157  
CDUS45 KRIW 200731  
CLIBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT WED SEP 20 2023  
   
...............................
 
 
   
..THE BUFFALO WY CLIMATE SUMMARY FOR SEPTEMBER 19 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM MM MM 94 2010 71 MM 85  
MINIMUM MM MM 37 2017 46 MM 56  
AVERAGE MM 58 MM 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.35 2000 0.05 -0.05 0.00  
MONTH TO DATE 1.35 0.68 0.67 1.52  
SINCE SEP 1 1.35 0.68 0.67 1.52  
SINCE JAN 1 16.67 10.52 6.15 8.27  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 8 MM 0  
MONTH TO DATE 34 100 -66 60  
SINCE SEP 1 34 100 -66 60  
SINCE JUL 1 83 157 -74 65  
 
COOLING  
YESTERDAY MM 1 MM 6  
MONTH TO DATE 44 49 -5 112  
SINCE SEP 1 44 49 -5 112  
SINCE JAN 1 402 517 -115 804    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 5.8  
 
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 MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE BUFFALO WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 81 2007  
MINIMUM TEMPERATURE (F) 46 34 2000  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2023.....SUNRISE 6:52 AM MDT SUNSET 7:08 PM MDT  
SEPTEMBER 21 2023.....SUNRISE 6:53 AM MDT SUNSET 7:06 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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