720  
CDUS45 KRIW 150731  
CLIBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT THU MAY 15 2025  
   
...............................
 
 
   
..THE BUFFALO WY CLIMATE SUMMARY FOR MAY 14 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 55 2:49 PM 86 2001 62 -7 62  
MINIMUM 40 5:49 AM 28 2004 41 -1 46  
AVERAGE 48 51 -3 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.60 0.85 2015 0.09 0.51 0.71  
MONTH TO DATE 1.39 1.08 0.31 2.15  
SINCE MAR 1 2.90 3.27 -0.37 3.03  
SINCE JAN 1 2.94 3.74 -0.80 3.35  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 14 3 11  
MONTH TO DATE 145 225 -80 228  
SINCE MAR 1 1643 1794 -151 1751  
SINCE JUL 1 6585 6950 -365 6344  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 11 0 11 0  
SINCE MAR 1 11 0 11 0  
SINCE JAN 1 11 0 11 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 12.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 66 3:00 PM  
AVERAGE 83  
   
......................................................
 
 
THE BUFFALO WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 82 2012  
MINIMUM TEMPERATURE (F) 41 31 1999  
 
SUNRISE AND SUNSET  
MAY 15 2025...........SUNRISE 5:39 AM MDT SUNSET 8:28 PM MDT  
MAY 16 2025...........SUNRISE 5:38 AM MDT SUNSET 8:29 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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