034  
CDUS45 KBYZ 280940  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT THU SEP 28 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 27 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 74 254 PM 91 1963 69 5 84  
MINIMUM 52 611 AM 27 1951 45 7 50  
AVERAGE 63 57 6 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.86 1974 0.05 -0.05 0.00  
MONTH TO DATE 0.57 1.22 -0.65 0.63  
SINCE OCT 1 17.12 14.17 2.95 15.45  
SINCE JAN 1 15.07 11.63 3.44 12.69  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.0 1941 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 T  
SINCE SEP 1 0.0 0.2 -0.2 T  
SINCE JUL 1 T 0.2 -0.2 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 9 -7 0  
MONTH TO DATE 52 138 -86 59  
SINCE SEP 1 52 138 -86 59  
SINCE JUL 1 68 174 -106 65  
 
COOLING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 80 60 20 128  
SINCE SEP 1 80 60 20 128  
SINCE JAN 1 712 655 57 901    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 600 AM  
LOWEST 29 100 PM  
AVERAGE 44  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 92 2010  
MINIMUM TEMPERATURE (F) 44 26 1984  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2023.....SUNRISE 708 AM MDT SUNSET 700 PM MDT  
SEPTEMBER 29 2023.....SUNRISE 710 AM MDT SUNSET 658 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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