355  
CDUS45 KBYZ 130931  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MDT TUE OCT 13 2026  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 12 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 42 313 PM 82 1950 61 -19 50  
1958  
1991  
MINIMUM 32 141 AM 13 2009 39 -7 36  
AVERAGE 37 50 -13 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.57 2023 0.05 -0.02 0.10  
MONTH TO DATE 0.77 0.62 0.15 1.65  
SINCE OCT 1 0.77 0.62 0.15 1.65  
SINCE JAN 1 13.17 12.39 0.78 16.05  
 
SNOWFALL (IN)  
YESTERDAY T 3.5 2008 0.1 -0.1 0.0  
MONTH TO DATE T 1.3 -1.3 0.0  
SINCE SEP 1 T 1.6 -1.6 0.0  
SINCE JUL 1 T 1.6 -1.6 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 16 12 22  
MONTH TO DATE 94 158 -64 118  
SINCE SEP 1 189 326 -137 165  
SINCE JUL 1 197 362 -165 181  
 
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 15 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
MIXED PRECIP  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 67 100 PM  
AVERAGE 84  
   
......................................................  
 
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 2026.......SUNRISE 728 AM MDT SUNSET 632 PM MDT  
OCTOBER 14 2026.......SUNRISE 730 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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