363  
CDUS45 KBYZ 110931  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MDT SUN OCT 11 2026  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 10 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 1226 AM 87 2015 62 6 69  
MINIMUM 41 1159 PM 16 2009 40 1 44  
2019  
AVERAGE 55 50 5 57  
 
PRECIPITATION (IN)  
YESTERDAY T 0.71 2003 0.05 -0.05 0.00  
MONTH TO DATE T 0.52 -0.52 1.04  
SINCE OCT 1 T 0.52 -0.52 1.04  
SINCE JAN 1 12.40 12.29 0.11 15.44  
 
SNOWFALL (IN)  
YESTERDAY MM 3.1 2008 0.2 MM 0.0  
MONTH TO DATE 0.0 1.1 -1.1 0.0  
SINCE SEP 1 0.0 1.4 -1.4 0.0  
SINCE JUL 1 0.0 1.4 -1.4 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 15 -5 8  
MONTH TO DATE 38 127 -89 90  
SINCE SEP 1 133 295 -162 137  
SINCE JUL 1 141 331 -190 153  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 8 1 7 1  
SINCE SEP 1 58 63 -5 74  
SINCE JAN 1 845 658 187 659    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 13.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 1100 PM  
LOWEST 21 1200 AM  
AVERAGE 54  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 82 1991  
1995  
MINIMUM TEMPERATURE (F) 39 14 2009  
 
SUNRISE AND SUNSET  
OCTOBER 11 2026.......SUNRISE 726 AM MDT SUNSET 635 PM MDT  
OCTOBER 12 2026.......SUNRISE 727 AM MDT SUNSET 633 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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