602  
CDUS43 KDMX 130631  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
131 AM CDT FRI SEP 13 2024  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 12 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 85 213 PM 95 1927 76 9 75  
MINIMUM 49 617 AM 33 1940 50 -1 40  
AVERAGE 67 63 4 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 5.20 1978 0.12 -0.12 0.00  
MONTH TO DATE 0.14 1.42 -1.28 0.03  
SINCE SEP 1 0.14 1.42 -1.28 0.03  
SINCE JAN 1 28.40 28.73 -0.33 18.70  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 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 4 -4 7  
MONTH TO DATE 33 36 -3 22  
SINCE SEP 1 33 36 -3 22  
SINCE JUL 1 54 72 -18 45  
 
COOLING  
YESTERDAY 2 2 0 0  
MONTH TO DATE 14 32 -18 61  
SINCE SEP 1 14 32 -18 61  
SINCE JAN 1 533 571 -38 678    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 7.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 38 400 PM  
AVERAGE 69  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 95 1939  
MINIMUM TEMPERATURE (F) 50 31 2014  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2024.....SUNRISE 651 AM CDT SUNSET 726 PM CDT  
SEPTEMBER 14 2024.....SUNRISE 652 AM CDT SUNSET 724 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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