965  
CDUS43 KDMX 040640  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
140 AM CDT SUN MAY 04 2025  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR MAY 3 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 64 411 PM 91 1918 65 -1 70  
1949  
MINIMUM 36 323 AM 22 2005 41 -5 34  
AVERAGE 50 53 -3 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.82 2018 0.16 -0.16 0.00  
MONTH TO DATE 0.03 0.48 -0.45 1.16  
SINCE MAR 1 8.44 6.92 1.52 7.85  
SINCE JAN 1 8.78 9.03 -0.25 8.83  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.5 2013 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 11.4 10.1 1.3 4.5  
SINCE JUL 1 20.3 44.2 -23.9 17.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 12 3 13  
MONTH TO DATE 41 38 3 36  
SINCE MAR 1 1329 1608 -279 1387  
SINCE JUL 1 6581 7399 -818 6153  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 3 -3 0  
SINCE JAN 1 0 3 -3 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 5.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 200 AM  
LOWEST 39 600 PM  
AVERAGE 68  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 90 1918  
MINIMUM TEMPERATURE (F) 42 24 1910  
 
SUNRISE AND SUNSET  
MAY 4 2025...........SUNRISE 602 AM CDT SUNSET 819 PM CDT  
MAY 5 2025...........SUNRISE 601 AM CDT SUNSET 820 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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