675  
CDUS43 KDMX 220649  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
149 AM CDT WED MAY 22 2024  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR MAY 21 2024  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 71 1229 PM 93 1970 72 -1 78  
MINIMUM 53 1159 PM 30 1895 49 4 46  
AVERAGE 62 60 2 62  
 
PRECIPITATION (IN)  
YESTERDAY 1.72 4.59 2004 0.17 1.55 0.00  
MONTH TO DATE 6.32 3.43 2.89 3.55  
SINCE MAR 1 13.01 9.87 3.14 8.25  
SINCE JAN 1 13.99 11.98 2.01 12.14  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.3 -0.3 0.0  
SINCE MAR 1 4.5 10.3 -5.8 8.4  
SINCE JUL 1 17.8 44.4 -26.6 45.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 6 -3 3  
MONTH TO DATE 136 198 -62 126  
SINCE MAR 1 1487 1768 -281 1768  
SINCE JUL 1 6253 7559 -1306 7505  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 13 13 0 6  
SINCE MAR 1 13 16 -3 16  
SINCE JAN 1 13 16 -3 16    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 16.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 76 1200 PM  
AVERAGE 88  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 100 1925  
MINIMUM TEMPERATURE (F) 49 29 1931  
 
SUNRISE AND SUNSET  
MAY 22 2024...........SUNRISE 543 AM CDT SUNSET 838 PM CDT  
MAY 23 2024...........SUNRISE 542 AM CDT SUNSET 839 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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