643  
CDUS45 KBYZ 100431  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
931 PM MST MON DEC 09 2024  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 9 2024  
 
VALID AS OF 0900 PM 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 37 236 PM 69 1957 37 0 39  
MINIMUM 29 848 AM -21 1977 20 9 28  
AVERAGE 33 29 4 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 32 36 -4 31  
MONTH TO DATE 238 317 -79 222  
SINCE DEC 1 238 317 -79 222  
SINCE JUL 1 1510 1919 -409 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 12.3  
 
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 47 700 PM  
AVERAGE 68  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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