608  
CDUS43 KDMX 190631  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
131 AM CDT FRI MAY 19 2023  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR MAY 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 81 112 PM 97 1934 70 11 79  
MINIMUM 51 526 AM 31 2002 48 3 51  
AVERAGE 66 59 7 65  
 
PRECIPITATION (IN)  
YESTERDAY T 1.21 1921 0.17 -0.17 0.03  
MONTH TO DATE 3.55 2.93 0.62 0.47  
SINCE MAR 1 8.25 9.37 -1.12 7.60  
SINCE JAN 1 12.14 11.48 0.66 8.72  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.3 -0.3 0.0  
SINCE MAR 1 8.4 10.3 -1.9 2.9  
SINCE JUL 1 45.0 44.4 0.6 25.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 7 -7 0  
MONTH TO DATE 98 179 -81 146  
SINCE MAR 1 1740 1749 -9 1818  
SINCE JUL 1 7477 7540 -63 7367  
 
COOLING  
YESTERDAY 1 1 0 0  
MONTH TO DATE 6 9 -3 37  
SINCE MAR 1 16 12 4 37  
SINCE JAN 1 16 12 4 37    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 12.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 600 AM  
LOWEST 36 1200 PM  
AVERAGE 58  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 97 1934  
MINIMUM TEMPERATURE (F) 48 27 1929  
 
SUNRISE AND SUNSET  
MAY 19 2023...........SUNRISE 546 AM CDT SUNSET 834 PM CDT  
MAY 20 2023...........SUNRISE 545 AM CDT SUNSET 835 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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