125  
CDUS45 KBYZ 210340  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
940 PM MDT SUN APR 20 2025  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR APRIL 20 2025
 
 
VALID AS OF 0900 PM 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 63 322 PM 90 1980 58 5 48  
MINIMUM 46 518 AM 17 1966 36 10 22  
AVERAGE 55 47 8 35  
 
PRECIPITATION (IN)  
TODAY T 0.55 2005 0.06 -0.06 0.00  
MONTH TO DATE 1.68 1.14 0.54 1.16  
SINCE OCT 1 6.80 5.70 1.10 5.33  
SINCE JAN 1 5.50 3.16 2.34 2.94  
 
SNOWFALL (IN)  
TODAY MM 7.5 2005 0.3 MM 0.0  
MONTH TO DATE 8.9 5.9 3.0 4.4  
SINCE MAR 1 16.2 14.1 2.1 9.2  
SINCE JUL 1 64.2 54.9 9.3 35.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 10 18 -8 30  
MONTH TO DATE 365 409 -44 343  
SINCE MAR 1 1054 1248 -194 1211  
SINCE JUL 1 5817 6183 -366 5586  
 
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 17 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 200 AM  
LOWEST 26 500 PM  
AVERAGE 49  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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