294  
CDUS43 KDMX 230633  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
133 AM CDT SAT AUG 23 2025  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 22 2025  
 
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)  
YESTERDAY  
MAXIMUM 80 331 PM 99 2023 82 -2 77  
MINIMUM 60 612 AM 40 1923 60 0 49  
AVERAGE 70 71 -1 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.65 1924 0.13 -0.13 0.00  
MONTH TO DATE 3.06 2.99 0.07 0.61  
SINCE JUN 1 19.59 13.05 6.54 13.24  
SINCE JAN 1 30.63 25.92 4.71 32.48  
 
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 2  
MONTH TO DATE 0 0 0 5  
SINCE JUN 1 6 21 -15 6  
SINCE JUL 1 0 3 -3 6  
 
COOLING  
YESTERDAY 5 7 -2 0  
MONTH TO DATE 187 172 15 142  
SINCE JUN 1 748 681 67 672  
SINCE JAN 1 794 753 41 708    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 500 AM  
LOWEST 62 100 PM  
AVERAGE 80  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 105 2023  
MINIMUM TEMPERATURE (F) 60 43 1920  
 
SUNRISE AND SUNSET  
AUGUST 23 2025........SUNRISE 625 AM CDT SUNSET 758 PM CDT  
AUGUST 24 2025........SUNRISE 626 AM CDT SUNSET 756 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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