521  
CDUS43 KDMX 282304  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
604 PM CDT THU AUG 28 2025  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 28 2025  
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 81 134 PM 98 1926 82 -1 89  
MINIMUM 56 446 AM 39 1935 59 -3 66  
AVERAGE 69 70 -1 78  
 
PRECIPITATION (IN)  
TODAY 0.00 4.10 2015 0.13 -0.13 0.00  
MONTH TO DATE 3.09 3.77 -0.68 0.80  
SINCE JUN 1 19.62 13.83 5.79 13.43  
SINCE JAN 1 30.66 26.70 3.96 32.67  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 1 -1 0  
MONTH TO DATE 15 2 13 5  
SINCE JUN 1 21 23 -2 6  
SINCE JUL 1 15 5 10 6  
 
COOLING  
TODAY 4 6 -2 13  
MONTH TO DATE 191 208 -17 228  
SINCE JUN 1 752 717 35 758  
SINCE JAN 1 798 789 9 794    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 2.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 400 AM  
LOWEST 56 100 PM  
AVERAGE 76  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 98 1984  
MINIMUM TEMPERATURE (F) 58 37 1946  
 
SUNRISE AND SUNSET  
AUGUST 28 2025........SUNRISE 631 AM CDT SUNSET 750 PM CDT  
AUGUST 29 2025........SUNRISE 632 AM CDT SUNSET 748 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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