387  
CDUS45 KRIW 200728  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT SAT JUL 20 2024  
   
...............................  
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JULY 19 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 96 4:03 PM 107 2021 93 3 88  
MINIMUM 64 5:35 AM 53 2000 59 5 61  
2008  
AVERAGE 80 76 4 75  
 
PRECIPITATION (IN)  
YESTERDAY T 0.12 2009 0.01 -0.01 0.00  
MONTH TO DATE 0.98 0.12 0.86 0.94  
SINCE JUN 1 1.38 1.20 0.18 4.66  
SINCE JAN 1 4.61 3.55 1.06 5.87  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 4 0 4 5  
SINCE JUN 1 33 62 -29 44  
SINCE JUL 1 4 0 4 5  
 
COOLING  
YESTERDAY 15 11 4 10  
MONTH TO DATE 179 176 3 138  
SINCE JUN 1 353 298 55 206  
SINCE JAN 1 353 322 31 239    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 9.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 6:00 AM  
LOWEST 16 4:00 PM  
AVERAGE 40  
   
......................................................  
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 93 103 2016  
MINIMUM TEMPERATURE (F) 59 52 2008  
 
SUNRISE AND SUNSET  
JULY 20 2024..........SUNRISE 5:47 AM MDT SUNSET 8:50 PM MDT  
JULY 21 2024..........SUNRISE 5:48 AM MDT SUNSET 8:49 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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