264  
CDUS45 KBYZ 212240  
CLILVM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
440 PM MDT SUN SEP 21 2025  
   
...............................
 
 
   
..THE LIVINGSTON MT CLIMATE SUMMARY FOR SEPTEMBER 21 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1948 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 82 242 PM 87 1967 71 11 63  
MINIMUM 42 635 AM 19 1995 40 2 33  
AVERAGE 62 56 6 48  
 
PRECIPITATION (IN)  
TODAY 0.00 1.24 1984 0.04 -0.04 0.00  
MONTH TO DATE 0.63 0.80 -0.17 1.98  
SINCE OCT 1 11.42 14.15 -2.73 13.40  
SINCE JAN 1 9.69 11.67 -1.98 11.42  
 
DEGREE DAYS  
HEATING  
TODAY 3 10 -7 17  
MONTH TO DATE 90 145 -55 73  
SINCE SEP 1 90 145 -55 73  
SINCE JUL 1 152 242 -90 118  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 11 16 -5 25  
SINCE SEP 1 11 16 -5 25  
SINCE JAN 1 197 272 -75 347    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 500 AM  
LOWEST 21 200 PM  
AVERAGE 47  
   
......................................................
 
 
THE LIVINGSTON MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 90 1987  
MINIMUM TEMPERATURE (F) 40 22 2000  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2025.....SUNRISE 708 AM MDT SUNSET 720 PM MDT  
SEPTEMBER 22 2025.....SUNRISE 709 AM MDT SUNSET 719 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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