166  
CDUS45 KRIW 210729  
CLIBPI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT THU SEP 21 2017  
 
   
...............................
 
 
   
..THE BIG PINEY WY CLIMATE SUMMARY FOR SEPTEMBER 20 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1976 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 58 334 PM 80 2016 66 -8 80  
MINIMUM 25 550 AM 18 1978 30 -5 33  
AVERAGE 42 48 -6 57  
 
PRECIPITATION (IN)  
YESTERDAY T 0.40 1989 0.03 -0.03 0.00  
MONTH TO DATE 0.97 0.51 0.46 1.07  
SINCE SEP 1 0.97 0.51 0.46 1.07  
SINCE JAN 1 8.07 5.17 2.90 8.55  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 17 6 8  
MONTH TO DATE 191 268 -77 230  
SINCE SEP 1 191 268 -77 230  
SINCE JUL 1 378 561 -183 513  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JAN 1 27 35 -8 23    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 9.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 700 AM  
LOWEST 32 300 PM  
AVERAGE 62  
   
......................................................
 
 
 
THE BIG PINEY WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 78 2015  
MINIMUM TEMPERATURE (F) 30 9 1983  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2017.....SUNRISE 707 AM MDT SUNSET 719 PM MDT  
SEPTEMBER 22 2017.....SUNRISE 708 AM MDT SUNSET 717 PM MDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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