212  
CDUS45 KRIW 110745  
CLIBPI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1238 AM MST WED DEC 11 2019  
 
   
...............................
 
 
   
..THE BIG PINEY WY CLIMATE SUMMARY FOR DECEMBER 10 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1976 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 18 152 PM 52 2017 27 -9 21  
MINIMUM -7 621 AM -28 2009 0 -7 -11  
AVERAGE 6 13 -7 5  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.06 2010 0.01 -0.01 0.00  
MONTH TO DATE T 0.09 -0.09 0.05  
SINCE DEC 1 T 0.09 -0.09 0.05  
SINCE JAN 1 2.24 6.27 -4.03 5.62  
 
DEGREE DAYS  
HEATING  
YESTERDAY 59 52 7 60  
MONTH TO DATE 547 505 42 580  
SINCE DEC 1 547 505 42 580  
SINCE JUL 1 3413 3320 93 3180  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 12 35 -23 57    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 1.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 80 200 PM  
AVERAGE 90  
   
......................................................
 
 
 
THE BIG PINEY WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 27 56 2017  
MINIMUM TEMPERATURE (F) 1 -27 2009  
 
 
SUNRISE AND SUNSET  
DECEMBER 11 2019......SUNRISE 740 AM MST SUNSET 447 PM MST  
DECEMBER 12 2019......SUNRISE 741 AM MST SUNSET 447 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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