493  
CDUS45 KRIW 080729  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1229 AM MST FRI DEC 08 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR DECEMBER 7 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 44 1:48 PM 56 2008 32 12 31  
MINIMUM 25 7:39 PM -18 2005 10 15 10  
AVERAGE 35 21 14 21  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.29 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.07 -0.07 T  
SINCE DEC 1 0.00 0.07 -0.07 T  
SINCE JAN 1 14.12 8.37 5.75 8.77  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.6 2007 0.0  
MONTH TO DATE 0.0 T  
SINCE DEC 1 0.0 T  
SINCE JUL 1 19.0 10.9  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 44 -14 44  
MONTH TO DATE 254 300 -46 311  
SINCE DEC 1 254 300 -46 311  
SINCE JUL 1 1953 2197 -244 2124  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 401 499 -98 703    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 5:00 AM  
LOWEST 41 2:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 51 2021  
MINIMUM TEMPERATURE (F) 10 -18 2005  
 
SUNRISE AND SUNSET  
DECEMBER 8 2023......SUNRISE 7:32 AM MST SUNSET 4:39 PM MST  
DECEMBER 9 2023......SUNRISE 7:33 AM MST SUNSET 4:39 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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