652  
CDUS45 KBYZ 311033  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
333 AM MST TUE DEC 31 2024  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 30 2024  
 
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)  
YESTERDAY  
MAXIMUM 35 1207 AM 63 1980 35 0 44  
MINIMUM 21 1057 PM -24 1968 17 4 25  
AVERAGE 28 26 2 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.12 0.31 1941 0.02 0.10 0.00  
MONTH TO DATE 0.46 0.55 -0.09 0.33  
SINCE OCT 1 1.26 2.52 -1.26 2.39  
SINCE JAN 1 11.92 14.29 -2.37 17.46  
 
SNOWFALL (IN)  
YESTERDAY 1.7 4.7 2010 0.3 1.4 0.0  
MONTH TO DATE 1.7 9.4 -7.7 1.8  
SINCE DEC 1 1.7 9.4 -7.7 1.8  
SINCE JUL 1 5.6 20.7 -15.1 8.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 37 39 -2 30  
MONTH TO DATE 830 1120 -290 833  
SINCE DEC 1 830 1120 -290 833  
SINCE JUL 1 2102 2722 -620 2192  
 
COOLING  
YESTERDAY 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 5.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 800 AM  
LOWEST 78 500 AM  
AVERAGE 87  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 53 1962  
1963  
1980  
MINIMUM TEMPERATURE (F) 17 -23 1978  
 
SUNRISE AND SUNSET  
DECEMBER 31 2024......SUNRISE 755 AM MST SUNSET 440 PM MST  
JANUARY 1 2025.......SUNRISE 755 AM MST SUNSET 441 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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