507  
CDUS45 KRIW 260726  
CLIBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
126 AM MDT SAT SEP 26 2026  
   
...............................
 
 
   
..THE BUFFALO WY CLIMATE SUMMARY FOR SEPTEMBER 25 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 78 3:30 PM 98 2024 67 11 83  
MINIMUM 51 6:04 AM 33 2000 43 8 50  
2002  
2007  
AVERAGE 65 55 10 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.23 2017 0.04 -0.04 0.00  
MONTH TO DATE 1.11 0.95 0.16 0.67  
SINCE SEP 1 1.11 0.95 0.16 0.67  
SINCE JAN 1 4.65 10.79 -6.14 9.02  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 10 -10 0  
MONTH TO DATE 76 155 -79 85  
SINCE SEP 1 76 155 -79 85  
SINCE JUL 1 94 212 -118 126  
 
COOLING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 54 55 -1 35  
SINCE SEP 1 54 55 -1 35  
SINCE JAN 1 676 523 153 480    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 13.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 6:00 AM  
LOWEST 25 6:00 PM  
AVERAGE 50  
   
......................................................
 
 
THE BUFFALO WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 94 2015  
MINIMUM TEMPERATURE (F) 43 29 1999  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2026.....SUNRISE 6:59 AM MDT SUNSET 6:57 PM MDT  
SEPTEMBER 27 2026.....SUNRISE 7:00 AM MDT SUNSET 6:55 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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