762  
CDUS45 KBYZ 181730  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1130 AM MDT FRI APR 18 2025  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR APRIL 18 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 35 959 AM 83 1936 57 -22 46  
MINIMUM 25 503 AM 18 1951 35 -10 23  
AVERAGE 30 46 -16 35  
 
PRECIPITATION (IN)  
TODAY 0.00 0.97 2005 0.05 -0.05 0.00  
MONTH TO DATE 1.68 1.02 0.66 1.16  
SINCE OCT 1 6.80 5.58 1.22 5.33  
SINCE JAN 1 5.50 3.04 2.46 2.94  
 
SNOWFALL (IN)  
TODAY MM 6.4 2002 0.2 MM 0.0  
MONTH TO DATE 8.9 5.4 3.5 4.4  
SINCE MAR 1 16.2 13.6 2.6 9.2  
SINCE JUL 1 64.2 54.4 9.8 35.0  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
TODAY 35 19 16 30  
MONTH TO DATE 341 372 -31 282  
SINCE MAR 1 1030 1211 -181 1150  
SINCE JUL 1 5793 6146 -353 5525  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 9.0  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 1200 AM  
LOWEST 61 900 AM  
AVERAGE 77  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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