551  
CDUS45 KMSO 210737  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT FRI JUL 21 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR JULY 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 97 409 PM 102 1960 88 9 95  
MINIMUM 53 535 AM 38 1901 52 1 48  
AVERAGE 75 70 5 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.47 1983 0.02 -0.02 0.00  
MONTH TO DATE 0.06 0.61 -0.55 0.23  
SINCE OCT 1 10.35 12.08 -1.73 9.78  
SINCE JAN 1 7.49 8.64 -1.15 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 34 -34 0  
SINCE JUN 1 80 219 -139 130  
SINCE JUL 1 0 34 -34 0  
 
COOLING  
YESTERDAY 10 6 4 7  
MONTH TO DATE 127 80 47 131  
SINCE JUN 1 186 108 78 156  
SINCE JAN 1 212 111 101 156    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 3.7  
 
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 74 500 AM  
LOWEST 13 200 PM  
AVERAGE 44  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 103 1936  
MINIMUM TEMPERATURE (F) 53 38 1914  
 
SUNRISE AND SUNSET  
JULY 21 2023..........SUNRISE 603 AM MDT SUNSET 922 PM MDT  
JULY 22 2023..........SUNRISE 604 AM MDT SUNSET 921 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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