770  
CDUS43 KDMX 270629  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
129 AM CDT WED SEP 27 2023  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 26 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 71 301 PM 89 1998 70 1 66  
MINIMUM 54 207 AM 25 1984 45 9 40  
AVERAGE 63 58 5 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.14 1.69 1924 0.11 0.03 0.00  
MONTH TO DATE 2.01 3.02 -1.01 1.26  
SINCE SEP 1 2.01 3.02 -1.01 1.26  
SINCE JAN 1 20.68 30.33 -9.65 26.52  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.0 1942 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 2 8 -6 12  
MONTH TO DATE 55 124 -69 83  
SINCE SEP 1 55 124 -69 83  
SINCE JUL 1 78 160 -82 83  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 74 53 21 53  
SINCE SEP 1 74 53 21 53  
SINCE JAN 1 691 592 99 673    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 5.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 68 400 PM  
AVERAGE 84  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 86 1963  
2013  
2021  
MINIMUM TEMPERATURE (F) 44 22 1896  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2023.....SUNRISE 706 AM CDT SUNSET 702 PM CDT  
SEPTEMBER 28 2023.....SUNRISE 707 AM CDT SUNSET 700 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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