415  
CDUS43 KDMX 100634  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
134 AM CDT TUE OCT 10 2023  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR OCTOBER 9 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 57 308 PM 89 2010 64 -7 70  
MINIMUM 32 605 AM 19 1915 39 -7 39  
AVERAGE 45 52 -7 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.83 1968 0.09 -0.09 0.00  
MONTH TO DATE 0.14 0.86 -0.72 0.03  
SINCE SEP 1 2.19 4.31 -2.12 1.29  
SINCE JAN 1 20.86 31.62 -10.76 26.55  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 14 6 10  
MONTH TO DATE 85 108 -23 98  
SINCE SEP 1 140 272 -132 246  
SINCE JUL 1 163 308 -145 246  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 24 2 22 0  
SINCE SEP 1 121 59 62 53  
SINCE JAN 1 738 598 140 673    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 9.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 400 AM  
LOWEST 37 200 PM  
AVERAGE 63  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 87 1928  
MINIMUM TEMPERATURE (F) 39 20 1987  
 
SUNRISE AND SUNSET  
OCTOBER 10 2023.......SUNRISE 721 AM CDT SUNSET 639 PM CDT  
OCTOBER 11 2023.......SUNRISE 722 AM CDT SUNSET 637 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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