202  
CDUS43 KDMX 280646  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
146 AM CDT THU SEP 28 2023  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 27 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 73 226 PM 86 1963 70 3 63  
2013  
2021  
MINIMUM 57 142 AM 22 1896 44 13 30  
AVERAGE 65 57 8 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 1.52 1965 0.11 -0.07 0.00  
MONTH TO DATE 2.05 3.13 -1.08 1.26  
SINCE SEP 1 2.05 3.13 -1.08 1.26  
SINCE JAN 1 20.72 30.44 -9.72 26.52  
 
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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 9 -9 18  
MONTH TO DATE 55 133 -78 101  
SINCE SEP 1 55 133 -78 101  
SINCE JUL 1 78 169 -91 101  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 74 54 20 53  
SINCE SEP 1 74 54 20 53  
SINCE JAN 1 691 593 98 673    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 6.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 61 200 PM  
AVERAGE 81  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 89 1898  
MINIMUM TEMPERATURE (F) 44 20 1942  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2023.....SUNRISE 707 AM CDT SUNSET 700 PM CDT  
SEPTEMBER 29 2023.....SUNRISE 708 AM CDT SUNSET 658 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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