040  
CDUS45 KBYZ 130931  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MDT SAT MAY 13 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 12 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 61 312 PM 94 1960 66 -5 49  
MINIMUM 46 441 AM 21 1953 43 3 43  
AVERAGE 54 54 0 46  
 
PRECIPITATION (IN)  
YESTERDAY T 1.78 1995 0.08 -0.08 0.52  
MONTH TO DATE 1.15 0.76 0.39 0.80  
SINCE OCT 1 6.63 7.04 -0.41 8.01  
SINCE JAN 1 4.58 4.50 0.08 5.25  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.1 1983 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 11 11 0 19  
MONTH TO DATE 92 158 -66 161  
SINCE MAR 1 1818 1574 244 1718  
SINCE JUL 1 6891 6509 382 6278  
 
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 23 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 500 AM  
LOWEST 51 300 PM  
AVERAGE 74  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 94 2013  
MINIMUM TEMPERATURE (F) 43 24 2004  
 
SUNRISE AND SUNSET  
MAY 13 2023...........SUNRISE 545 AM MDT SUNSET 837 PM MDT  
MAY 14 2023...........SUNRISE 544 AM MDT SUNSET 838 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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