640  
CDUS45 KBYZ 170930  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
330 AM MDT TUE OCT 17 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 16 2023
 
 
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)  
YESTERDAY  
MAXIMUM 72 315 PM 86 1991 59 13 63  
MINIMUM 50 715 AM 19 1976 37 13 37  
1992  
AVERAGE 61 48 13 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.87 1994 0.05 -0.05 0.00  
MONTH TO DATE 1.25 0.82 0.43 0.39  
SINCE OCT 1 1.25 0.82 0.43 0.39  
SINCE JAN 1 16.32 12.59 3.73 13.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.2 1980 0.2 -0.2 0.0  
MONTH TO DATE 0.0 2.0 -2.0 0.0  
SINCE SEP 1 0.0 2.3 -2.3 T  
SINCE JUL 1 T 2.3 -2.3 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 17 -13 15  
MONTH TO DATE 175 224 -49 156  
SINCE SEP 1 251 392 -141 222  
SINCE JUL 1 267 428 -161 228  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 1 -1 0  
SINCE SEP 1 80 63 17 137  
SINCE JAN 1 712 658 54 910    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 600 AM  
LOWEST 35 200 PM  
AVERAGE 48  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 82 1939  
2003  
MINIMUM TEMPERATURE (F) 37 20 1948  
 
SUNRISE AND SUNSET  
OCTOBER 17 2023.......SUNRISE 733 AM MDT SUNSET 625 PM MDT  
OCTOBER 18 2023.......SUNRISE 735 AM MDT SUNSET 623 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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