572  
CDUS45 KMSO 110738  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
138 AM MDT MON SEP 11 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR SEPTEMBER 10 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 83 453 PM 92 1935 75 8 80  
MINIMUM 47 637 AM 28 1983 44 3 39  
AVERAGE 65 60 5 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.99 1942 0.04 -0.04 0.00  
MONTH TO DATE 0.59 0.33 0.26 T  
SINCE OCT 1 13.39 13.48 -0.09 9.93  
SINCE JAN 1 10.53 10.04 0.49 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 6 -6 5  
MONTH TO DATE 5 49 -44 13  
SINCE SEP 1 5 49 -44 13  
SINCE JUL 1 11 135 -124 16  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 8 10 -2 49  
SINCE SEP 1 8 10 -2 49  
SINCE JAN 1 533 302 231 609    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 600 AM  
LOWEST 23 400 PM  
AVERAGE 53  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 92 1959  
MINIMUM TEMPERATURE (F) 44 30 1964  
 
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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