510  
CDUS43 KDMX 280629  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1229 AM CST SUN FEB 28 2021  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR FEBRUARY 27 2021
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1893 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 45 308 PM 65 1896 34 11 24  
MINIMUM 23 451 AM -18 2015 17 6 17  
AVERAGE 34 25 9 21  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.62 1948 0.05 -0.05 T  
MONTH TO DATE 0.69 0.95 -0.26 0.78  
SINCE DEC 1 1.73 3.01 -1.28 3.28  
SINCE JAN 1 1.39 1.77 -0.38 2.11  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.0 1978 0.3 -0.3 T  
MONTH TO DATE 6.6 7.5 -0.9 6.6  
SINCE DEC 1 18.8 27.6 -8.8 26.1  
SINCE JUL 1 20.4 32.3 -11.9 33.5  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 40 -9 44  
MONTH TO DATE 1530 1201 329 1251  
SINCE DEC 1 4128 4132 -4 3906  
SINCE JUL 1 5788 5812 -24 5679  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 8.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 1200 AM  
LOWEST 67 300 PM  
AVERAGE 76  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 60 2000  
MINIMUM TEMPERATURE (F) 17 -22 1962  
 
SUNRISE AND SUNSET  
FEBRUARY 28 2021......SUNRISE 650 AM CST SUNSET 602 PM CST  
MARCH 1 2021.........SUNRISE 649 AM CST SUNSET 603 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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