847  
CDUS43 KDMX 180630  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT FRI AUG 18 2023  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 17 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 74 350 PM 101 1988 80 -6 80  
MINIMUM 52 1147 PM 43 1895 58 -6 53  
AVERAGE 63 69 -6 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.79 1921 0.13 -0.13 0.00  
MONTH TO DATE 1.76 2.11 -0.35 4.75  
SINCE JUN 1 6.18 11.93 -5.75 12.07  
SINCE JAN 1 18.32 25.63 -7.31 22.89  
 
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 2 7 -5 0  
SINCE JUN 1 34 56 -22 28  
SINCE JUL 1 20 17 3 0  
 
COOLING  
YESTERDAY 0 5 -5 2  
MONTH TO DATE 96 93 3 88  
SINCE JUN 1 446 447 -1 488  
SINCE JAN 1 491 485 6 556    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 13.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1000 PM  
LOWEST 49 500 PM  
AVERAGE 70  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 99 1947  
MINIMUM TEMPERATURE (F) 58 40 1895  
 
SUNRISE AND SUNSET  
AUGUST 18 2023........SUNRISE 622 AM CDT SUNSET 812 PM CDT  
AUGUST 19 2023........SUNRISE 623 AM CDT SUNSET 810 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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