551  
CDUS45 KRIW 040727  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1227 AM MST MON DEC 04 2023  
   
...............................  
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR DECEMBER 3 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 32 1:07 PM 57 1998 34 -2 24  
MINIMUM 19 12:37 AM -1 2009 12 7 5  
AVERAGE 26 23 3 15  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.08 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.03 -0.03 T  
SINCE DEC 1 0.00 0.03 -0.03 T  
SINCE JAN 1 14.12 8.33 5.79 8.77  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.0 2013 0.0  
MONTH TO DATE 0.0 T  
SINCE DEC 1 0.0 T  
SINCE JUL 1 19.0 10.9  
SNOW DEPTH 5  
 
DEGREE DAYS  
HEATING  
YESTERDAY 39 42 -3 50  
MONTH TO DATE 137 126 11 135  
SINCE DEC 1 137 126 11 135  
SINCE JUL 1 1836 2023 -187 1948  
 
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 41 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 53 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 17.8  
 
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 74 12:00 AM  
LOWEST 49 12:00 PM  
AVERAGE 62  
   
......................................................  
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 57 2007  
MINIMUM TEMPERATURE (F) 11 -8 2009  
 
SUNRISE AND SUNSET  
DECEMBER 4 2023......SUNRISE 7:28 AM MST SUNSET 4:39 PM MST  
DECEMBER 5 2023......SUNRISE 7:29 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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