624  
CDUS45 KBYZ 271740  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1140 AM MDT SAT MAY 27 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 27 2023
 
 
VALID AS OF 1100 AM 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 65 945 AM 91 1936 71 -6 81  
1969  
MINIMUM 50 436 AM 35 1954 48 2 56  
AVERAGE 58 59 -1 69  
 
PRECIPITATION (IN)  
TODAY 0.00 1.50 1987 0.09 -0.09 T  
MONTH TO DATE 2.67 2.00 0.67 1.17  
SINCE OCT 1 8.15 8.28 -0.13 8.38  
SINCE JAN 1 6.10 5.74 0.36 5.62  
 
SNOWFALL (IN)  
TODAY MM T 1955 0.0 MM 0.0  
2013  
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 MM  
 
DEGREE DAYS  
HEATING  
TODAY 7 7 0 0  
MONTH TO DATE 160 290 -130 321  
SINCE MAR 1 1886 1706 180 1878  
SINCE JUL 1 6959 6641 318 6438  
 
COOLING  
TODAY 0 1 -1 4  
MONTH TO DATE 19 8 11 4  
SINCE MAR 1 19 9 10 4  
SINCE JAN 1 19 9 10 4    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 84 1200 AM  
AVERAGE 92  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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