487  
CDUS45 KBYZ 201831  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1131 AM MST MON NOV 20 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR NOVEMBER 20 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 47 1059 AM 66 2002 44 3 39  
MINIMUM 36 636 AM -13 1977 25 11 21  
AVERAGE 42 35 7 30  
 
PRECIPITATION (IN)  
TODAY 0.00 0.40 2010 0.02 -0.02 0.00  
MONTH TO DATE 0.04 0.42 -0.38 0.71  
SINCE OCT 1 2.06 1.79 0.27 1.39  
SINCE JAN 1 17.13 13.56 3.57 14.62  
 
SNOWFALL (IN)  
TODAY MM 8.8 2010 0.2 MM 0.0  
MONTH TO DATE T 4.0 -4.0 9.9  
SINCE SEP 1 6.7 8.8 -2.1 10.1  
SINCE JUL 1 6.7 8.8 -2.1 10.1  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 23 30 -7 35  
MONTH TO DATE 388 541 -153 773  
SINCE SEP 1 1020 1243 -223 1234  
SINCE JUL 1 1036 1279 -243 1240  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 83 67 16 137  
SINCE JAN 1 715 662 53 910    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 12.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 52 300 AM  
LOWEST 41 900 AM  
AVERAGE 47  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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