629  
CDUS45 KMSO 150737  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT MON MAY 15 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR MAY 14 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 75 519 PM 88 1939 66 9 55  
MINIMUM 54 1228 AM 29 1896 39 15 36  
1916  
1995  
AVERAGE 65 53 12 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.59 1955 0.06 -0.06 0.01  
MONTH TO DATE 1.34 0.64 0.70 0.71  
SINCE OCT 1 7.03 8.20 -1.17 7.12  
SINCE JAN 1 4.17 4.76 -0.59 3.87  
 
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 19  
MONTH TO DATE 92 203 -111 215  
SINCE MAR 1 1637 1684 -47 1705  
SINCE JUL 1 7049 7156 -107 6798  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 10 0 10 0  
SINCE MAR 1 10 0 10 0  
SINCE JAN 1 10 0 10 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 13.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 500 AM  
LOWEST 36 300 PM  
AVERAGE 48  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 92 1917  
MINIMUM TEMPERATURE (F) 40 29 1946  
1948  
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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