729  
CDUS45 KBYZ 210330  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
930 PM MDT SAT MAY 20 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 20 2023
 
 
VALID AS OF 0900 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 84 141 PM 91 1964 69 15 50  
MINIMUM 48 453 AM 32 2003 45 3 32  
2021  
2022  
AVERAGE 66 57 9 41  
 
PRECIPITATION (IN)  
TODAY T 1.33 2011 0.08 -0.08 0.03  
MONTH TO DATE 1.56 1.39 0.17 1.16  
SINCE OCT 1 7.04 7.67 -0.63 8.37  
SINCE JAN 1 4.99 5.13 -0.14 5.61  
 
SNOWFALL (IN)  
TODAY 0.0 0.4 1987 0.0 0.0 T  
MONTH TO DATE T 0.8 -0.8 T  
SINCE MAR 1 18.6 16.5 2.1 21.5  
SINCE JUL 1 56.1 57.3 -1.2 62.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 9 -9 24  
MONTH TO DATE 146 237 -91 250  
SINCE MAR 1 1872 1653 219 1807  
SINCE JUL 1 6945 6588 357 6367  
 
COOLING  
TODAY 1 1 0 0  
MONTH TO DATE 6 1 5 0  
SINCE MAR 1 6 2 4 0  
SINCE JAN 1 6 2 4 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 9.0  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 500 AM  
LOWEST 24 100 PM  
AVERAGE 54  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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