252  
CDUS45 KMSO 180737  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT TUE JUL 18 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR JULY 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 89 247 PM 103 1919 87 2 97  
MINIMUM 56 526 AM 35 1914 52 4 59  
AVERAGE 73 69 4 78  
 
PRECIPITATION (IN)  
YESTERDAY T 0.69 2012 0.02 -0.02 0.00  
MONTH TO DATE 0.06 0.54 -0.48 0.23  
SINCE OCT 1 10.35 12.01 -1.66 9.78  
SINCE JAN 1 7.49 8.57 -1.08 6.53  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 31 -31 0  
SINCE JUN 1 80 216 -136 130  
SINCE JUL 1 0 31 -31 0  
 
COOLING  
YESTERDAY 8 5 3 13  
MONTH TO DATE 106 63 43 116  
SINCE JUN 1 165 91 74 141  
SINCE JAN 1 191 94 97 141    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 65 800 AM  
LOWEST 15 600 PM  
AVERAGE 40  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 102 1960  
2007  
MINIMUM TEMPERATURE (F) 52 37 1986  
 
SUNRISE AND SUNSET  
JULY 18 2023..........SUNRISE 600 AM MDT SUNSET 925 PM MDT  
JULY 19 2023..........SUNRISE 601 AM MDT SUNSET 924 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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