084  
CDUS45 KBYZ 220931  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MDT WED OCT 22 2025  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 21 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 66 240 PM 85 2003 56 10 73  
MINIMUM 31 529 AM 19 1949 35 -4 48  
1981  
1984  
AVERAGE 49 46 3 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.08 1953 0.04 -0.04 0.00  
1975  
MONTH TO DATE 1.91 1.04 0.87 0.28  
SINCE OCT 1 1.91 1.04 0.87 0.28  
SINCE JAN 1 16.31 12.81 3.50 10.94  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.3 1975 0.2 -0.2 0.0  
MONTH TO DATE T 2.8 -2.8 0.0  
SINCE SEP 1 T 3.1 -3.1 0.0  
SINCE JUL 1 T 3.1 -3.1 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 19 -3 4  
MONTH TO DATE 294 317 -23 137  
SINCE SEP 1 341 485 -144 192  
SINCE JUL 1 357 521 -164 206  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 1 0 5  
SINCE SEP 1 74 63 11 123  
SINCE JAN 1 659 658 1 790    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 10.6  
 
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 72 400 AM  
LOWEST 19 200 PM  
AVERAGE 46  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 80 1939  
MINIMUM TEMPERATURE (F) 35 20 2002  
2020  
 
SUNRISE AND SUNSET  
OCTOBER 22 2025.......SUNRISE 741 AM MDT SUNSET 616 PM MDT  
OCTOBER 23 2025.......SUNRISE 742 AM MDT SUNSET 614 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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