560  
CDUS45 KRIW 100734  
CLIBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
134 AM MDT SUN SEP 10 2023  
   
...............................
 
 
   
..THE BUFFALO WY CLIMATE SUMMARY FOR SEPTEMBER 9 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 73 3:05 PM 92 1998 76 -3 50  
MINIMUM 51 4:42 AM 27 2020 50 1 41  
AVERAGE 62 63 -1 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.44 0.74 2022 0.04 0.40 0.74  
MONTH TO DATE 0.89 0.29 0.60 1.27  
SINCE SEP 1 0.89 0.29 0.60 1.27  
SINCE JAN 1 16.21 10.13 6.08 8.02  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 5 -2 19  
MONTH TO DATE 13 36 -23 19  
SINCE SEP 1 13 36 -23 19  
SINCE JUL 1 62 93 -31 24  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 37 31 6 96  
SINCE SEP 1 37 31 6 96  
SINCE JAN 1 395 499 -104 788    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 PM  
LOWEST 46 1:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE BUFFALO WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 98 2021  
MINIMUM TEMPERATURE (F) 50 32 2014  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2023.....SUNRISE 6:40 AM MDT SUNSET 7:27 PM MDT  
SEPTEMBER 11 2023.....SUNRISE 6:41 AM MDT SUNSET 7:25 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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