232  
CDUS45 KRIW 290732  
CLIBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
132 AM MDT FRI SEP 29 2023  
   
...............................
 
 
   
..THE BUFFALO WY CLIMATE SUMMARY FOR SEPTEMBER 28 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 64 MM 91 2001 66 -2 84  
MINIMUM 52 MM 28 1999 42 10 53  
AVERAGE 58 54 4 69  
 
PRECIPITATION (IN)  
YESTERDAY T 0.58 2019 0.05 -0.05 T  
MONTH TO DATE 3.80 1.09 2.71 1.61  
SINCE SEP 1 3.80 1.09 2.71 1.61  
SINCE JAN 1 19.12 10.93 8.19 8.36  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 12 -5 0  
MONTH TO DATE 41 189 -148 106  
SINCE SEP 1 41 189 -148 106  
SINCE JUL 1 90 246 -156 111  
 
COOLING  
YESTERDAY 0 1 -1 4  
MONTH TO DATE 44 58 -14 118  
SINCE SEP 1 44 58 -14 118  
SINCE JAN 1 402 526 -124 810    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 56 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 10:00 PM  
LOWEST 34 12:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE BUFFALO WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 88 2009  
MINIMUM TEMPERATURE (F) 42 29 1999  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2023.....SUNRISE 7:02 AM MDT SUNSET 6:51 PM MDT  
SEPTEMBER 30 2023.....SUNRISE 7:03 AM MDT SUNSET 6:50 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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