681  
CDUS43 KDMX 290635  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
135 AM CDT TUE APR 29 2025  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR APRIL 28 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 79 430 PM 92 1970 63 16 64  
MINIMUM 46 1159 PM 22 2017 39 7 50  
AVERAGE 63 51 12 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.31 1.32 1963 0.16 0.15 0.69  
MONTH TO DATE 4.61 3.85 0.76 3.95  
SINCE MAR 1 8.41 6.14 2.27 6.27  
SINCE JAN 1 8.75 8.25 0.50 7.25  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.7 1917 0.0 0.0 0.0  
MONTH TO DATE 0.2 2.9 -2.7 0.3  
SINCE MAR 1 11.4 9.9 1.5 4.5  
SINCE JUL 1 20.3 44.0 -23.7 17.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 14 -12 8  
MONTH TO DATE 499 544 -45 466  
SINCE MAR 1 1260 1541 -281 1320  
SINCE JUL 1 6512 7332 -820 6086  
 
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 36 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 53 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 20.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 900 PM  
LOWEST 64 600 PM  
AVERAGE 79  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 91 2007  
MINIMUM TEMPERATURE (F) 40 22 1958  
2008  
 
SUNRISE AND SUNSET  
APRIL 29 2025.........SUNRISE 609 AM CDT SUNSET 813 PM CDT  
APRIL 30 2025.........SUNRISE 608 AM CDT SUNSET 814 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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