622  
CDUS45 KRIW 070726  
CLIBPI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
126 AM MDT SUN SEP 07 2025  
   
...............................  
 
   
..THE BIG PINEY WY CLIMATE SUMMARY FOR SEPTEMBER 6 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1976 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 2:42 PM 91 2022 74 3 79  
MINIMUM 34 6:13 AM 19 1996 35 -1 35  
AVERAGE 56 54 2  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.06 2014 0.02 -0.01 0.00  
MONTH TO DATE 0.01 0.12 -0.11 0.16  
SINCE SEP 1 0.01 0.12 -0.11 0.16  
SINCE JAN 1 5.87 6.03 -0.16 3.19  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 11 -2 8  
MONTH TO DATE 34 60 -26 43  
SINCE SEP 1 34 60 -26 43  
SINCE JUL 1 208 336 -128 255  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JAN 1 41 30 11 64    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 6:00 AM  
LOWEST 23 2:00 PM  
AVERAGE 51  
   
......................................................  
 
THE BIG PINEY WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 91 2022  
MINIMUM TEMPERATURE (F) 34 19 2000  
 
SUNRISE AND SUNSET  
SEPTEMBER 7 2025.....SUNRISE 6:52 AM MDT SUNSET 7:44 PM MDT  
SEPTEMBER 8 2025.....SUNRISE 6:53 AM MDT SUNSET 7:42 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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