962  
CDUS45 KRIW 190731  
CLIBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT TUE AUG 19 2025  
   
...............................
 
 
   
..THE BUFFALO WY CLIMATE SUMMARY FOR AUGUST 18 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 3:34 PM 96 2020 83 6 88  
MINIMUM 56 4:28 AM 43 2015 57 -1 61  
AVERAGE 73 70 3 75  
 
PRECIPITATION (IN)  
YESTERDAY T 0.41 2018 0.02 -0.02 T  
MONTH TO DATE 0.04 0.46 -0.42 1.09  
SINCE JUN 1 3.73 4.16 -0.43 2.77  
SINCE JAN 1 8.07 9.55 -1.48 7.32  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 10 10 0 23  
SINCE JUN 1 157 180 -23 164  
SINCE JUL 1 29 30 -1 62  
 
COOLING  
YESTERDAY 8 6 2 10  
MONTH TO DATE 105 127 -22 117  
SINCE JUN 1 382 398 -16 436  
SINCE JAN 1 393 405 -12 436    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 5:00 AM  
LOWEST 19 5:00 PM  
AVERAGE 43  
   
......................................................
 
 
THE BUFFALO WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 95 1999  
2008  
MINIMUM TEMPERATURE (F) 56 41 2015  
 
SUNRISE AND SUNSET  
AUGUST 19 2025........SUNRISE 6:15 AM MDT SUNSET 8:05 PM MDT  
AUGUST 20 2025........SUNRISE 6:16 AM MDT SUNSET 8:03 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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