569  
CDUS45 KBYZ 230340  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
940 PM MDT THU OCT 22 2020  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 22 2020
 
 
VALID AS OF 0900 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1934 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 30 1206 AM 80 1939 57 -27 63  
MINIMUM 20R 604 PM 20 2002 35 -15 37  
AVERAGE 25 46 -21 50  
 
PRECIPITATION (IN)  
TODAY 0.20 0.31 1975 0.03 0.17 0.03  
MONTH TO DATE 1.90 0.92 0.98 0.47  
SINCE OCT 1 1.90 0.92 0.98 0.47  
SINCE JAN 1 12.18 12.27 -0.09 17.63  
 
SNOWFALL (IN)  
TODAY MM 4.0 1955 0.2 MM 0.0  
MONTH TO DATE 12.1 2.8 9.3 6.2  
SINCE SEP 1 12.1 3.9 8.2 6.3  
SINCE JUL 1 12.1 3.9 8.2 6.3  
SNOW DEPTH 5  
 
DEGREE DAYS  
HEATING  
TODAY 40 19 21 15  
MONTH TO DATE 338 335 3 450  
SINCE SEP 1 465 527 -62 634  
SINCE JUL 1 478 559 -81 649  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 10 0 10 0  
SINCE SEP 1 81 51 30 92  
SINCE JAN 1 761 633 128 682    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 11.2  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 1200 AM  
LOWEST 71 1000 AM  
AVERAGE 82  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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