158  
CDUS45 KMSO 312231  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
431 PM MDT TUE OCT 31 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR OCTOBER 31 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 37 259 PM 66 1967 47 -10 62  
1983  
MINIMUM 17 802 AM 1 2002 28 -11 45  
AVERAGE 27 38 -11 54  
 
PRECIPITATION (IN)  
TODAY 0.00 0.45 2015 0.04 -0.04 T  
MONTH TO DATE 0.92 1.18 -0.26 0.29  
SINCE OCT 1 0.92 1.18 -0.26 0.29  
SINCE JAN 1 12.54 11.85 0.69 8.39  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 3.0  
SINCE SEP 1 3.0  
SINCE JUL 1 3.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 38 28 10 11  
MONTH TO DATE 539 650 -111 453  
SINCE SEP 1 688 890 -202 570  
SINCE JUL 1 694 976 -282 573  
 
COOLING  
TODAY 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 W (260)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 2.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 900 AM  
LOWEST 64 300 PM  
AVERAGE 78  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 65 1953  
MINIMUM TEMPERATURE (F) 28 1 2002  
 
SUNRISE AND SUNSET  
OCTOBER 31 2023.......SUNRISE 817 AM MDT SUNSET 622 PM MDT  
NOVEMBER 1 2023......SUNRISE 819 AM MDT SUNSET 621 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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