245  
CDUS45 KMSO 260737  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT SAT SEP 26 2026  
   
...............................  
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR SEPTEMBER 25 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 75 102 PM 90 2024 68 7 86  
MINIMUM 43 1140 PM 15 1926 40 3 41  
AVERAGE 59 54 5 64  
 
PRECIPITATION (IN)  
YESTERDAY T 1.03 1908 0.03 -0.03 0.00  
MONTH TO DATE 2.13 0.81 1.32 0.19  
SINCE OCT 1 16.97 13.96 3.01 10.53  
SINCE JAN 1 11.76 10.52 1.24 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 6 11 -5 1  
MONTH TO DATE 154 177 -23 47  
SINCE SEP 1 154 177 -23 47  
SINCE JUL 1 181 263 -82 81  
 
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 33 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1100 PM  
LOWEST 34 100 PM  
AVERAGE 64  
   
......................................................  
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 87 1899  
MINIMUM TEMPERATURE (F) 39 21 1926  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2026.....SUNRISE 729 AM MDT SUNSET 726 PM MDT  
SEPTEMBER 27 2026.....SUNRISE 730 AM MDT SUNSET 724 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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