170  
CDUS45 KRIW 210732  
CLIBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
132 AM MDT TUE JUL 21 2026  
   
...............................
 
 
   
..THE BUFFALO WY CLIMATE SUMMARY FOR JULY 20 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 3:57 PM 100 2017 86 3 88  
MINIMUM 64 4:58 AM 52 2000 59 5 57  
AVERAGE 77 72 5 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.53 2009 0.05 -0.05 0.00  
MONTH TO DATE 0.32 1.08 -0.76 0.65  
SINCE JUN 1 2.08 3.15 -1.07 1.93  
SINCE JAN 1 3.36 8.54 -5.18 6.27  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 15 -15 19  
SINCE JUN 1 124 165 -41 147  
SINCE JUL 1 0 15 -15 19  
 
COOLING  
YESTERDAY 12 8 4 8  
MONTH TO DATE 229 125 104 146  
SINCE JUN 1 255 182 73 205  
SINCE JAN 1 283 189 94 216    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 56 5:00 AM  
LOWEST 20 6:00 PM  
AVERAGE 38  
   
......................................................
 
 
THE BUFFALO WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 99 2007  
2016  
MINIMUM TEMPERATURE (F) 59 50 2009  
 
SUNRISE AND SUNSET  
JULY 21 2026..........SUNRISE 5:43 AM MDT SUNSET 8:43 PM MDT  
JULY 22 2026..........SUNRISE 5:44 AM MDT SUNSET 8:43 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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