992  
CDUS45 KRIW 170727  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1227 AM MST MON NOV 17 2025  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR NOVEMBER 16 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 59 3:31 PM 61 2007 42 17 37  
MINIMUM 30 5:50 AM -13 2014 19 11 22  
AVERAGE 45 31 14 30  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.19 0.02 0.01 T  
MONTH TO DATE 0.03 0.19 -0.16 0.15  
SINCE SEP 1 2.45 1.79 0.66 0.79  
SINCE JAN 1 8.70 8.15 0.55 6.22  
 
SNOWFALL (IN)  
YESTERDAY MM 2.3 1996 T  
MONTH TO DATE 0.0 0.7  
SINCE SEP 1 T 3.8  
SINCE JUL 1 T 3.8  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 34 -14 35  
MONTH TO DATE 331 495 -164 487  
SINCE SEP 1 986 1328 -342 1007  
SINCE JUL 1 989 1364 -375 1025  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 37 31 6 68  
SINCE JAN 1 611 499 112 610    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 6:00 AM  
LOWEST 36 3:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 59 2020  
MINIMUM TEMPERATURE (F) 18 -3 1996  
 
SUNRISE AND SUNSET  
NOVEMBER 17 2025......SUNRISE 7:09 AM MST SUNSET 4:48 PM MST  
NOVEMBER 18 2025......SUNRISE 7:11 AM MST SUNSET 4:47 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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