315  
CDUS45 KRIW 090734  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1234 AM MST SUN FEB 09 2025  
   
...............................  
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR FEBRUARY 8 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 14 4:26 PM 57 2015 32 -18 44  
MINIMUM -16 7:21 AM -22 2001 9 -25 24  
AVERAGE -1 21 -22 34  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.03 2004 0.00 0.00 0.00  
MONTH TO DATE 0.01 0.04 -0.03 T  
SINCE DEC 1 0.40 0.30 0.10 T  
SINCE JAN 1 0.17 0.19 -0.02 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 66 44 22 31  
MONTH TO DATE 449 363 86 229  
SINCE DEC 1 3022 3252 -230 2934  
SINCE JUL 1 4417 5029 -612 4539  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 12:00 AM  
LOWEST 63 2:00 PM  
AVERAGE 77  
   
......................................................  
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 62 1999  
MINIMUM TEMPERATURE (F) 10 -25 2001  
 
SUNRISE AND SUNSET  
FEBRUARY 9 2025......SUNRISE 7:20 AM MST SUNSET 5:33 PM MST  
FEBRUARY 10 2025......SUNRISE 7:19 AM MST SUNSET 5:35 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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