180  
CDUS45 KBYZ 211730  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1130 AM MDT FRI APR 21 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR APRIL 21 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 32 948 AM 89 1980 58 -26 52  
MINIMUM 21 522 AM 15 2008 36 -15 27  
AVERAGE 27 47 -20 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 38 18 20 25  
MONTH TO DATE 470 427 43 585  
SINCE MAR 1 1589 1266 323 1386  
SINCE JUL 1 6662 6201 461 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 7 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 600 AM  
LOWEST 63 900 AM  
AVERAGE 71  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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