364  
CDUS45 KRIW 190729  
CLIBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1229 AM MST MON JAN 19 2026  
   
...............................  
 
   
..THE BUFFALO WY CLIMATE SUMMARY FOR JANUARY 18 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 43 12:30 AM 63 2018 38 5 8  
MINIMUM 17 11:30 PM -7 2024 18 -1 -3  
AVERAGE 30 28 2 3  
 
PRECIPITATION (IN)  
YESTERDAY T 0.10 2008 0.01 -0.01 MM  
MONTH TO DATE 0.05 0.12 -0.07 T  
SINCE DEC 1 0.18 0.29 -0.11 0.01  
SINCE JAN 1 0.05 0.12 -0.07 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 35 37 -2 62  
MONTH TO DATE 480 670 -190 737  
SINCE DEC 1 1393 1849 -456 1683  
SINCE JUL 1 2783 3605 -822 3080  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 41 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 60 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 23.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 11:00 PM  
LOWEST 30 12:00 AM  
AVERAGE 57  
   
......................................................  
 
THE BUFFALO WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 59 2005  
2014  
MINIMUM TEMPERATURE (F) 18 -9 2025  
 
SUNRISE AND SUNSET  
JANUARY 19 2026.......SUNRISE 7:37 AM MST SUNSET 4:59 PM MST  
JANUARY 20 2026.......SUNRISE 7:36 AM MST SUNSET 5:00 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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