010  
CDUS45 KBYZ 211744  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1144 AM MDT TUE MAY 21 2024  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 21 2024
 
 
VALID AS OF 1100 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 54 951 AM 91 1980 69 -15 84  
MINIMUM 41 607 AM 31 1963 46 -5 54  
2021  
AVERAGE 48 57 -9 69  
 
PRECIPITATION (IN)  
TODAY 0.00 2.83 1952 0.09 -0.09 T  
MONTH TO DATE 1.69 1.48 0.21 1.56  
SINCE OCT 1 7.42 7.76 -0.34 7.04  
SINCE JAN 1 5.03 5.22 -0.19 4.99  
 
SNOWFALL (IN)  
TODAY MM T 1999 0.0 MM 0.0  
2016  
2021  
MONTH TO DATE T 0.8 -0.8 T  
SINCE MAR 1 9.2 16.5 -7.3 18.6  
SINCE JUL 1 35.0 57.3 -22.3 56.1  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 17 8 9 0  
MONTH TO DATE 265 245 20 146  
SINCE MAR 1 1605 1661 -56 1872  
SINCE JUL 1 5980 6596 -616 6945  
 
COOLING  
TODAY 0 1 -1 4  
MONTH TO DATE 1 2 -1 10  
SINCE MAR 1 1 3 -2 10  
SINCE JAN 1 1 3 -2 10    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 1200 AM  
LOWEST 52 1000 AM  
AVERAGE 67  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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