951  
CDUS45 KBYZ 260940  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT SAT SEP 26 2026  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 25 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 81 433 PM 95 2015 70 11 79  
MINIMUM 54 532 AM 24 1934 46 8 51  
AVERAGE 68 58 10 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.72 1936 0.05 -0.05 0.00  
MONTH TO DATE 4.63 1.12 3.51 0.90  
SINCE OCT 1 16.28 14.07 2.21 15.66  
SINCE JAN 1 12.40 11.53 0.87 14.36  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.4 1972 0.1 -0.1 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  
YESTERDAY 0 8 -8 0  
MONTH TO DATE 66 120 -54 45  
SINCE SEP 1 66 120 -54 45  
SINCE JUL 1 74 156 -82 61  
 
COOLING  
YESTERDAY 3 1 2 0  
MONTH TO DATE 50 58 -8 63  
SINCE SEP 1 50 58 -8 63  
SINCE JAN 1 837 653 184 648    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 700 AM  
LOWEST 27 700 PM  
AVERAGE 48  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 93 2015  
MINIMUM TEMPERATURE (F) 45 25 1972  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2026.....SUNRISE 706 AM MDT SUNSET 704 PM MDT  
SEPTEMBER 27 2026.....SUNRISE 708 AM MDT SUNSET 702 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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