822  
CDUS45 KBYZ 200942  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
342 AM MDT SUN JUL 20 2025  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR JULY 19 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 92 151 PM 107 2021 89 3 92  
MINIMUM 60 445 AM 41 1972 60 0 65  
AVERAGE 76 74 2 79  
 
PRECIPITATION (IN)  
YESTERDAY T 0.67 1972 0.04 -0.04 0.00  
MONTH TO DATE 0.75 0.82 -0.07 0.23  
SINCE OCT 1 13.77 11.68 2.09 10.43  
SINCE JAN 1 12.47 9.14 3.33 8.04  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE JUN 1 0.0 0.0 0.0 T  
SINCE JUL 1 0.0 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 16 9 7 3  
SINCE JUN 1 87 99 -12 69  
SINCE JUL 1 16 9 7 3  
 
COOLING  
YESTERDAY 11 10 1 14  
MONTH TO DATE 162 149 13 186  
SINCE JUN 1 243 230 13 282  
SINCE JAN 1 259 245 14 283    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 600 AM  
LOWEST 17 200 PM  
AVERAGE 49  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 103 1960  
MINIMUM TEMPERATURE (F) 60 46 1972  
 
SUNRISE AND SUNSET  
JULY 20 2025..........SUNRISE 544 AM MDT SUNSET 856 PM MDT  
JULY 21 2025..........SUNRISE 545 AM MDT SUNSET 855 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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