669  
CDUS43 KDMX 030641  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1241 AM CST FRI JAN 03 2025  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR JANUARY 2 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 29 1244 PM 47 1998 25 4 36  
MINIMUM 12 1159 PM -23 2010 9 3 22  
AVERAGE 21 17 4 29  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.50 1906 0.03 -0.03 0.00  
MONTH TO DATE T 0.06 -0.06 0.00  
SINCE DEC 1 1.12 1.35 -0.23 1.27  
SINCE JAN 1 T 0.06 -0.06 0.00  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.8 1999 0.4 -0.4 0.0  
MONTH TO DATE T 0.7 -0.7 0.0  
SINCE DEC 1 2.8 10.1 -7.3 0.5  
SINCE JUL 1 3.3 13.5 -10.2 2.4  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 44 48 -4 36  
MONTH TO DATE 87 96 -9 78  
SINCE DEC 1 1295 1441 -146 1124  
SINCE JUL 1 2513 3098 -585 2506  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 10.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 100 AM  
LOWEST 55 100 PM  
AVERAGE 70  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 25 45 1922  
1933  
MINIMUM TEMPERATURE (F) 9 -31 1919  
 
SUNRISE AND SUNSET  
JANUARY 3 2025.......SUNRISE 745 AM CST SUNSET 451 PM CST  
JANUARY 4 2025.......SUNRISE 745 AM CST SUNSET 452 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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