251  
CDUS45 KBYZ 300440  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
940 PM MST SUN DEC 29 2024  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 29 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 42 315 PM 61 1999 35 7 42  
MINIMUM 31 719 AM -25 1968 17 14 24  
AVERAGE 37 26 11 33  
 
PRECIPITATION (IN)  
TODAY 0.09 0.72 2017 0.02 0.07 0.00  
MONTH TO DATE 0.34 0.53 -0.19 0.33  
SINCE OCT 1 1.14 2.50 -1.36 2.39  
SINCE JAN 1 11.80 14.27 -2.47 17.46  
 
SNOWFALL (IN)  
TODAY MM 8.9 2017 0.4 MM 0.0  
MONTH TO DATE T 9.1 -9.1 1.8  
SINCE DEC 1 T 9.1 -9.1 1.8  
SINCE JUL 1 3.9 20.4 -16.5 8.5  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 28 39 -11 32  
MONTH TO DATE 793 1081 -288 803  
SINCE DEC 1 793 1081 -288 803  
SINCE JUL 1 2065 2683 -618 2162  
 
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 18 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 800 PM  
LOWEST 52 1200 AM  
AVERAGE 76  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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