898  
CDUS45 KRIW 140727  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT WED JUN 14 2023  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JUNE 13 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 79 4:51 PM 99 2020 80 -1 66  
MINIMUM 53 5:29 AM 37 2001 52 1 53  
AVERAGE 66 66 0 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.48 2001 0.03 -0.03 0.06  
MONTH TO DATE 1.27 0.63 0.64 0.09  
SINCE JUN 1 1.27 0.63 0.64 0.09  
SINCE JAN 1 2.48 2.98 -0.50 2.85  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 5  
MONTH TO DATE 7 43 -36 33  
SINCE JUN 1 7 43 -36 33  
SINCE JUL 1 7699 7528 171 7255  
 
COOLING  
YESTERDAY 1 4 -3 0  
MONTH TO DATE 39 35 4 25  
SINCE JUN 1 39 35 4 25  
SINCE JAN 1 72 59 13 31    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 32 6:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 105 2021  
MINIMUM TEMPERATURE (F) 52 41 2001  
 
SUNRISE AND SUNSET  
JUNE 14 2023..........SUNRISE 5:27 AM MDT SUNSET 8:58 PM MDT  
JUNE 15 2023..........SUNRISE 5:27 AM MDT SUNSET 8:59 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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