390  
CDUS45 KBYZ 102239  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
439 PM MDT TUE OCT 10 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 10 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 80 245 PM 87 2015 62 18 77  
MINIMUM 50 623 AM 16 2009 40 10 44  
2019  
AVERAGE 65 50 15 61  
 
PRECIPITATION (IN)  
TODAY 0.00 0.71 2003 0.05 -0.05 0.00  
MONTH TO DATE 0.52 0.52 -0.00 0.39  
SINCE OCT 1 0.52 0.52 -0.00 0.39  
SINCE JAN 1 15.59 12.29 3.30 13.62  
 
SNOWFALL (IN)  
TODAY MM 3.1 2008 0.2 MM 0.0  
MONTH TO DATE 0.0 1.1 -1.1 0.0  
SINCE SEP 1 0.0 1.4 -1.4 T  
SINCE JUL 1 T 1.4 -1.4 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 15 -15 4  
MONTH TO DATE 90 127 -37 91  
SINCE SEP 1 166 295 -129 157  
SINCE JUL 1 182 331 -149 163  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 1 -1 0  
SINCE SEP 1 80 63 17 137  
SINCE JAN 1 712 658 54 910    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 54 400 AM  
LOWEST 23 200 PM  
AVERAGE 39  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 82 1991  
1995  
MINIMUM TEMPERATURE (F) 39 14 2009  
 
SUNRISE AND SUNSET  
OCTOBER 10 2023.......SUNRISE 724 AM MDT SUNSET 638 PM MDT  
OCTOBER 11 2023.......SUNRISE 725 AM MDT SUNSET 636 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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