017  
CDUS45 KRIW 240736  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1236 AM MST SUN DEC 24 2023  
   
...............................  
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 23 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 42 12:03 PM 56 2021 29 13 2  
MINIMUM 17 5:53 AM -27 2022 6 11 -27  
AVERAGE 30 18 12 -12  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.03 2008 0.00 0.00 0.00  
MONTH TO DATE T 0.08 -0.08 0.03  
SINCE DEC 1 T 0.08 -0.08 0.03  
SINCE JAN 1 8.68 5.52 3.16 5.90  
 
DEGREE DAYS  
HEATING  
YESTERDAY 35 47 -12 77  
MONTH TO DATE 837 1035 -198 1210  
SINCE DEC 1 837 1035 -198 1210  
SINCE JUL 1 2442 2812 -370 3142  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 702 744 -42 943    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 44 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 60 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 18.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 8:00 AM  
LOWEST 50 5:00 PM  
AVERAGE 69  
   
......................................................  
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 50 2019  
MINIMUM TEMPERATURE (F) 6 -20 2017  
 
SUNRISE AND SUNSET  
DECEMBER 24 2023......SUNRISE 7:47 AM MST SUNSET 4:37 PM MST  
DECEMBER 25 2023......SUNRISE 7:47 AM MST SUNSET 4:37 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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