334  
CDUS45 KBYZ 310940  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT WED MAY 31 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 30 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 82 432 PM 95 1984 72 10 57  
MINIMUM 55 441 AM 36 1982 48 7 49  
AVERAGE 69 60 9 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.77 1971 0.10 -0.10 0.07  
MONTH TO DATE 2.84 2.27 0.57 2.08  
SINCE OCT 1 8.32 8.55 -0.23 9.29  
SINCE JAN 1 6.27 6.01 0.26 6.53  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1998 0.0 0.0 0.0  
MONTH TO DATE T 0.9 -0.9 T  
SINCE MAR 1 18.6 16.6 2.0 21.5  
SINCE JUL 1 56.1 57.4 -1.3 62.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6 -6 12  
MONTH TO DATE 157 308 -151 350  
SINCE MAR 1 1883 1724 159 1907  
SINCE JUL 1 6956 6659 297 6467  
 
COOLING  
YESTERDAY 4 1 3 0  
MONTH TO DATE 25 11 14 4  
SINCE MAR 1 25 12 13 4  
SINCE JAN 1 25 12 13 4    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 300 AM  
LOWEST 23 400 PM  
AVERAGE 48  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 92 1936  
1940  
2020  
MINIMUM TEMPERATURE (F) 49 32 1951  
1982  
 
SUNRISE AND SUNSET  
MAY 31 2023...........SUNRISE 528 AM MDT SUNSET 856 PM MDT  
JUNE 1 2023..........SUNRISE 528 AM MDT SUNSET 857 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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