649  
CDUS45 KRIW 200730  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1230 AM MST FRI DEC 20 2024  
   
...............................  
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR DECEMBER 19 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 46R 1:34 PM 44 2004 30 16 43  
MINIMUM 21 8:07 PM -13 1998 7 14 18  
AVERAGE 34 18 16 31  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.11 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)  
YESTERDAY 0.0 2.8 2013 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  
YESTERDAY 31 46 -15 34  
MONTH TO DATE 676 845 -169 737  
SINCE DEC 1 676 845 -169 737  
SINCE JUL 1 2193 2742 -549 2436  
 
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 37 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 11.9  
 
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 44 9:00 PM  
LOWEST 18 3:00 PM  
AVERAGE 31  
   
......................................................  
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 49 2020  
MINIMUM TEMPERATURE (F) 7 -21 1998  
 
SUNRISE AND SUNSET  
DECEMBER 20 2024......SUNRISE 7:42 AM MST SUNSET 4:42 PM MST  
DECEMBER 21 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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