237  
CDUS45 KBYZ 212237  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
437 PM MDT FRI APR 21 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR APRIL 21 2023
 
 
VALID TODAY AS OF 0400 PM 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 38 210 PM 89 1980 58 -20 52  
MINIMUM 21 522 AM 15 2008 36 -15 27  
AVERAGE 30 47 -17 40  
 
PRECIPITATION (IN)  
TODAY 0.00 0.93 2004 0.06 -0.06 0.00  
MONTH TO DATE 0.71 1.20 -0.49 0.69  
SINCE OCT 1 5.41 5.76 -0.35 5.46  
SINCE JAN 1 3.36 3.22 0.14 2.70  
 
SNOWFALL (IN)  
TODAY MM 2.3 1963 0.2 MM 0.0  
MONTH TO DATE 1.5 6.1 -4.6 14.8  
SINCE MAR 1 18.4 14.3 4.1 21.2  
SINCE JUL 1 55.9 55.1 0.8 62.5  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 35 18 17 25  
MONTH TO DATE 467 427 40 585  
SINCE MAR 1 1586 1266 320 1386  
SINCE JUL 1 6659 6201 458 5946  
 
COOLING  
TODAY 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 15 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 600 AM  
LOWEST 56 200 PM  
AVERAGE 67  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 84 1939  
MINIMUM TEMPERATURE (F) 36 17 1967  
 
SUNRISE AND SUNSET  
APRIL 21 2023.........SUNRISE 618 AM MDT SUNSET 809 PM MDT  
APRIL 22 2023.........SUNRISE 616 AM MDT SUNSET 810 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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