806  
CDUS45 KBYZ 272230  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
430 PM MDT SUN SEP 27 2026  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 27 2026  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 62 259 PM 91 1963 69 -7 81  
MINIMUM 44 534 AM 27 1951 45 -1 45  
AVERAGE 53 57 -4 63  
 
PRECIPITATION (IN)  
TODAY 0.00 0.86 1974 0.05 -0.05 0.00  
MONTH TO DATE 4.63 1.22 3.41 0.90  
SINCE OCT 1 16.28 14.17 2.11 15.66  
SINCE JAN 1 12.40 11.63 0.77 14.36  
 
SNOWFALL (IN)  
TODAY MM 6.0 1941 0.0 MM 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE SEP 1 0.0 0.2 -0.2 0.0  
SINCE JUL 1 0.0 0.2 -0.2 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 12 9 3 2  
MONTH TO DATE 83 138 -55 47  
SINCE SEP 1 83 138 -55 47  
SINCE JUL 1 91 174 -83 63  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 50 60 -10 64  
SINCE SEP 1 50 60 -10 64  
SINCE JAN 1 837 655 182 649    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 800 AM  
LOWEST 42 1200 AM  
AVERAGE 48  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 92 2010  
MINIMUM TEMPERATURE (F) 44 26 1984  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2026.....SUNRISE 708 AM MDT SUNSET 702 PM MDT  
SEPTEMBER 28 2026.....SUNRISE 709 AM MDT SUNSET 700 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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