549  
CDUS45 KRIW 310727  
CLIBPI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT THU JUL 31 2025  
   
...............................  
 
   
..THE BIG PINEY WY CLIMATE SUMMARY FOR JULY 30 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 85 2:09 PM 93 1982 83 2 81  
MINIMUM 44 5:45 AM 32 1977 44 0 38  
AVERAGE 65 63 2  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.40 1976 0.03 -0.03 0.00  
MONTH TO DATE 0.98 0.86 0.12 0.31  
SINCE JUN 1 1.32 1.87 -0.55 0.48  
SINCE JAN 1 4.75 5.01 -0.26 2.58  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 5  
MONTH TO DATE 60 106 -46 75  
SINCE JUN 1 275 431 -156 248  
SINCE JUL 1 60 106 -46 75  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 22 17 5 33  
SINCE JUN 1 22 18 4 39  
SINCE JAN 1 22 18 4 39    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 5:00 AM  
LOWEST 15 6:00 PM  
AVERAGE 42  
   
......................................................  
 
THE BIG PINEY WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 92 2003  
MINIMUM TEMPERATURE (F) 43 28 1987  
 
SUNRISE AND SUNSET  
JULY 31 2025..........SUNRISE 6:12 AM MDT SUNSET 8:41 PM MDT  
AUGUST 1 2025........SUNRISE 6:13 AM MDT SUNSET 8:40 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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