671  
CDUS43 KDMX 310630  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT WED MAY 31 2023  
   
...............................
 
 
   
..THE MASON CITY IA 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 88 315 PM 98 1934 75 13 89  
MINIMUM 61 348 AM 31 1930 53 8 63  
AVERAGE 75 64 11 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.83 1980 0.17 -0.17 0.29  
MONTH TO DATE 3.55 4.97 -1.42 2.57  
SINCE MAR 1 8.25 11.41 -3.16 9.70  
SINCE JAN 1 12.14 13.52 -1.38 10.82  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.3 -0.3 0.0  
SINCE MAR 1 8.4 10.3 -1.9 2.9  
SINCE JUL 1 45.0 44.4 0.6 25.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 135 241 -106 244  
SINCE MAR 1 1777 1811 -34 1916  
SINCE JUL 1 7514 7602 -88 7465  
 
COOLING  
YESTERDAY 10 2 8 11  
MONTH TO DATE 23 31 -8 68  
SINCE MAR 1 33 34 -1 68  
SINCE JAN 1 33 34 -1 68    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 11.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 1100 PM  
LOWEST 32 300 PM  
AVERAGE 50  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 104 1934  
MINIMUM TEMPERATURE (F) 53 35 1972  
 
SUNRISE AND SUNSET  
MAY 31 2023...........SUNRISE 537 AM CDT SUNSET 845 PM CDT  
JUNE 1 2023..........SUNRISE 537 AM CDT SUNSET 846 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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