888  
CDUS45 KMSO 130738  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
138 AM MDT WED SEP 13 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR SEPTEMBER 12 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 83 529 PM 91 2013 74 9 79  
MINIMUM 50 644 AM 25 2014 44 6 46  
AVERAGE 67 59 8 63  
 
PRECIPITATION (IN)  
YESTERDAY T 0.96 1896 0.03 -0.03 0.00  
MONTH TO DATE 0.59 0.39 0.20 T  
SINCE OCT 1 13.39 13.54 -0.15 9.93  
SINCE JAN 1 10.53 10.10 0.43 6.68  
 
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 7 -7 2  
MONTH TO DATE 5 62 -57 21  
SINCE SEP 1 5 62 -57 21  
SINCE JUL 1 11 148 -137 24  
 
COOLING  
YESTERDAY 2 0 2 0  
MONTH TO DATE 11 11 0 49  
SINCE SEP 1 11 11 0 49  
SINCE JAN 1 536 303 233 609    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 2.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 700 AM  
LOWEST 27 800 PM  
AVERAGE 57  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 89 1937  
2013  
MINIMUM TEMPERATURE (F) 43 27 1970  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2023.....SUNRISE 711 AM MDT SUNSET 752 PM MDT  
SEPTEMBER 14 2023.....SUNRISE 713 AM MDT SUNSET 750 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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