447  
CDUS43 KDMX 140634  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
134 AM CDT THU AUG 14 2025  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 13 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 81 317 PM 95 1909 83 -2 81  
1965  
1995  
MINIMUM 58 352 AM 41 1964 62 -4 57  
AVERAGE 70 72 -2 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.76 1957 0.13 -0.13 0.00  
MONTH TO DATE 1.96 1.74 0.22 0.01  
SINCE JUN 1 18.49 11.80 6.69 12.64  
SINCE JAN 1 29.53 24.67 4.86 31.88  
 
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 0 0 0 3  
SINCE JUN 1 6 21 -15 4  
SINCE JUL 1 0 3 -3 4  
 
COOLING  
YESTERDAY 5 8 -3 4  
MONTH TO DATE 94 107 -13 92  
SINCE JUN 1 655 616 39 622  
SINCE JAN 1 701 688 13 658    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 2.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 47 100 PM  
AVERAGE 74  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 101 1988  
MINIMUM TEMPERATURE (F) 62 39 1964  
2004  
 
SUNRISE AND SUNSET  
AUGUST 14 2025........SUNRISE 616 AM CDT SUNSET 812 PM CDT  
AUGUST 15 2025........SUNRISE 617 AM CDT SUNSET 810 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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