931  
CDUS45 KBYZ 152231  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
431 PM MDT FRI AUG 15 2025  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR AUGUST 15 2025  
 
VALID TODAY AS OF 0400 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 87 259 PM 101 2023 86 1 85  
MINIMUM 59 553 AM 43 1944 58 1 57  
AVERAGE 73 72 1 71  
 
PRECIPITATION (IN)  
TODAY 0.00 0.42 1980 0.03 -0.03 0.00  
MONTH TO DATE 0.57 0.43 0.14 0.84  
SINCE OCT 1 14.54 12.51 2.03 11.27  
SINCE JAN 1 13.24 9.97 3.27 8.88  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 T  
SINCE JUN 1 T 0.0 0.0 T  
SINCE JUL 1 T 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 9  
SINCE JUN 1 87 102 -15 78  
SINCE JUL 1 16 12 4 12  
 
COOLING  
TODAY 8 8 0 6  
MONTH TO DATE 121 135 -14 112  
SINCE JUN 1 449 485 -36 551  
SINCE JAN 1 465 500 -35 552    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 600 AM  
LOWEST 29 300 PM  
AVERAGE 53  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 100 2021  
MINIMUM TEMPERATURE (F) 58 47 1939  
2002  
2012  
 
SUNRISE AND SUNSET  
AUGUST 15 2025........SUNRISE 615 AM MDT SUNSET 822 PM MDT  
AUGUST 16 2025........SUNRISE 616 AM MDT SUNSET 820 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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