097  
CDUS43 KDMX 210635  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
135 AM CDT MON JUL 21 2025  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR JULY 20 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 438 PM 104 1926 83 -3 76  
MINIMUM 66 548 AM 45 1970 61 5 61  
AVERAGE 73 72 1 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.04 1912 0.14 -0.14 0.19  
MONTH TO DATE 3.85 2.91 0.94 3.85  
SINCE JUN 1 12.84 8.30 4.54 9.49  
SINCE JAN 1 23.54 22.00 1.54 25.35  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0  
2002  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 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 0 0 0 0  
MONTH TO DATE 3 0 3 3  
SINCE JUN 1 16 39 -23 12  
SINCE JUL 1 3 0 3 3  
 
COOLING  
YESTERDAY 8 7 1 4  
MONTH TO DATE 149 140 9 100  
SINCE JUN 1 353 282 71 259  
SINCE JAN 1 380 320 60 276    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 7.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 74 300 PM  
AVERAGE 87  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 100 1934  
MINIMUM TEMPERATURE (F) 61 45 1944  
1992  
 
SUNRISE AND SUNSET  
JULY 21 2025..........SUNRISE 553 AM CDT SUNSET 846 PM CDT  
JULY 22 2025..........SUNRISE 554 AM CDT SUNSET 845 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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