526  
CDUS43 KDMX 190628  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
128 AM CDT TUE SEP 19 2023  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 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 79 313 PM 92 1947 74 5 77  
MINIMUM 40 607 AM 26 1929 48 -8 53  
AVERAGE 60 61 -1 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.52 1942 0.12 -0.12 T  
MONTH TO DATE 0.23 2.11 -1.88 1.07  
SINCE SEP 1 0.23 2.11 -1.88 1.07  
SINCE JAN 1 18.90 29.42 -10.52 26.33  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 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 5 6 -1 0  
MONTH TO DATE 51 67 -16 34  
SINCE SEP 1 51 67 -16 34  
SINCE JUL 1 74 103 -29 34  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 61 44 17 38  
SINCE SEP 1 61 44 17 38  
SINCE JAN 1 678 583 95 658    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 8.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 32 300 PM  
AVERAGE 65  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 95 1948  
MINIMUM TEMPERATURE (F) 48 25 1894  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2023.....SUNRISE 657 AM CDT SUNSET 716 PM CDT  
SEPTEMBER 20 2023.....SUNRISE 658 AM CDT SUNSET 715 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IA Page Main Text Page