677  
CDUS45 KRIW 200032  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
532 PM MST THU DEC 19 2024  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR DECEMBER 19 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 46R 1:34 PM 44 2004 30 16 43  
MINIMUM 34 7:59 AM -13 1998 7 27 18  
AVERAGE 40 18 22 31  
 
PRECIPITATION (IN)  
TODAY 0.00 0.11 2013 0.01 -0.01 0.00  
MONTH TO DATE T 0.16 -0.16 T  
SINCE DEC 1 T 0.16 -0.16 T  
SINCE JAN 1 6.22 8.46 -2.24 13.69  
 
SNOWFALL (IN)  
TODAY 0.0 0.0  
MONTH TO DATE T T  
SINCE DEC 1 T T  
SINCE JUL 1 3.8 19.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 25 46 -21 34  
MONTH TO DATE 670 845 -175 737  
SINCE DEC 1 670 845 -175 737  
SINCE JUL 1 2187 2742 -555 2436  
 
COOLING  
TODAY 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 37 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 15.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 41  
LOWEST 18  
AVERAGE 30  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 49 2020  
MINIMUM TEMPERATURE (F) 7 -21 1998  
 
SUNRISE AND SUNSET  
DECEMBER 19 2024......SUNRISE 7:41 AM MST SUNSET 4:41 PM MST  
DECEMBER 20 2024......SUNRISE 7:42 AM MST SUNSET 4:42 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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