259  
CDUS43 KDMX 050630  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT TUE AUG 05 2025  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 4 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 78 226 PM 100 1947 81 -3 86  
MINIMUM 58 1159 PM 43 1912 60 -2 65  
2020  
AVERAGE 68 70 -2 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.80 1903 0.12 -0.12 0.02  
2000  
MONTH TO DATE 0.00 0.50 -0.50 0.13  
SINCE JUN 1 16.95 10.32 6.63 10.94  
SINCE JAN 1 27.65 24.02 3.63 26.80  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
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 0  
SINCE JUN 1 19 49 -30 12  
SINCE JUL 1 6 10 -4 3  
 
COOLING  
YESTERDAY 3 6 -3 11  
MONTH TO DATE 4 24 -20 39  
SINCE JUN 1 462 378 84 384  
SINCE JAN 1 489 416 73 401    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 4.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 500 AM  
LOWEST 54 200 PM  
AVERAGE 76  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 100 1947  
MINIMUM TEMPERATURE (F) 59 43 1994  
 
SUNRISE AND SUNSET  
AUGUST 5 2025........SUNRISE 608 AM CDT SUNSET 829 PM CDT  
AUGUST 6 2025........SUNRISE 610 AM CDT SUNSET 828 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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