785  
CDUS45 KRIW 170730  
CLIBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT SUN AUG 17 2025  
   
...............................  
 
   
..THE BUFFALO WY CLIMATE SUMMARY FOR AUGUST 16 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 84 1:27 PM 99 2003 84 0 86  
MINIMUM 60 11:34 PM 41 2002 57 3 54  
2009  
AVERAGE 72 70 2 70  
 
PRECIPITATION (IN)  
YESTERDAY T 0.03 2005 0.02 -0.02 0.01  
MONTH TO DATE 0.04 0.42 -0.38 1.09  
SINCE JUN 1 3.73 4.12 -0.39 2.77  
SINCE JAN 1 8.07 9.51 -1.44 7.32  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 10 8 2 23  
SINCE JUN 1 157 178 -21 164  
SINCE JUL 1 29 28 1 62  
 
COOLING  
YESTERDAY 7 6 1 5  
MONTH TO DATE 90 115 -25 100  
SINCE JUN 1 367 386 -19 419  
SINCE JAN 1 378 393 -15 419    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 54 9:00 PM  
LOWEST 28 7:00 AM  
AVERAGE 41  
   
......................................................  
 
THE BUFFALO WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 98 2020  
MINIMUM TEMPERATURE (F) 57 36 2002  
 
SUNRISE AND SUNSET  
AUGUST 17 2025........SUNRISE 6:13 AM MDT SUNSET 8:08 PM MDT  
AUGUST 18 2025........SUNRISE 6:14 AM MDT SUNSET 8:07 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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