621  
CDUS45 KBYZ 031740  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1140 AM MDT TUE OCT 03 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 3 2023
 
 
VALID AS OF 1100 AM 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 53 131 AM 88 1992 65 -12 64  
MINIMUM 48 810 AM 25 1999 42 6 50  
AVERAGE 51 54 -3 57  
 
PRECIPITATION (IN)  
TODAY 0.37 1.86 2016 0.05 0.32 0.01  
MONTH TO DATE 0.40 0.16 0.24 0.39  
SINCE OCT 1 0.40 0.16 0.24 0.39  
SINCE JAN 1 15.47 11.93 3.54 13.62  
 
SNOWFALL (IN)  
TODAY MM 2.3 2012 0.1 MM 0.0  
MONTH TO DATE 0.0 0.3 -0.3 0.0  
SINCE SEP 1 0.0 0.6 -0.6 T  
SINCE JUL 1 T 0.6 -0.6 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 14 12 2 8  
MONTH TO DATE 40 34 6 31  
SINCE SEP 1 116 202 -86 97  
SINCE JUL 1 132 238 -106 103  
 
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 23 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 13.3  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 400 AM  
LOWEST 68 100 AM  
AVERAGE 79  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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