873  
CDUS45 KMSO 280747  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
147 AM MDT SUN SEP 28 2025  
   
...............................  
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR SEPTEMBER 27 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 531 PM 89 1957 67 10 80  
MINIMUM 38 438 AM 24 1964 39 -1 38  
AVERAGE 58 53 5 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.84 1982 0.03 -0.03 0.00  
MONTH TO DATE 0.19 0.87 -0.68 1.05  
SINCE OCT 1 10.53 14.02 -3.49 11.31  
SINCE JAN 1 8.96 10.58 -1.62 9.11  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE SEP 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 12 -5 6  
MONTH TO DATE 60 201 -141 103  
SINCE SEP 1 60 201 -141 103  
SINCE JUL 1 94 287 -193 135  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 54 11 43 46  
SINCE SEP 1 54 11 43 46  
SINCE JAN 1 441 303 138 474    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 2.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 62 800 AM  
LOWEST 17 300 PM  
AVERAGE 40  
   
......................................................  
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 88 1967  
MINIMUM TEMPERATURE (F) 39 22 1984  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2025.....SUNRISE 732 AM MDT SUNSET 721 PM MDT  
SEPTEMBER 29 2025.....SUNRISE 733 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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