599  
CDUS45 KMSO 160737  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT TUE MAY 16 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR MAY 15 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 84 402 PM 92 1917 66 18 77  
MINIMUM 54 1159 PM 29 1946 40 14 34  
1948  
1974  
AVERAGE 69 53 16 56  
 
PRECIPITATION (IN)  
YESTERDAY T 0.69 2020 0.05 -0.05 0.13  
MONTH TO DATE 1.34 0.69 0.65 0.84  
SINCE OCT 1 7.03 8.25 -1.22 7.25  
SINCE JAN 1 4.17 4.81 -0.64 4.00  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE MAR 1 10.6  
SINCE JUL 1 50.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 12 -12 9  
MONTH TO DATE 92 215 -123 224  
SINCE MAR 1 1637 1696 -59 1714  
SINCE JUL 1 7049 7168 -119 6807  
 
COOLING  
YESTERDAY 4 0 4 0  
MONTH TO DATE 14 0 14 0  
SINCE MAR 1 14 0 14 0  
SINCE JAN 1 14 0 14 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 9.1  
 
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 84 1100 PM  
LOWEST 24 300 PM  
AVERAGE 54  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 90 2006  
MINIMUM TEMPERATURE (F) 40 26 1910  
1974  
 
SUNRISE AND SUNSET  
MAY 16 2023...........SUNRISE 600 AM MDT SUNSET 906 PM MDT  
MAY 17 2023...........SUNRISE 559 AM MDT SUNSET 907 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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