134  
CDUS45 KBYZ 301840  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1140 AM MST MON DEC 30 2024  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 30 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 1207 AM 63 1980 35 0 44  
MINIMUM 28 920 AM -24 1968 17 11 25  
AVERAGE 32 26 6 35  
 
PRECIPITATION (IN)  
TODAY 0.02 0.31 1941 0.02 0.00 0.00  
MONTH TO DATE 0.36 0.55 -0.19 0.33  
SINCE OCT 1 1.16 2.52 -1.36 2.39  
SINCE JAN 1 11.82 14.29 -2.47 17.46  
 
SNOWFALL (IN)  
TODAY MM 4.7 2010 0.3 MM 0.0  
MONTH TO DATE T 9.4 -9.4 1.8  
SINCE DEC 1 T 9.4 -9.4 1.8  
SINCE JUL 1 3.9 20.7 -16.8 8.5  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 33 39 -6 30  
MONTH TO DATE 826 1120 -294 833  
SINCE DEC 1 826 1120 -294 833  
SINCE JUL 1 2098 2722 -624 2192  
 
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 17 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 800 AM  
LOWEST 78 500 AM  
AVERAGE 87  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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