543  
CDUS43 KDMX 250628  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
128 AM CDT MON SEP 25 2023  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 24 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 76 328 PM 90 2017 71 5 75  
MINIMUM 58 1058 PM 29 1950 46 12 50  
AVERAGE 67 58 9 63  
 
PRECIPITATION (IN)  
YESTERDAY T 1.70 1972 0.12 -0.12 0.00  
MONTH TO DATE 1.78 2.80 -1.02 1.26  
SINCE SEP 1 1.78 2.80 -1.02 1.26  
SINCE JAN 1 20.45 30.11 -9.66 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 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 8 -8 2  
MONTH TO DATE 51 108 -57 66  
SINCE SEP 1 51 108 -57 66  
SINCE JUL 1 74 144 -70 66  
 
COOLING  
YESTERDAY 2 1 1 0  
MONTH TO DATE 74 51 23 53  
SINCE SEP 1 74 51 23 53  
SINCE JAN 1 691 590 101 673    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 7.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 700 AM  
LOWEST 41 400 PM  
AVERAGE 71  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 88 1920  
MINIMUM TEMPERATURE (F) 45 26 1942  
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2023.....SUNRISE 704 AM CDT SUNSET 705 PM CDT  
SEPTEMBER 26 2023.....SUNRISE 705 AM CDT SUNSET 704 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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