209  
CDUS43 KDMX 130631  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
131 AM CDT WED MAY 13 2026  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR MAY 12 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 200 PM 94 2022 68 11 86  
MINIMUM 54 150 AM 28 2013 45 9 45  
AVERAGE 67 57 10 66  
 
PRECIPITATION (IN)  
YESTERDAY T 1.84 1999 0.16 -0.16 0.00  
MONTH TO DATE T 1.90 -1.90 0.03  
SINCE MAR 1 5.30 8.34 -3.04 8.44  
SINCE JAN 1 6.61 10.45 -3.84 8.78  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE MAR 1 3.0 10.2 -7.2 11.4  
SINCE JUL 1 26.7 44.3 -17.6 20.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 9 -9 0  
MONTH TO DATE 167 132 35 69  
SINCE MAR 1 1464 1702 -238 1357  
SINCE JUL 1 6758 7493 -735 6609  
 
COOLING  
YESTERDAY 2 1 1 1  
MONTH TO DATE 2 3 -1 6  
SINCE MAR 1 3 6 -3 6  
SINCE JAN 1 3 6 -3 6    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 53 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 22.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 700 AM  
LOWEST 18 300 PM  
AVERAGE 36  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 91 1940  
MINIMUM TEMPERATURE (F) 46 25 1997  
 
SUNRISE AND SUNSET  
MAY 13 2026...........SUNRISE 552 AM CDT SUNSET 828 PM CDT  
MAY 14 2026...........SUNRISE 551 AM CDT SUNSET 829 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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