471  
CDUS45 KBYZ 101730  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1130 AM MDT SAT MAY 10 2025  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 10 2025
 
 
VALID AS OF 1100 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 74 959 AM 85 1940 65 9 70  
MINIMUM 53 422 AM 25 1967 42 11 42  
AVERAGE 64 53 11 56  
 
PRECIPITATION (IN)  
TODAY 0.00 1.51 2011 0.08 -0.08 0.00  
MONTH TO DATE 0.40 0.61 -0.21 1.41  
SINCE OCT 1 8.90 6.89 2.01 7.14  
SINCE JAN 1 7.60 4.35 3.25 4.75  
 
SNOWFALL (IN)  
TODAY 0.0 5.7 1967 0.0 0.0 0.0  
MONTH TO DATE T 0.5 -0.5 T  
SINCE MAR 1 16.2 16.2 0.0 9.2  
SINCE JUL 1 64.2 57.0 7.2 35.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 1 12 -11 9  
MONTH TO DATE 78 135 -57 183  
SINCE MAR 1 1297 1551 -254 1523  
SINCE JUL 1 6060 6486 -426 5898  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 1 -1 0  
SINCE JAN 1 0 1 -1 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 11.3  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 300 AM  
LOWEST 38 900 AM  
AVERAGE 62  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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