272  
CDUS45 KMSO 250737  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT FRI SEP 25 2026  
   
...............................  
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR SEPTEMBER 24 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 MM 92 2014 69 15 84  
MINIMUM 43 MM 17 1926 40 3 41  
AVERAGE 64 54 10 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.18 1917 0.03 -0.03 0.00  
MONTH TO DATE 2.13 0.78 1.35 0.19  
SINCE OCT 1 16.97 13.93 3.04 10.53  
SINCE JAN 1 11.76 10.49 1.27 8.96  
 
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 1 11 -10 2  
MONTH TO DATE 148 166 -18 46  
SINCE SEP 1 148 166 -18 46  
SINCE JUL 1 175 252 -77 80  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 11 -9 54  
SINCE SEP 1 2 11 -9 54  
SINCE JAN 1 390 303 87 441    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 3.2  
 
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 93 700 AM  
LOWEST 27 500 PM  
AVERAGE 60  
   
......................................................  
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 90 2024  
MINIMUM TEMPERATURE (F) 40 15 1926  
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2026.....SUNRISE 727 AM MDT SUNSET 728 PM MDT  
SEPTEMBER 26 2026.....SUNRISE 729 AM MDT SUNSET 726 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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