484  
CDUS45 KBYZ 291730  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1130 AM MDT THU MAY 29 2025  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 29 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 65 955 AM 94 2003 71 -6 72  
MINIMUM 48 501 AM 35 1959 48 0 48  
AVERAGE 57 60 -3 60  
 
PRECIPITATION (IN)  
TODAY 0.00 1.27 1964 0.09 -0.09 0.14  
MONTH TO DATE 2.60 2.17 0.43 3.87  
SINCE OCT 1 11.10 8.45 2.65 9.60  
SINCE JAN 1 9.80 5.91 3.89 7.21  
 
SNOWFALL (IN)  
TODAY MM T 1982 0.0 MM 0.0  
MONTH TO DATE T 0.9 -0.9 T  
SINCE MAR 1 16.2 16.6 -0.4 9.2  
SINCE JUL 1 64.2 57.4 6.8 35.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 8 6 2 5  
MONTH TO DATE 230 302 -72 333  
SINCE MAR 1 1449 1718 -269 1673  
SINCE JUL 1 6212 6653 -441 6048  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 10 10 0 1  
SINCE MAR 1 10 11 -1 1  
SINCE JAN 1 10 11 -1 1    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 400 AM  
LOWEST 54 1000 AM  
AVERAGE 70  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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