867  
CDUS45 KMSO 202240  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
440 PM MDT SUN AUG 20 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR AUGUST 20 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 76 259 PM 99 1940 83 -7 96  
MINIMUM 68 640 AM 36 1916 49 19 65  
AVERAGE 72 66 6 81  
 
PRECIPITATION (IN)  
TODAY 0.03 0.97 1981 0.03 0.00 T  
MONTH TO DATE 0.35 0.51 -0.16 0.01  
SINCE OCT 1 10.80 12.83 -2.03 9.83  
SINCE JAN 1 7.94 9.39 -1.45 6.58  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 0  
MONTH TO DATE 1 20 -19 0  
SINCE JUN 1 81 244 -163 130  
SINCE JUL 1 1 59 -58 0  
 
COOLING  
TODAY 7 3 4 16  
MONTH TO DATE 146 93 53 209  
SINCE JUN 1 459 267 192 486  
SINCE JAN 1 485 270 215 486    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 13.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 100 PM  
LOWEST 42 1100 AM  
AVERAGE 51  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 100 1969  
MINIMUM TEMPERATURE (F) 49 36 1904  
 
SUNRISE AND SUNSET  
AUGUST 20 2023........SUNRISE 640 AM MDT SUNSET 838 PM MDT  
AUGUST 21 2023........SUNRISE 641 AM MDT SUNSET 837 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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