403  
CDUS45 KRIW 180728  
CLIBPI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1228 AM MST MON DEC 18 2023  
   
...............................
 
 
   
..THE BIG PINEY WY CLIMATE SUMMARY FOR DECEMBER 17 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1976 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 38 3:34 PM 44 1980 27 11 15  
1998  
MINIMUM 0 7:12 AM -24 1990 -3 3 -17  
AVERAGE 19 12 7  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.05 1992 0.01 -0.01 0.00  
MONTH TO DATE 0.09 0.11 -0.02 0.29  
SINCE DEC 1 0.09 0.11 -0.02 0.29  
SINCE JAN 1 9.53 7.54 1.99 5.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 46 53 -7 66  
MONTH TO DATE 756 866 -110 924  
SINCE DEC 1 756 866 -110 924  
SINCE JUL 1 3197 3619 -422 3364  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 47 30 17 67    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 2.2  
 
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 91 1:00 AM  
LOWEST 37 3:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE BIG PINEY WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 27 41 1980  
MINIMUM TEMPERATURE (F) -3 -21 2016  
2022  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 7:45 AM MST SUNSET 4:49 PM MST  
DECEMBER 19 2023......SUNRISE 7:46 AM MST SUNSET 4:49 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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