855  
CDUS45 KBYZ 140931  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MDT WED MAY 14 2025  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 13 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 64 206 PM 94 2013 66 -2 80  
MINIMUM 47 1159 PM 24 2004 43 4 51  
AVERAGE 56 54 2 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.75R 0.75 1962 0.07 0.68 0.03  
MONTH TO DATE 1.16 0.83 0.33 1.44  
SINCE OCT 1 9.66 7.11 2.55 7.17  
SINCE JAN 1 8.36 4.57 3.79 4.78  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.9 1995 0.0 0.0 0.0  
MONTH TO DATE T 0.6 -0.6 T  
SINCE MAR 1 16.2 16.3 -0.1 9.2  
SINCE JUL 1 64.2 57.1 7.1 35.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 11 -2 0  
MONTH TO DATE 86 169 -83 184  
SINCE MAR 1 1305 1585 -280 1524  
SINCE JUL 1 6068 6520 -452 5899  
 
COOLING  
YESTERDAY 0 0 0 1  
MONTH TO DATE 10 0 10 1  
SINCE MAR 1 10 1 9 1  
SINCE JAN 1 10 1 9 1    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 900 PM  
LOWEST 40 200 PM  
AVERAGE 70  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 96 1936  
MINIMUM TEMPERATURE (F) 43 28 1953  
 
SUNRISE AND SUNSET  
MAY 14 2025...........SUNRISE 543 AM MDT SUNSET 838 PM MDT  
MAY 15 2025...........SUNRISE 542 AM MDT SUNSET 840 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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