400  
CDUS45 KBYZ 021730  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1130 AM MDT FRI MAY 02 2025  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 2 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 56 959 AM 90 1985 62 -6 49  
MINIMUM 37 531 AM 14 1954 39 -2 34  
AVERAGE 47 50 -3 42  
 
PRECIPITATION (IN)  
TODAY 0.00 0.70 1955 0.05 -0.05 0.00  
MONTH TO DATE T 0.11 -0.11 0.08  
SINCE OCT 1 8.50 6.39 2.11 5.81  
SINCE JAN 1 7.20 3.85 3.35 3.42  
 
SNOWFALL (IN)  
TODAY 0.0 1.2 1967 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.2 -0.2 T  
SINCE MAR 1 16.2 15.9 0.3 9.2  
SINCE JUL 1 64.2 56.7 7.5 35.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 18 15 3 23  
MONTH TO DATE 30 30 0 46  
SINCE MAR 1 1249 1446 -197 1386  
SINCE JUL 1 6012 6381 -369 5761  
 
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 13 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 8.0  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 500 AM  
LOWEST 41 1200 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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