611  
CDUS45 KBYZ 130935  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
335 AM MDT FRI OCT 13 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 12 2023
 
 
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)  
YESTERDAY  
MAXIMUM 50 1243 AM 82 1950 61 -11 60  
1958  
1991  
MINIMUM 40 1159 PM 13 2009 39 1 44  
AVERAGE 45 50 -5 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.57R 0.52 1970 0.05 0.52 0.00  
MONTH TO DATE 1.25 0.62 0.63 0.39  
SINCE OCT 1 1.25 0.62 0.63 0.39  
SINCE JAN 1 16.32 12.39 3.93 13.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.5 2008 0.1 -0.1 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 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 16 4 13  
MONTH TO DATE 117 158 -41 114  
SINCE SEP 1 193 326 -133 180  
SINCE JUL 1 209 362 -153 186  
 
COOLING  
YESTERDAY 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 11.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 PM  
LOWEST 83 400 AM  
AVERAGE 92  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 81 1958  
1962  
1964  
MINIMUM TEMPERATURE (F) 38 20 1969  
 
SUNRISE AND SUNSET  
OCTOBER 13 2023.......SUNRISE 728 AM MDT SUNSET 632 PM MDT  
OCTOBER 14 2023.......SUNRISE 729 AM MDT SUNSET 630 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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