185  
CDUS43 KDMX 020628  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
128 AM CDT MON OCT 02 2023  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR OCTOBER 1 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 90 316 PM 92 1976 68 22 73  
MINIMUM 60 616 AM 19 2003 43 17 47  
AVERAGE 75 55 20 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.94 2019 0.11 -0.11 T  
MONTH TO DATE 0.00 0.11 -0.11 T  
SINCE SEP 1 2.05 3.56 -1.51 1.26  
SINCE JAN 1 20.72 30.87 -10.15 26.52  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.3 1999 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 0 10 -10 5  
MONTH TO DATE 0 10 -10 5  
SINCE SEP 1 55 174 -119 153  
SINCE JUL 1 78 210 -132 153  
 
COOLING  
YESTERDAY 10 1 9 0  
MONTH TO DATE 10 1 9 0  
SINCE SEP 1 107 58 49 53  
SINCE JAN 1 724 597 127 673    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 11.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 600 AM  
LOWEST 26 400 PM  
AVERAGE 58  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 92 1997  
MINIMUM TEMPERATURE (F) 42 16 2003  
 
SUNRISE AND SUNSET  
OCTOBER 2 2023.......SUNRISE 712 AM CDT SUNSET 653 PM CDT  
OCTOBER 3 2023.......SUNRISE 713 AM CDT SUNSET 651 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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