672  
CDUS45 KRIW 080734  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
134 AM MDT SAT JUL 08 2023  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JULY 7 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 77 5:31 PM 101 2018 90 -13 92  
MINIMUM 50 4:42 AM 44 2010 57 -7 61  
AVERAGE 64 74 -10 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2012 0.01 -0.01 T  
2021  
2022  
MONTH TO DATE 0.92 0.06 0.86 0.02  
SINCE JUN 1 4.64 1.14 3.50 0.16  
SINCE JAN 1 5.85 3.49 2.36 2.92  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 0 1 0  
MONTH TO DATE 5 0 5 0  
SINCE JUN 1 44 62 -18 62  
SINCE JUL 1 5 0 5 0  
 
COOLING  
YESTERDAY 0 9 -9 12  
MONTH TO DATE 24 56 -32 71  
SINCE JUN 1 92 178 -86 188  
SINCE JAN 1 125 202 -77 194    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 7:00 AM  
LOWEST 32 6:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 107 2002  
MINIMUM TEMPERATURE (F) 57 48 2010  
 
SUNRISE AND SUNSET  
JULY 8 2023..........SUNRISE 5:36 AM MDT SUNSET 8:59 PM MDT  
JULY 9 2023..........SUNRISE 5:37 AM MDT SUNSET 8:58 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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