519  
CDUS45 KRIW 070727  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1227 AM MST WED JAN 07 2026  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR JANUARY 6 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 49 3:42 PM 52 1999 30 19 22  
MINIMUM 28 12:15 AM -25 2017 7 21 10  
AVERAGE 39 19 20 16  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.02 0.01 -0.01 T  
MONTH TO DATE T 0.05 -0.05 0.21  
SINCE DEC 1 0.18 0.31 -0.13 0.26  
SINCE JAN 1 T 0.05 -0.05 0.21  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.4 2010 0.1  
MONTH TO DATE 0.0 3.0  
SINCE DEC 1 1.5 4.0  
SINCE JUL 1 3.5 7.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 46 -20 49  
MONTH TO DATE 159 280 -121 297  
SINCE DEC 1 1071 1687 -616 1391  
SINCE JUL 1 2514 3584 -1070 2908  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (260)  
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 56 8:00 AM  
LOWEST 26 2:00 PM  
AVERAGE 41  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 50 2009  
MINIMUM TEMPERATURE (F) 7 -23 2017  
 
SUNRISE AND SUNSET  
JANUARY 7 2026.......SUNRISE 7:45 AM MST SUNSET 4:56 PM MST  
JANUARY 8 2026.......SUNRISE 7:45 AM MST SUNSET 4:57 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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