743  
CDUS43 KDMX 020635  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
135 AM CDT SAT MAY 02 2026  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR MAY 1 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 54 336 PM 93 2021 64 -10 62  
MINIMUM 34 1159 PM 25 1909 40 -6 47  
AVERAGE 44 52 -8 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.38 1906 0.16 -0.16 0.03  
MONTH TO DATE 0.00 0.16 -0.16 0.03  
SINCE MAR 1 5.30 6.60 -1.30 8.44  
SINCE JAN 1 6.61 8.71 -2.10 8.78  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.0 1911 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 3.0 10.0 -7.0 11.4  
SINCE JUL 1 26.7 44.1 -17.4 20.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 13 8 10  
MONTH TO DATE 21 13 8 10  
SINCE MAR 1 1318 1583 -265 1298  
SINCE JUL 1 6612 7374 -762 6550  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 1 3 -2 0  
SINCE JAN 1 1 3 -2 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 7.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 500 AM  
LOWEST 32 300 PM  
AVERAGE 62  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 89 1965  
MINIMUM TEMPERATURE (F) 41 25 1908  
 
SUNRISE AND SUNSET  
MAY 2 2026...........SUNRISE 605 AM CDT SUNSET 816 PM CDT  
MAY 3 2026...........SUNRISE 604 AM CDT SUNSET 817 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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