614  
CDUS43 KDMX 170628 RRC  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
127 AM CDT WED OCT 17 2018  
 
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR OCTOBER 16 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1893 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 60 229 PM 85 1938 60 0 66  
MINIMUM 34 1159 PM 22 1943 37 -3 31  
AVERAGE 47 48 -1 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.09 1928 0.07 -0.07 0.00  
MONTH TO DATE 3.61 1.38 2.23 4.14  
SINCE SEP 1 11.64 4.65 6.99 6.51  
SINCE JAN 1 46.60 31.01 15.59 29.43  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.5 1937 0.0 0.0 0.0  
MONTH TO DATE 0.9 0.1 0.8 0.0  
SINCE SEP 1 0.9 0.1 0.8 0.0  
SINCE JUL 1 0.9 0.1 0.8 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 17 1 16  
MONTH TO DATE 283 226 57 161  
SINCE SEP 1 435 403 32 249  
SINCE JUL 1 451 439 12 272  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 2 -2 3  
SINCE SEP 1 106 56 50 104  
SINCE JAN 1 848 612 236 603    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 14.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 700 AM  
LOWEST 37 300 PM  
AVERAGE 60  
   
......................................................
 
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 85 1947  
MINIMUM TEMPERATURE (F) 36 18 1952  
 
 
SUNRISE AND SUNSET  
OCTOBER 17 2018.......SUNRISE 729 AM CDT SUNSET 627 PM CDT  
OCTOBER 18 2018.......SUNRISE 731 AM CDT SUNSET 626 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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