301  
CDUS45 KBYZ 180932  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
332 AM MDT FRI APR 18 2025  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR APRIL 17 2025
 
 
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)  
YESTERDAY  
MAXIMUM 35 114 PM 84 1987 57 -22 47  
1994  
MINIMUM 30 1159 PM 16 2013 35 -5 29  
AVERAGE 33 46 -13 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.34 1.33 1941 0.06 0.28 0.11  
MONTH TO DATE 1.68 0.97 0.71 1.16  
SINCE OCT 1 6.80 5.53 1.27 5.33  
SINCE JAN 1 5.50 2.99 2.51 2.94  
 
SNOWFALL (IN)  
YESTERDAY 3.5 16.0 1941 0.3 3.2 0.1  
MONTH TO DATE 8.9 5.2 3.7 4.4  
SINCE MAR 1 16.2 13.4 2.8 9.2  
SINCE JUL 1 64.2 54.2 10.0 35.0  
SNOW DEPTH 5  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 19 13 27  
MONTH TO DATE 306 353 -47 252  
SINCE MAR 1 995 1192 -197 1120  
SINCE JUL 1 5758 6127 -369 5495  
 
COOLING  
YESTERDAY 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 23 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 81 600 PM  
AVERAGE 91  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 83 1936  
MINIMUM TEMPERATURE (F) 35 18 1951  
 
SUNRISE AND SUNSET  
APRIL 18 2025.........SUNRISE 622 AM MDT SUNSET 805 PM MDT  
APRIL 19 2025.........SUNRISE 621 AM MDT SUNSET 807 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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