441  
CDUS43 KDMX 200632  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1232 AM CST THU NOV 20 2025  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR NOVEMBER 19 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 42 1159 PM 67 1930 42 0 58  
MINIMUM 38 954 AM -1 1914 23 15 38  
1932  
AVERAGE 40 32 8 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.39 1948 0.06 -0.06 0.04  
MONTH TO DATE 0.84 1.13 -0.29 2.91  
SINCE SEP 1 3.73 7.11 -3.38 4.44  
SINCE JAN 1 35.55 34.42 1.13 32.70  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.2 1970 0.1 -0.1 0.0  
MONTH TO DATE 0.1 1.3 -1.2 0.0  
SINCE SEP 1 0.1 1.7 -1.6 0.0  
SINCE JUL 1 0.1 1.7 -1.6 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 33 -8 17  
MONTH TO DATE 461 541 -80 399  
SINCE SEP 1 914 1230 -316 786  
SINCE JUL 1 944 1266 -322 807  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 121 63 58 107  
SINCE JAN 1 759 602 157 626    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 8.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1000 AM  
LOWEST 92 1100 PM  
AVERAGE 96  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 67 1917  
MINIMUM TEMPERATURE (F) 22 -2 2014  
 
SUNRISE AND SUNSET  
NOVEMBER 20 2025......SUNRISE 713 AM CST SUNSET 445 PM CST  
NOVEMBER 21 2025......SUNRISE 714 AM CST SUNSET 444 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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