687  
CDUS45 KBYZ 200940  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT THU APR 20 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR APRIL 19 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 40 1212 AM 87 1962 58 -18 62  
MINIMUM 32 1008 AM 11 1951 35 -3 33  
AVERAGE 36 46 -10 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 1.04 2007 0.06 0.03 T  
MONTH TO DATE 0.71 1.08 -0.37 0.69  
SINCE OCT 1 5.41 5.64 -0.23 5.46  
SINCE JAN 1 3.36 3.10 0.26 2.70  
 
SNOWFALL (IN)  
YESTERDAY T 5.3 2005 0.2 -0.2 0.0  
MONTH TO DATE 1.5 5.6 -4.1 14.8  
SINCE MAR 1 18.4 13.8 4.6 21.2  
SINCE JUL 1 55.9 54.6 1.3 62.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 19 10 17  
MONTH TO DATE 401 391 10 538  
SINCE MAR 1 1520 1230 290 1339  
SINCE JUL 1 6593 6165 428 5899  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 20.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
BLOWING SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 200 PM  
LOWEST 42 200 AM  
AVERAGE 67  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 90 1980  
MINIMUM TEMPERATURE (F) 36 17 1966  
 
SUNRISE AND SUNSET  
APRIL 20 2023.........SUNRISE 620 AM MDT SUNSET 807 PM MDT  
APRIL 21 2023.........SUNRISE 618 AM MDT SUNSET 809 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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