854  
CDUS45 KBYZ 121740  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1140 AM MDT THU OCT 12 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 12 2023
 
 
VALID AS OF 1100 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 50 1243 AM 82 1950 61 -11 60  
1958  
1991  
MINIMUM 44 959 AM 13 2009 39 5 44  
AVERAGE 47 50 -3 52  
 
PRECIPITATION (IN)  
TODAY 0.36 0.52 1970 0.05 0.31 0.00  
MONTH TO DATE 1.04 0.62 0.42 0.39  
SINCE OCT 1 1.04 0.62 0.42 0.39  
SINCE JAN 1 16.11 12.39 3.72 13.62  
 
SNOWFALL (IN)  
TODAY MM 3.5 2008 0.1 MM 0.0  
MONTH TO DATE 0.0 1.3 -1.3 0.0  
SINCE SEP 1 0.0 1.6 -1.6 T  
SINCE JUL 1 T 1.6 -1.6 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 18 16 2 13  
MONTH TO DATE 115 158 -43 114  
SINCE SEP 1 191 326 -135 180  
SINCE JUL 1 207 362 -155 186  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 1 -1 0  
SINCE SEP 1 80 63 17 137  
SINCE JAN 1 712 658 54 910    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 600 AM  
LOWEST 83 400 AM  
AVERAGE 90  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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