605  
CDUS45 KBYZ 290331  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
931 PM MDT MON SEP 28 2026  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 28 2026  
 
VALID AS OF 0900 PM 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 68 226 PM 92 2010 68 0 82  
MINIMUM 44 706 AM 26 1984 44 0 48  
AVERAGE 56 56 0 65  
 
PRECIPITATION (IN)  
TODAY 0.00 0.40 2019 0.05 -0.05 0.00  
MONTH TO DATE 4.63 1.27 3.36 0.90  
SINCE OCT 1 16.28 14.22 2.06 15.66  
SINCE JAN 1 12.40 11.68 0.72 14.36  
 
SNOWFALL (IN)  
TODAY 0.0 1.3 1965 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE SEP 1 0.0 0.2 -0.2 0.0  
SINCE JUL 1 0.0 0.2 -0.2 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 9 10 -1 0  
MONTH TO DATE 92 148 -56 47  
SINCE SEP 1 92 148 -56 47  
SINCE JUL 1 100 184 -84 63  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 50 61 -11 64  
SINCE SEP 1 50 61 -11 64  
SINCE JAN 1 837 656 181 649    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 500 AM  
LOWEST 36 100 PM  
AVERAGE 58  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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