945  
CDUS45 KBYZ 081731  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1131 AM MDT THU MAY 08 2025  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 8 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 70 959 AM 90 1987 64 6 51  
MINIMUM 52 445 AM 26 2010 41 11 36  
AVERAGE 61 52 9 44  
 
PRECIPITATION (IN)  
TODAY 0.00 0.73 2024 0.07 -0.07 0.73  
MONTH TO DATE 0.40 0.47 -0.07 1.28  
SINCE OCT 1 8.90 6.75 2.15 7.01  
SINCE JAN 1 7.60 4.21 3.39 4.62  
 
SNOWFALL (IN)  
TODAY MM 2.6 1986 0.1 MM T  
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 MM  
 
DEGREE DAYS  
HEATING  
TODAY 4 13 -9 21  
MONTH TO DATE 78 111 -33 161  
SINCE MAR 1 1297 1527 -230 1501  
SINCE JUL 1 6060 6462 -402 5876  
 
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 (230)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 12.3  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 600 AM  
LOWEST 38 1000 AM  
AVERAGE 52  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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