509  
CDUS45 KBYZ 140937  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
337 AM MDT SUN MAY 14 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 13 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 54 914 AM 94 2013 66 -12 64  
MINIMUM 47 1159 PM 24 2004 43 4 40  
AVERAGE 51 54 -3 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.26 0.75 1962 0.07 0.19 0.01  
MONTH TO DATE 1.41 0.83 0.58 0.81  
SINCE OCT 1 6.89 7.11 -0.22 8.02  
SINCE JAN 1 4.84 4.57 0.27 5.26  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.9 1995 0.0 0.0 0.0  
MONTH TO DATE T 0.6 -0.6 T  
SINCE MAR 1 18.6 16.3 2.3 21.5  
SINCE JUL 1 56.1 57.1 -1.0 62.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 11 3 13  
MONTH TO DATE 106 169 -63 174  
SINCE MAR 1 1832 1585 247 1731  
SINCE JUL 1 6905 6520 385 6291  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE MAR 1 1 1 0 0  
SINCE JAN 1 1 1 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 700 PM  
LOWEST 74 1000 AM  
AVERAGE 87  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 96 1936  
MINIMUM TEMPERATURE (F) 43 28 1953  
 
SUNRISE AND SUNSET  
MAY 14 2023...........SUNRISE 544 AM MDT SUNSET 838 PM MDT  
MAY 15 2023...........SUNRISE 543 AM MDT SUNSET 839 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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