961  
CDUS45 KRIW 090735  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1235 AM MST MON DEC 09 2024  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR DECEMBER 8 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 49 1:08 PM 51 2021 32 17 35  
MINIMUM 23 3:47 AM -18 2005 10 13 18  
AVERAGE 36 21 15 27  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.08 0.01 -0.01 T  
MONTH TO DATE 0.00 0.08 -0.08 T  
SINCE DEC 1 0.00 0.08 -0.08 T  
SINCE JAN 1 6.22 8.38 -2.16 13.69  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.0 2007 T  
MONTH TO DATE 0.0 T  
SINCE DEC 1 0.0 T  
SINCE JUL 1 3.8 19.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 44 -15 38  
MONTH TO DATE 272 344 -72 292  
SINCE DEC 1 272 344 -72 292  
SINCE JUL 1 1789 2241 -452 1991  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 610 499 111 401    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 13.6  
 
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 68 4:00 AM  
LOWEST 22 3:00 PM  
AVERAGE 45  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 56 2015  
MINIMUM TEMPERATURE (F) 9 -21 2009  
 
SUNRISE AND SUNSET  
DECEMBER 9 2024......SUNRISE 7:34 AM MST SUNSET 4:39 PM MST  
DECEMBER 10 2024......SUNRISE 7:35 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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