261  
CDUS43 KDMX 210652  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
152 AM CDT FRI APR 21 2023  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR APRIL 20 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 50 1105 AM 85 1985 60 -10 47  
MINIMUM 35 1012 PM 17 2018 36 -1 36  
AVERAGE 43 48 -5 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.69 2.46 2014 0.16 0.53 0.31  
MONTH TO DATE 2.70 2.63 0.07 3.70  
SINCE MAR 1 4.64 4.92 -0.28 5.08  
SINCE JAN 1 8.53 7.03 1.50 6.20  
 
SNOWFALL (IN)  
YESTERDAY MM 1.8 1993 0.1 MM 0.0  
MONTH TO DATE 0.7 2.4 -1.7 1.8  
SINCE MAR 1 8.4 9.4 -1.0 2.9  
SINCE JUL 1 45.0 43.5 1.5 25.8  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 17 5 23  
MONTH TO DATE 343 420 -77 537  
SINCE MAR 1 1421 1417 4 1492  
SINCE JUL 1 7158 7208 -50 7041  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 10 0 10 0  
SINCE MAR 1 10 0 10 0  
SINCE JAN 1 10 0 10 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 15.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 73 500 PM  
AVERAGE 87  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 93 1980  
MINIMUM TEMPERATURE (F) 36 19 1934  
2021  
 
SUNRISE AND SUNSET  
APRIL 21 2023.........SUNRISE 622 AM CDT SUNSET 803 PM CDT  
APRIL 22 2023.........SUNRISE 620 AM CDT SUNSET 804 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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