070  
CDUS43 KDMX 190632  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
132 AM CDT SAT AUG 19 2023  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 18 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 206 PM 99 1947 80 -2 83  
MINIMUM 47 533 AM 40 1895 58 -11 58  
AVERAGE 63 69 -6 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.22 1942 0.12 -0.12 1.29  
MONTH TO DATE 1.76 2.23 -0.47 6.04  
SINCE JUN 1 6.18 12.05 -5.87 13.36  
SINCE JAN 1 18.32 25.75 -7.43 24.18  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 1 1 0  
MONTH TO DATE 4 8 -4 0  
SINCE JUN 1 36 57 -21 28  
SINCE JUL 1 22 18 4 0  
 
COOLING  
YESTERDAY 0 5 -5 6  
MONTH TO DATE 96 98 -2 94  
SINCE JUN 1 446 452 -6 494  
SINCE JAN 1 491 490 1 562    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 8.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 47 300 PM  
AVERAGE 72  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 98 1983  
MINIMUM TEMPERATURE (F) 57 38 1897  
 
SUNRISE AND SUNSET  
AUGUST 19 2023........SUNRISE 623 AM CDT SUNSET 810 PM CDT  
AUGUST 20 2023........SUNRISE 624 AM CDT SUNSET 808 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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