460  
CDUS45 KMSO 180737  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT WED OCT 18 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR OCTOBER 17 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 62 337 PM 75 2003 55 7 69  
2021  
MINIMUM 39 1107 PM 10 1905 32 7 31  
AVERAGE 51 43 8 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.38 2020 0.04 -0.02 0.00  
MONTH TO DATE 0.44 0.59 -0.15 0.01  
SINCE OCT 1 0.44 0.59 -0.15 0.01  
SINCE JAN 1 12.06 11.26 0.80 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 14 22 -8 15  
MONTH TO DATE 188 302 -114 161  
SINCE SEP 1 337 542 -205 278  
SINCE JUL 1 343 628 -285 281  
 
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 26 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 700 AM  
LOWEST 30 300 PM  
AVERAGE 55  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 75 1936  
1973  
MINIMUM TEMPERATURE (F) 32 12 1905  
 
SUNRISE AND SUNSET  
OCTOBER 18 2023.......SUNRISE 758 AM MDT SUNSET 644 PM MDT  
OCTOBER 19 2023.......SUNRISE 800 AM MDT SUNSET 642 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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