582  
CDUS43 KDMX 170627  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
127 AM CDT TUE SEP 17 2024  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 16 2024  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 251 PM 94 1931 74 13 75  
MINIMUM 62 600 AM 30 1937 49 13 50  
AVERAGE 75 62 13 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.55 2017 0.12 -0.12 0.00  
MONTH TO DATE 0.42 1.88 -1.46 0.23  
SINCE SEP 1 0.42 1.88 -1.46 0.23  
SINCE JAN 1 28.68 29.19 -0.51 18.90  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0  
2002  
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 5 -5 2  
MONTH TO DATE 33 55 -22 41  
SINCE SEP 1 33 55 -22 41  
SINCE JUL 1 54 91 -37 64  
 
COOLING  
YESTERDAY 10 2 8 0  
MONTH TO DATE 40 40 0 61  
SINCE SEP 1 40 40 0 61  
SINCE JAN 1 559 579 -20 678    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 7.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 600 AM  
LOWEST 42 400 PM  
AVERAGE 71  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 94 1925  
MINIMUM TEMPERATURE (F) 48 31 1943  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2024.....SUNRISE 656 AM CDT SUNSET 719 PM CDT  
SEPTEMBER 18 2024.....SUNRISE 657 AM CDT SUNSET 717 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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