379  
CDUS45 KRIW 010728  
CLIBPI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1228 AM MST THU JAN 01 2026  
   
...............................
 
 
   
..THE BIG PINEY WY CLIMATE SUMMARY FOR DECEMBER 31 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 41 4:04 PM 45 1980 26 15 22  
MINIMUM 8 7:58 AM -35 2014 -4 12 -12  
AVERAGE 25 11 14  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.22 2022 0.01 -0.01 0.00  
MONTH TO DATE 0.67 0.23 0.44 0.30  
SINCE DEC 1 0.67 0.23 0.44 0.30  
SINCE JAN 1 8.58 7.66 0.92 4.42  
 
DEGREE DAYS  
HEATING  
YESTERDAY 40 54 -14 60  
MONTH TO DATE 1149 1621 -472 1433  
SINCE DEC 1 1149 1621 -472 1433  
SINCE JUL 1 3208 4374 -1166 3964  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 41 30 11 64    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 11:00 PM  
LOWEST 44 3:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE BIG PINEY WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 26 45 1981  
MINIMUM TEMPERATURE (F) -4 -31 2011  
 
SUNRISE AND SUNSET  
JANUARY 1 2026.......SUNRISE 7:50 AM MST SUNSET 4:58 PM MST  
JANUARY 2 2026.......SUNRISE 7:50 AM MST SUNSET 4:59 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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