476  
CDUS45 KMSO 152231  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
431 PM MDT MON MAY 15 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR MAY 15 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 83 247 PM 92 1917 66 17 77  
MINIMUM 57 626 AM 29 1946 40 17 34  
1948  
1974  
AVERAGE 70 53 17 56  
 
PRECIPITATION (IN)  
TODAY 0.00 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)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE MAR 1 10.6  
SINCE JUL 1 50.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 5 0 5 0  
MONTH TO DATE 15 0 15 0  
SINCE MAR 1 15 0 15 0  
SINCE JAN 1 15 0 15 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 500 AM  
LOWEST 24 300 PM  
AVERAGE 47  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 90 2006  
MINIMUM TEMPERATURE (F) 40 26 1910  
1974  
 
SUNRISE AND SUNSET  
MAY 15 2023...........SUNRISE 601 AM MDT SUNSET 905 PM MDT  
MAY 16 2023...........SUNRISE 600 AM MDT SUNSET 906 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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