243  
CDUS45 KRIW 200834  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
231 AM MDT SUN OCT 20 2019  
 
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR OCTOBER 19 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1998 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 54 100 PM 80 2003 59 -5 66  
MINIMUM 32 712 AM 22 2002 31 1 27  
1999  
AVERAGE 43 45 -2 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2006 0.02 -0.02 0.00  
2006  
2016  
MONTH TO DATE 0.33 0.46 -0.13 0.08  
SINCE SEP 1 3.54 1.34 2.20 0.33  
SINCE JAN 1 7.65 6.79 0.86 5.84  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 20 2 18  
MONTH TO DATE 414 317 97 402  
SINCE SEP 1 588 527 61 554  
SINCE JUL 1 589 548 41 578  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 67 36 31 33  
SINCE JAN 1 733 669 64 703    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 600 AM  
LOWEST 28 100 PM  
AVERAGE 59  
   
......................................................
 
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 77 2017  
2014  
MINIMUM TEMPERATURE (F) 31 21 1999  
 
 
SUNRISE AND SUNSET  
OCTOBER 20 2019.......SUNRISE 734 AM MDT SUNSET 620 PM MDT  
OCTOBER 21 2019.......SUNRISE 735 AM MDT SUNSET 618 PM MDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WY Page Main Text Page