656  
CDUS45 KRIW 300729  
CLIBPI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT SAT SEP 30 2023  
   
...............................
 
 
   
..THE BIG PINEY WY CLIMATE SUMMARY FOR SEPTEMBER 29 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 71 3:22 PM 78 2001 64 7 73  
2010  
2020  
MINIMUM 26 5:25 AM 11 1999 28 -2 44  
AVERAGE 49 46 3  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.20 1991 0.02 -0.02 0.19  
MONTH TO DATE 1.31 0.62 0.69 1.47  
SINCE SEP 1 1.31 0.62 0.69 1.47  
SINCE JAN 1 8.84 6.53 2.31 4.27  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 20 -4 6  
MONTH TO DATE 358 409 -51 262  
SINCE SEP 1 358 409 -51 262  
SINCE JUL 1 530 685 -155 333  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 7  
SINCE SEP 1 0 0 0 7  
SINCE JAN 1 47 30 17 67    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 3:00 AM  
LOWEST 20 3:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE BIG PINEY WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 79 2011  
MINIMUM TEMPERATURE (F) 27 12 1983  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2023.....SUNRISE 7:16 AM MDT SUNSET 7:04 PM MDT  
OCTOBER 1 2023.......SUNRISE 7:17 AM MDT SUNSET 7:02 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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