026  
CDUS43 KDMX 190630  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT THU OCT 19 2023  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR OCTOBER 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 66 215 PM 85 1920 59 7 41  
MINIMUM 43 1056 PM 16 1896 36 7 19  
AVERAGE 55 47 8 30  
 
PRECIPITATION (IN)  
YESTERDAY T 0.60 2007 0.08 -0.08 0.00  
MONTH TO DATE 1.75 1.61 0.14 0.21  
SINCE SEP 1 3.80 5.06 -1.26 1.47  
SINCE JAN 1 22.47 32.37 -9.90 26.73  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.4 1972 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.1 -0.1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 18 -8 35  
MONTH TO DATE 231 252 -21 299  
SINCE SEP 1 286 416 -130 447  
SINCE JUL 1 309 452 -143 447  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 24 2 22 0  
SINCE SEP 1 121 59 62 53  
SINCE JAN 1 738 598 140 673    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 11.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1100 PM  
LOWEST 45 200 PM  
AVERAGE 71  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 84 2003  
MINIMUM TEMPERATURE (F) 35 12 1972  
 
SUNRISE AND SUNSET  
OCTOBER 19 2023.......SUNRISE 732 AM CDT SUNSET 624 PM CDT  
OCTOBER 20 2023.......SUNRISE 733 AM CDT SUNSET 623 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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