341  
CDUS45 KBYZ 211040  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MST SUN JAN 21 2024  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR JANUARY 20 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 42 1159 PM 56 1981 36 6 40  
2005  
MINIMUM 9 256 AM -27 1954 18 -9 28  
AVERAGE 26 27 -1 34  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.50 1962 0.01 -0.01 0.00  
MONTH TO DATE 0.38 0.36 0.02 0.05  
SINCE OCT 1 2.77 2.90 -0.13 2.10  
SINCE JAN 1 0.38 0.36 0.02 0.05  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.5 1998 0.3 -0.3 0.0  
MONTH TO DATE 6.7 7.1 -0.4 0.5  
SINCE DEC 1 8.5 16.9 -8.4 10.5  
SINCE JUL 1 15.2 28.2 -13.0 20.6  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
YESTERDAY 39 38 1 31  
MONTH TO DATE 1023 766 257 616  
SINCE DEC 1 1888 1924 -36 2023  
SINCE JUL 1 3247 3526 -279 3600  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 12.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 400 AM  
LOWEST 53 300 PM  
AVERAGE 67  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 57 1981  
MINIMUM TEMPERATURE (F) 18 -25 1954  
1962  
 
SUNRISE AND SUNSET  
JANUARY 21 2024.......SUNRISE 747 AM MST SUNSET 504 PM MST  
JANUARY 22 2024.......SUNRISE 747 AM MST SUNSET 505 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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