658  
CDUS45 KBYZ 202222  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
421 PM MDT SAT SEP 20 2008  
 
...................................  
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 20 2008  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1934 TO 2008  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 85 303 PM 91 1938 70 15 75  
MINIMUM 53 303 AM 26 1983 45 8 44  
AVERAGE 69 58 11 60  
 
PRECIPITATION (IN)  
TODAY 0.00 0.50 1970 0.05 -0.05 0.13  
MONTH TO DATE 2.44 0.84 1.60 0.75  
SINCE OCT 1 13.76 14.27 -0.51 15.88  
SINCE JAN 1 10.57 11.59 -1.02 12.28  
 
SNOWFALL (IN)  
TODAY 0.0 1.4 1995 0.1 -0.1 0.0  
MONTH TO DATE 0.0 1.2 -1.2 0.0  
SINCE SEP 1 0.0 1.2 -1.2 0.0  
SINCE JUL 1 T 1.2 -1.2 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 8 -8 5  
MONTH TO DATE 145 110 35 90  
SINCE SEP 1 145 110 35 90  
SINCE JUL 1 155 155 0 99  
 
COOLING  
TODAY 4 1 3 0  
MONTH TO DATE 18 42 -24 64  
SINCE SEP 1 18 42 -24 64  
SINCE JAN 1 657 578 79 849    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 3.5  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 300 AM  
LOWEST 22 300 PM  
AVERAGE 41  
 
..........................................................  
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 91 1938  
MINIMUM TEMPERATURE (F) 45 28 1995  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2008.....SUNRISE 659 AM MDT SUNSET 715 PM MDT  
SEPTEMBER 21 2008.....SUNRISE 700 AM MDT SUNSET 713 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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