289  
CDUS45 KMSO 310741  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
141 AM MDT WED MAY 31 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR MAY 30 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 83 436 PM 95 1936 69 14 63  
1986  
MINIMUM 47 307 AM 28 1914 44 3 49  
AVERAGE 65 56 9 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.60 1908 0.08 -0.08 T  
MONTH TO DATE 2.53 1.69 0.84 1.12  
SINCE OCT 1 8.22 9.25 -1.03 7.53  
SINCE JAN 1 5.36 5.81 -0.45 4.28  
 
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 9 -9 9  
MONTH TO DATE 133 367 -234 391  
SINCE MAR 1 1678 1848 -170 1881  
SINCE JUL 1 7090 7320 -230 6974  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 25 0 25 0  
SINCE MAR 1 25 0 25 0  
SINCE JAN 1 25 0 25 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 500 AM  
LOWEST 23 400 PM  
AVERAGE 56  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 92 1956  
1986  
MINIMUM TEMPERATURE (F) 44 30 1920  
1950  
1965  
 
SUNRISE AND SUNSET  
MAY 31 2023...........SUNRISE 546 AM MDT SUNSET 922 PM MDT  
JUNE 1 2023..........SUNRISE 546 AM MDT SUNSET 923 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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