971  
CDUS45 KMSO 210737  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT SAT OCT 21 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR OCTOBER 20 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 76R 404 PM 72 1897 53 23 57  
MINIMUM 39 625 AM 18 1895 31 8 28  
1905  
1976  
AVERAGE 58 42 16 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.43 1899 0.04 -0.04 T  
MONTH TO DATE 0.44 0.72 -0.28 0.01  
SINCE OCT 1 0.44 0.72 -0.28 0.01  
SINCE JAN 1 12.06 11.39 0.67 8.11  
 
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 7 23 -16 22  
MONTH TO DATE 218 369 -151 212  
SINCE SEP 1 367 609 -242 329  
SINCE JUL 1 373 695 -322 332  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 11 15 -4 49  
SINCE JAN 1 536 307 229 609    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 1.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 800 AM  
LOWEST 33 400 PM  
AVERAGE 61  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 80 2003  
MINIMUM TEMPERATURE (F) 31 18 1895  
1984  
 
SUNRISE AND SUNSET  
OCTOBER 21 2023.......SUNRISE 803 AM MDT SUNSET 639 PM MDT  
OCTOBER 22 2023.......SUNRISE 804 AM MDT SUNSET 637 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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