820  
CDUS45 KRIW 050726  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
126 AM MDT FRI MAY 05 2023  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR MAY 4 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 83 12:40 PM 85 2004 66 17 69  
MINIMUM 47 5:33 AM 31 2001 39 8 45  
AVERAGE 65 52 13 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 0.17 1999 0.02 0.03 0.00  
MONTH TO DATE 0.05 0.11 -0.06 0.01  
SINCE MAR 1 0.62 0.86 -0.24 1.79  
SINCE JAN 1 0.73 1.13 -0.40 1.82  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 13 -13 8  
MONTH TO DATE 6 54 -48 50  
SINCE MAR 1 1363 1444 -81 1622  
SINCE JUL 1 7594 7268 326 6946  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 0  
SINCE MAR 1 2 1 1 0  
SINCE JAN 1 2 1 1 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 51 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 10:00 PM  
LOWEST 16 1:00 PM  
AVERAGE 51  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 89 2004  
MINIMUM TEMPERATURE (F) 39 28 2010  
 
SUNRISE AND SUNSET  
MAY 5 2023...........SUNRISE 5:57 AM MDT SUNSET 8:21 PM MDT  
MAY 6 2023...........SUNRISE 5:56 AM MDT SUNSET 8:23 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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