373  
CDUS45 KMSO 040747  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
147 AM MDT FRI SEP 04 2026  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR SEPTEMBER 3 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 66 204 PM 98 1950 78 -12 96  
1988  
MINIMUM 45 238 AM 31 1958 46 -1 53  
AVERAGE 56 62 -6 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.80 1909 0.04 -0.02 0.00  
MONTH TO DATE 0.13 0.10 0.03 0.00  
SINCE OCT 1 14.97 13.25 1.72 10.34  
SINCE JAN 1 9.76 9.81 -0.05 8.77  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE 0.0  
SINCE SEP 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 4 5 0  
MONTH TO DATE 18 12 6 0  
SINCE SEP 1 18 12 6 0  
SINCE JUL 1 45 98 -53 34  
 
COOLING  
YESTERDAY 0 1 -1 10  
MONTH TO DATE 2 3 -1 29  
SINCE SEP 1 2 3 -1 29  
SINCE JAN 1 390 295 95 416    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 3.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 48 700 PM  
AVERAGE 73  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 95 1967  
MINIMUM TEMPERATURE (F) 46 31 1962  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2026.....SUNRISE 700 AM MDT SUNSET 810 PM MDT  
SEPTEMBER 5 2026.....SUNRISE 701 AM MDT SUNSET 808 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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