158  
CDUS45 KBYZ 311730  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1130 AM MDT FRI JUL 31 2026  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR JULY 31 2026
 
 
VALID AS OF 1100 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 84 959 AM 104 1989 89 -5 85  
MINIMUM 68 551 AM 47 1968 61 7 61  
1995  
AVERAGE 76 75 1 73  
 
PRECIPITATION (IN)  
TODAY 0.05 0.64 1998 0.03 0.02 0.00  
MONTH TO DATE 1.19 1.22 -0.03 0.95  
SINCE OCT 1 10.78 12.08 -1.30 13.97  
SINCE JAN 1 6.90 9.54 -2.64 12.67  
 
SNOWFALL (IN)  
TODAY MM T 1998 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 T 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 9 -9 16  
SINCE JUN 1 93 99 -6 87  
SINCE JUL 1 0 9 -9 16  
 
COOLING  
TODAY 11 10 1 8  
MONTH TO DATE 429 269 160 247  
SINCE JUN 1 461 350 111 328  
SINCE JAN 1 517 365 152 344    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 300 AM  
LOWEST 35 1000 AM  
AVERAGE 47  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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