564  
CDUS43 KDMX 280643  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
143 AM CDT FRI AUG 28 2026  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 27 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM MM MM 96 1955 82 MM 76  
MINIMUM MM MM 41 1916 59 MM 48  
1971  
AVERAGE MM 70 MM 62  
 
PRECIPITATION (IN)  
YESTERDAY MM 3.60 1928 0.13 MM 0.03  
MONTH TO DATE 2.93 3.64 -0.71 3.09  
SINCE JUN 1 15.95 13.70 2.25 19.62  
SINCE JAN 1 29.11 26.57 2.54 30.66  
 
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 MM 1 MM 3  
MONTH TO DATE 1 1 0 15  
SINCE JUN 1 15 22 -7 21  
SINCE JUL 1 1 4 -3 15  
 
COOLING  
YESTERDAY MM 6 MM 0  
MONTH TO DATE 183 202 -19 187  
SINCE JUN 1 699 711 -12 748  
SINCE JAN 1 792 783 9 794    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 4.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 600 AM  
LOWEST 84 800 AM  
AVERAGE 92  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 98 1926  
MINIMUM TEMPERATURE (F) 59 39 1935  
 
SUNRISE AND SUNSET  
AUGUST 28 2026........SUNRISE 630 AM CDT SUNSET 750 PM CDT  
AUGUST 29 2026........SUNRISE 631 AM CDT SUNSET 749 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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