651  
CDUS45 KBYZ 201730  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1130 AM MDT FRI OCT 20 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 20 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 67 959 AM 82 1947 57 10 80  
MINIMUM 54 722 AM 20 1949 35 19 48  
AVERAGE 61 46 15 64  
 
PRECIPITATION (IN)  
TODAY 0.00 0.53 1949 0.04 -0.04 0.00  
MONTH TO DATE 1.25 1.00 0.25 0.39  
SINCE OCT 1 1.25 1.00 0.25 0.39  
SINCE JAN 1 16.32 12.77 3.55 13.62  
 
SNOWFALL (IN)  
TODAY 0.0 9.3 1949 0.1 -0.1 0.0  
MONTH TO DATE 0.0 2.6 -2.6 0.0  
SINCE SEP 1 0.0 2.9 -2.9 T  
SINCE JUL 1 T 2.9 -2.9 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 4 19 -15 1  
MONTH TO DATE 189 298 -109 177  
SINCE SEP 1 265 466 -201 243  
SINCE JUL 1 281 502 -221 249  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 1 1 0 0  
SINCE SEP 1 81 63 18 137  
SINCE JAN 1 713 658 55 910    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 16.2  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 47 300 AM  
LOWEST 36 1000 AM  
AVERAGE 42  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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