540  
CDUS45 KMSO 020740  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
140 AM MDT WED SEP 02 2026  
   
...............................  
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR SEPTEMBER 1 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 88 MM 99 1967 79 9 96  
MINIMUM 45 MM 33 2006 47 -2 52  
AVERAGE 67 63 4 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.99 1910 0.03 -0.02 0.00  
MONTH TO DATE 0.01 0.03 -0.02 0.00  
SINCE OCT 1 14.85 13.18 1.67 10.34  
SINCE JAN 1 9.64 9.74 -0.10 8.77  
 
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 0 4 -4 0  
MONTH TO DATE 0 4 -4 0  
SINCE SEP 1 0 4 -4 0  
SINCE JUL 1 27 90 -63 34  
 
COOLING  
YESTERDAY 2 1 1 9  
MONTH TO DATE 2 1 1 9  
SINCE SEP 1 2 1 1 9  
SINCE JAN 1 390 293 97 396    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 900 PM  
LOWEST 15 400 PM  
AVERAGE 47  
   
......................................................  
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 97 2017  
2022  
MINIMUM TEMPERATURE (F) 46 34 1913  
1973  
 
SUNRISE AND SUNSET  
SEPTEMBER 2 2026.....SUNRISE 657 AM MDT SUNSET 814 PM MDT  
SEPTEMBER 3 2026.....SUNRISE 659 AM MDT SUNSET 812 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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