116  
CDUS45 KMSO 112232  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
432 PM MDT MON SEP 11 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR SEPTEMBER 11 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 81 259 PM 92 1959 75 6 79  
MINIMUM 46 636 AM 30 1964 44 2 38  
AVERAGE 64 59 5 59  
 
PRECIPITATION (IN)  
TODAY 0.00 0.80 1927 0.03 -0.03 0.00  
MONTH TO DATE 0.59 0.36 0.23 T  
SINCE OCT 1 13.39 13.51 -0.12 9.93  
SINCE JAN 1 10.53 10.07 0.46 6.68  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE SEP 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 1 6 -5 6  
MONTH TO DATE 6 55 -49 19  
SINCE SEP 1 6 55 -49 19  
SINCE JUL 1 12 141 -129 22  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 8 11 -3 49  
SINCE SEP 1 8 11 -3 49  
SINCE JAN 1 533 303 230 609    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 5 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 7 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 0.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 700 AM  
LOWEST 32 300 PM  
AVERAGE 58  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 91 2013  
MINIMUM TEMPERATURE (F) 44 25 2014  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2023.....SUNRISE 709 AM MDT SUNSET 756 PM MDT  
SEPTEMBER 12 2023.....SUNRISE 710 AM MDT SUNSET 754 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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