170  
CDUS45 KBYZ 251740  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1140 AM MDT THU MAY 25 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 25 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 67 956 AM 88 1983 70 -3 74  
MINIMUM 54 620 AM 31 2012 47 7 45  
AVERAGE 61 58 3 60  
 
PRECIPITATION (IN)  
TODAY T 0.81 1980 0.09 -0.09 0.00  
MONTH TO DATE 2.56 1.82 0.74 1.17  
SINCE OCT 1 8.04 8.10 -0.06 8.38  
SINCE JAN 1 5.99 5.56 0.43 5.62  
 
SNOWFALL (IN)  
TODAY MM 2.2 2012 0.0 MM 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 MM  
 
DEGREE DAYS  
HEATING  
TODAY 4 7 -3 5  
MONTH TO DATE 150 276 -126 320  
SINCE MAR 1 1876 1692 184 1877  
SINCE JUL 1 6949 6627 322 6437  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 19 6 13 0  
SINCE MAR 1 19 7 12 0  
SINCE JAN 1 19 7 12 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 200 AM  
LOWEST 63 1000 AM  
AVERAGE 80  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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