671  
CDUS45 KRIW 220739  
CLIBPI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1239 AM MST FRI DEC 22 2023  
   
...............................  
 
   
..THE BIG PINEY WY CLIMATE SUMMARY FOR DECEMBER 21 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 36 4:07 PM 47 1980 26 10 29  
MINIMUM 17 11:55 PM -46 1990 -2 19 0  
AVERAGE 27 11 16  
 
PRECIPITATION (IN)  
YESTERDAY T 0.11 2010 0.00 0.00 T  
2014  
MONTH TO DATE 0.09 0.14 -0.05 0.29  
SINCE DEC 1 0.09 0.14 -0.05 0.29  
SINCE JAN 1 9.53 7.57 1.96 5.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 38 54 -16 50  
MONTH TO DATE 925 1081 -156 1174  
SINCE DEC 1 925 1081 -156 1174  
SINCE JUL 1 3366 3834 -468 3614  
 
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 SW (230)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 3.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 5:00 AM  
LOWEST 73 3:00 PM  
AVERAGE 87  
   
......................................................  
 
THE BIG PINEY WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 26 49 2005  
MINIMUM TEMPERATURE (F) -2 -46 1983  
 
SUNRISE AND SUNSET  
DECEMBER 22 2023......SUNRISE 7:47 AM MST SUNSET 4:51 PM MST  
DECEMBER 23 2023......SUNRISE 7:48 AM MST SUNSET 4:51 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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