930  
CDUS43 KDMX 090630  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT MON SEP 09 2024  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 8 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 76 341 PM 96 1931 77 -1 80  
MINIMUM 47 1227 AM 37 1995 52 -5 46  
AVERAGE 62 64 -2 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.60 1941 0.12 -0.12 0.00  
MONTH TO DATE 0.14 0.93 -0.79 T  
SINCE SEP 1 0.14 0.93 -0.79 T  
SINCE JAN 1 28.40 28.24 0.16 18.67  
 
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 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 3 0 2  
MONTH TO DATE 33 20 13 9  
SINCE SEP 1 33 20 13 9  
SINCE JUL 1 54 56 -2 32  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 2 24 -22 60  
SINCE SEP 1 2 24 -22 60  
SINCE JAN 1 521 563 -42 677    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 10.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 1200 AM  
LOWEST 40 100 PM  
AVERAGE 63  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 99 2013  
MINIMUM TEMPERATURE (F) 51 34 1924  
 
SUNRISE AND SUNSET  
SEPTEMBER 9 2024.....SUNRISE 647 AM CDT SUNSET 733 PM CDT  
SEPTEMBER 10 2024.....SUNRISE 648 AM CDT SUNSET 731 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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