998  
CDUS45 KBYZ 100940  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT FRI OCT 10 2025  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 9 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 342 PM 85 1965 62 6 82  
MINIMUM 45 605 AM 18 1985 40 5 50  
1993  
2009  
AVERAGE 57 51 6 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.42 1960 0.05 -0.05 0.00  
MONTH TO DATE 1.04 0.47 0.57 0.00  
SINCE OCT 1 1.04 0.47 0.57 0.00  
SINCE JAN 1 15.44 12.24 3.20 10.66  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.6 2019 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.9 -0.9 0.0  
SINCE SEP 1 0.0 1.2 -1.2 0.0  
SINCE JUL 1 T 1.2 -1.2 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 14 -6 0  
MONTH TO DATE 82 112 -30 43  
SINCE SEP 1 129 280 -151 98  
SINCE JUL 1 145 316 -171 112  
 
COOLING  
YESTERDAY 0 0 0 1  
MONTH TO DATE 1 1 0 1  
SINCE SEP 1 74 63 11 119  
SINCE JAN 1 659 658 1 786    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 8.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 400 AM  
LOWEST 37 400 PM  
AVERAGE 54  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 87 2015  
MINIMUM TEMPERATURE (F) 40 16 2009  
2019  
 
SUNRISE AND SUNSET  
OCTOBER 10 2025.......SUNRISE 725 AM MDT SUNSET 637 PM MDT  
OCTOBER 11 2025.......SUNRISE 726 AM MDT SUNSET 635 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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