353  
CDUS43 KDMX 110630  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1230 AM CST MON DEC 11 2023  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 10 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 26 328 PM 59 1979 32 -6 33  
MINIMUM 10 1159 PM -23 1919 15 -5 31  
AVERAGE 18 23 -5 32  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.20 1911 0.04 -0.04 T  
MONTH TO DATE T 0.45 -0.45 0.46  
SINCE DEC 1 T 0.45 -0.45 0.46  
SINCE JAN 1 24.29 35.41 -11.12 28.22  
 
SNOWFALL (IN)  
YESTERDAY 0.0 11.0 1970 0.3 -0.3 0.1  
MONTH TO DATE T 2.5 -2.5 3.9  
SINCE DEC 1 T 2.5 -2.5 3.9  
SINCE JUL 1 1.9 5.9 -4.0 7.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 47 42 5 33  
MONTH TO DATE 354 398 -44 405  
SINCE DEC 1 354 398 -44 405  
SINCE JUL 1 1736 2055 -319 2017  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 743 602 141 675    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 8.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1000 PM  
LOWEST 80 1000 PM  
AVERAGE 88  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 57 1946  
MINIMUM TEMPERATURE (F) 15 -17 1934  
 
SUNRISE AND SUNSET  
DECEMBER 11 2023......SUNRISE 735 AM CST SUNSET 438 PM CST  
DECEMBER 12 2023......SUNRISE 736 AM CST SUNSET 438 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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