055  
CDUS45 KBYZ 251731  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1131 AM MDT MON SEP 25 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 25 2023
 
 
VALID AS OF 1100 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 64 959 AM 95 2015 70 -6 76  
MINIMUM 50 649 AM 24 1934 46 4 45  
AVERAGE 57 58 -1 61  
 
PRECIPITATION (IN)  
TODAY 0.00 0.72 1936 0.05 -0.05 0.00  
MONTH TO DATE 0.57 1.12 -0.55 0.63  
SINCE OCT 1 17.12 14.07 3.05 15.45  
SINCE JAN 1 15.07 11.53 3.54 12.69  
 
SNOWFALL (IN)  
TODAY MM 4.4 1972 0.1 MM 0.0  
MONTH TO DATE 0.0 0.2 -0.2 T  
SINCE SEP 1 0.0 0.2 -0.2 T  
SINCE JUL 1 T 0.2 -0.2 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 8 8 0 4  
MONTH TO DATE 58 120 -62 59  
SINCE SEP 1 58 120 -62 59  
SINCE JUL 1 74 156 -82 65  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 75 58 17 124  
SINCE SEP 1 75 58 17 124  
SINCE JAN 1 707 653 54 897    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 11.1  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 600 AM  
LOWEST 46 1000 AM  
AVERAGE 60  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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