400  
CDUS45 KRIW 200028  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
528 PM MST MON DEC 19 2022  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR DECEMBER 19 2022
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 22 3:09 PM 44 2004 30 -8 40  
MINIMUM -8 8:07 AM -13 1998 7 -15 14  
AVERAGE 7 18 -11 27  
 
PRECIPITATION (IN)  
TODAY 0.00 0.11 2013 0.01 -0.01 0.00  
MONTH TO DATE 0.50 0.16 0.34 0.03  
SINCE DEC 1 0.50 0.16 0.34 0.03  
SINCE JAN 1 9.27 8.46 0.81 8.81  
 
SNOWFALL (IN)  
TODAY 0.0 0.0  
MONTH TO DATE 8.8 0.9  
SINCE DEC 1 8.8 0.9  
SINCE JUL 1 19.7 3.7  
SNOW DEPTH 7  
 
DEGREE DAYS  
HEATING  
TODAY 58 46 12 38  
MONTH TO DATE 935 845 90 621  
SINCE DEC 1 935 845 90 621  
SINCE JUL 1 2748 2742 6 2111  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 703 499 204 707    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 4.8  
 
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 90  
LOWEST 57  
AVERAGE 74  
   
......................................................
 
 
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 2022......SUNRISE 7:41 AM MST SUNSET 4:41 PM MST  
DECEMBER 20 2022......SUNRISE 7:41 AM MST SUNSET 4:41 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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