651  
CDUS43 KDMX 190631  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
131 AM CDT WED APR 19 2023  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR APRIL 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 59 448 PM 93 1985 59 0 41  
MINIMUM 23 556 AM 18 1953 35 -12 25  
AVERAGE 41 47 -6 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.24 1978 0.14 -0.14 0.00  
MONTH TO DATE 0.43 2.32 -1.89 3.39  
SINCE MAR 1 2.37 4.61 -2.24 4.77  
SINCE JAN 1 6.26 6.72 -0.46 5.89  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.9 2018 0.1 -0.1 0.0  
MONTH TO DATE 0.7 2.2 -1.5 1.8  
SINCE MAR 1 8.4 9.2 -0.8 2.9  
SINCE JUL 1 45.0 43.3 1.7 25.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 18 6 32  
MONTH TO DATE 301 385 -84 480  
SINCE MAR 1 1379 1382 -3 1435  
SINCE JUL 1 7116 7173 -57 6984  
 
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 22 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 10.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 600 AM  
LOWEST 26 300 PM  
AVERAGE 63  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 87 1985  
MINIMUM TEMPERATURE (F) 36 15 2018  
 
SUNRISE AND SUNSET  
APRIL 19 2023.........SUNRISE 625 AM CDT SUNSET 801 PM CDT  
APRIL 20 2023.........SUNRISE 623 AM CDT SUNSET 802 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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