862  
CDUS43 KDMX 210636  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
136 AM CDT MON APR 21 2025  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR APRIL 20 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 49 954 AM 85 1985 60 -11 46  
MINIMUM 33 105 AM 17 2018 36 -3 29  
AVERAGE 41 48 -7 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.98 2.46 2014 0.16 0.82 0.00  
MONTH TO DATE 3.39 2.63 0.76 2.97  
SINCE MAR 1 7.19 4.92 2.27 5.29  
SINCE JAN 1 7.53 7.03 0.50 6.27  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.8 1993 0.1 -0.1 0.0  
MONTH TO DATE 0.2 2.4 -2.2 0.3  
SINCE MAR 1 11.4 9.4 2.0 4.5  
SINCE JUL 1 20.3 43.5 -23.2 17.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 17 7 27  
MONTH TO DATE 410 420 -10 358  
SINCE MAR 1 1171 1417 -246 1212  
SINCE JUL 1 6423 7208 -785 5978  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 14.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 400 PM  
LOWEST 60 800 AM  
AVERAGE 78  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 93 1980  
MINIMUM TEMPERATURE (F) 36 19 1934  
2021  
 
SUNRISE AND SUNSET  
APRIL 21 2025.........SUNRISE 621 AM CDT SUNSET 803 PM CDT  
APRIL 22 2025.........SUNRISE 620 AM CDT SUNSET 805 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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