187  
CDUS45 KBYZ 091733  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1133 AM MDT SAT SEP 09 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 9 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 1998 78 -14 62  
2005  
MINIMUM 54 621 AM 31 1962 51 3 48  
AVERAGE 59 64 -5 55  
 
PRECIPITATION (IN)  
TODAY 0.00 0.43 1946 0.05 -0.05 0.03  
MONTH TO DATE 0.10 0.37 -0.27 0.43  
SINCE OCT 1 16.65 13.32 3.33 15.25  
SINCE JAN 1 14.60 10.78 3.82 12.49  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 T 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 6 4 2 10  
MONTH TO DATE 9 26 -17 11  
SINCE SEP 1 9 26 -17 11  
SINCE JUL 1 25 62 -37 17  
 
COOLING  
TODAY 0 3 -3 0  
MONTH TO DATE 45 31 14 101  
SINCE SEP 1 45 31 14 101  
SINCE JAN 1 677 626 51 874    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 1200 AM  
LOWEST 78 200 AM  
AVERAGE 83  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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