252  
CDUS45 KBYZ 311831  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1131 AM MST TUE DEC 31 2024  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 31 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 25 1048 AM 53 1962 35 -10 42  
1963  
1980  
MINIMUM 22 652 AM -23 1978 17 5 23  
AVERAGE 24 26 -2 33  
 
PRECIPITATION (IN)  
TODAY 0.04 0.32 1975 0.02 0.02 0.00  
MONTH TO DATE 0.50 0.57 -0.07 0.33  
SINCE OCT 1 1.30 2.54 -1.24 2.39  
SINCE JAN 1 11.96 14.31 -2.35 17.46  
 
SNOWFALL (IN)  
TODAY MM 6.0 1944 0.4 MM 0.0  
MONTH TO DATE 1.7 9.8 -8.1 1.8  
SINCE DEC 1 1.7 9.8 -8.1 1.8  
SINCE JUL 1 5.6 21.1 -15.5 8.5  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
TODAY 41 39 2 32  
MONTH TO DATE 871 1159 -288 865  
SINCE DEC 1 871 1159 -288 865  
SINCE JUL 1 2143 2761 -618 2224  
 
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 8 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 3.3  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1000 AM  
LOWEST 91 800 AM  
AVERAGE 94  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MT Page
The Nexlab WY Page Main Text Page