559  
CDUS45 KBYZ 091840  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1140 AM MST MON DEC 09 2024  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 9 2024
 
 
VALID AS OF 1100 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 35 203 AM 69 1957 37 -2 39  
MINIMUM 29 848 AM -21 1977 20 9 28  
AVERAGE 32 29 3 34  
 
PRECIPITATION (IN)  
TODAY T 0.40 1970 0.02 -0.02 0.00  
MONTH TO DATE T 0.16 -0.16 0.06  
SINCE OCT 1 0.80 2.13 -1.33 2.12  
SINCE JAN 1 11.46 13.90 -2.44 17.19  
 
SNOWFALL (IN)  
TODAY MM 4.0 1970 0.3 MM 0.0  
MONTH TO DATE 0.0 2.5 -2.5 T  
SINCE DEC 1 0.0 2.5 -2.5 T  
SINCE JUL 1 3.9 13.8 -9.9 6.7  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 33 36 -3 31  
MONTH TO DATE 239 317 -78 222  
SINCE DEC 1 239 317 -78 222  
SINCE JUL 1 1511 1919 -408 1581  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 790 662 128 715    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 15.4  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 700 AM  
LOWEST 54 100 AM  
AVERAGE 72  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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