609  
CDUS45 KCYS 060730  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
129 AM MDT SAT SEP 6 2008  
 
...................................  
   
..THE CHEYENNE WY CLIMATE SUMMARY FOR SEPTEMBER 5 2008
 
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1871 TO 2008  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 53 1133 AM 92 1998 74 -21 78  
MINIMUM 41 555 AM 29 1889 47 -6 55  
AVERAGE 47 60 -13 67  
 
PRECIPITATION (IN)  
YESTERDAY T 0.65 1993 0.05 -0.05 0.29  
MONTH TO DATE 0.35 0.26 0.09 0.62  
SINCE JAN 1 13.21 12.43 0.78 11.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1991 T 0.0 0.0  
MONTH TO DATE 0.0 T 0.0 T  
SINCE SEP 1 0.0 T 0.0 T  
SINCE JUL 1 T T 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 5 13 0  
MONTH TO DATE 55 24 31 0  
SINCE SEP 1 55 24 31 0  
SINCE JUL 1 119 95 24 11  
 
COOLING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 0 6 -6 24  
SINCE SEP 1 0 6 -6 24  
SINCE JAN 1 371 260 111 535    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 9.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE 18 PERCENT  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 200 AM  
LOWEST 63 1200 PM  
AVERAGE 80  
 
..........................................................  
 
 
THE CHEYENNE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 91 1998  
1978  
MINIMUM TEMPERATURE (F) 46 28 1898  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 6 2008.....SUNRISE 631 AM MDT SUNSET 723 PM MDT  
SEPTEMBER 7 2008.....SUNRISE 632 AM MDT SUNSET 721 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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