187  
CDUS45 KRIW 180728  
CLIBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT SAT JUL 18 2026  
   
...............................  
 
   
..THE BUFFALO WY CLIMATE SUMMARY FOR JULY 17 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 88 3:56 PM 101 2022 86 2 86  
MINIMUM 63 5:08 AM 48 2025 58 5 48  
AVERAGE 76 72 4 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 0.71 2010 0.05 -0.01 0.00  
MONTH TO DATE 0.30 0.93 -0.63 0.65  
SINCE JUN 1 2.06 3.00 -0.94 1.93  
SINCE JAN 1 3.34 8.39 -5.05 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 11 7 4 2  
MONTH TO DATE 188 101 87 118  
SINCE JUN 1 214 158 56 177  
SINCE JAN 1 242 165 77 188    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 8:00 PM  
LOWEST 33 4:00 PM  
AVERAGE 59  
   
......................................................  
 
THE BUFFALO WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 101 2022  
MINIMUM TEMPERATURE (F) 59 49 1999  
 
SUNRISE AND SUNSET  
JULY 18 2026..........SUNRISE 5:40 AM MDT SUNSET 8:46 PM MDT  
JULY 19 2026..........SUNRISE 5:41 AM MDT SUNSET 8:45 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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