647  
CDUS45 KBYZ 172235  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
435 PM MDT TUE OCT 17 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 17 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 73 1223 PM 82 1939 58 15 72  
2003  
MINIMUM 54 702 AM 20 1948 37 17 38  
AVERAGE 64 47 17 55  
 
PRECIPITATION (IN)  
TODAY 0.00 0.59 1938 0.05 -0.05 0.00  
MONTH TO DATE 1.25 0.87 0.38 0.39  
SINCE OCT 1 1.25 0.87 0.38 0.39  
SINCE JAN 1 16.32 12.64 3.68 13.62  
 
SNOWFALL (IN)  
TODAY MM 5.2 2020 0.1 MM 0.0  
MONTH TO DATE 0.0 2.1 -2.1 0.0  
SINCE SEP 1 0.0 2.4 -2.4 T  
SINCE JUL 1 T 2.4 -2.4 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 1 18 -17 10  
MONTH TO DATE 176 242 -66 166  
SINCE SEP 1 252 410 -158 232  
SINCE JUL 1 268 446 -178 238  
 
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 41 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 15.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 100 AM  
LOWEST 24 100 PM  
AVERAGE 39  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 83 1955  
MINIMUM TEMPERATURE (F) 36 22 2020  
 
SUNRISE AND SUNSET  
OCTOBER 17 2023.......SUNRISE 733 AM MDT SUNSET 625 PM MDT  
OCTOBER 18 2023.......SUNRISE 735 AM MDT SUNSET 623 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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