741  
CDUS45 KBYZ 312231  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
431 PM MDT WED MAY 31 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 31 2023
 
 
VALID TODAY AS OF 0400 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 82 148 PM 92 1936 72 10 61  
1940  
2020  
MINIMUM 54 447 AM 32 1951 49 5 45  
1982  
AVERAGE 68 60 8 53  
 
PRECIPITATION (IN)  
TODAY 0.00 0.90 1951 0.09 -0.09 0.00  
MONTH TO DATE 2.84 2.36 0.48 2.08  
SINCE OCT 1 8.32 8.64 -0.32 9.29  
SINCE JAN 1 6.27 6.10 0.17 6.53  
 
SNOWFALL (IN)  
TODAY 0.0 4.0 1951 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  
TODAY 0 6 -6 12  
MONTH TO DATE 157 314 -157 362  
SINCE MAR 1 1883 1730 153 1919  
SINCE JUL 1 6956 6665 291 6479  
 
COOLING  
TODAY 3 1 2 0  
MONTH TO DATE 28 14 14 4  
SINCE MAR 1 28 15 13 4  
SINCE JAN 1 28 15 13 4    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 500 AM  
LOWEST 30 300 PM  
AVERAGE 55  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 92 1977  
MINIMUM TEMPERATURE (F) 49 32 1951  
 
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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