  
MINIMUM 21 7:17 AM 2 2019 25 -4 20  
AVERAGE 34 38 -4 30  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.10 0.01 -0.01 0.00  
MONTH TO DATE 1.43 0.83 0.60 0.57  
SINCE SEP 1 2.42 1.60 0.82 0.64  
SINCE JAN 1 8.67 7.96 0.71 6.07  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.2 2004 0.0  
MONTH TO DATE T 3.1  
SINCE SEP 1 T 3.1  
SINCE JUL 1 T 3.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 27 4 35  
MONTH TO DATE 558 630 -72 434  
SINCE SEP 1 655 835 -180 520  
SINCE JUL 1 658 871 -213 538  
 
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 8 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 3.6  
 
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 84 7:00 AM  
LOWEST 33 3:00 PM  
AVERAGE 59  
   
......................................................  
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 71 2014  
MINIMUM TEMPERATURE (F) 25 3 2002  
 
SUNRISE AND SUNSET  
NOVEMBER 1 2025......SUNRISE 7:49 AM MDT SUNSET 6:05 PM MDT  
NOVEMBER 2 2025......SUNRISE 6:50 AM MST SUNSET 5:04 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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