917  
CDUS45 KRIW 200745  
CLIBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1245 AM MST WED DEC 20 2023  
   
...............................
 
 
   
..THE BUFFALO WY CLIMATE SUMMARY FOR DECEMBER 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 55 1:13 PM 60 2004 36 19 8  
MINIMUM 34 6:29 AM -12 1998 16 18 2  
AVERAGE 45 26 19 5  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.04 1999 0.01 -0.01 T  
MONTH TO DATE 0.05 0.11 -0.06 0.01  
SINCE DEC 1 0.05 0.11 -0.06 0.01  
SINCE JAN 1 22.56 12.49 10.07 9.17  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 39 -19 60  
MONTH TO DATE 567 720 -153 769  
SINCE DEC 1 567 720 -153 769  
SINCE JUL 1 2068 2476 -408 2153  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 403 528 -125 817    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 6:00 PM  
LOWEST 20 1:00 PM  
AVERAGE 40  
   
......................................................
 
 
THE BUFFALO WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 58 2020  
MINIMUM TEMPERATURE (F) 16 -22 1998  
 
SUNRISE AND SUNSET  
DECEMBER 20 2023......SUNRISE 7:39 AM MST SUNSET 4:30 PM MST  
DECEMBER 21 2023......SUNRISE 7:40 AM MST SUNSET 4:30 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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