757  
CDUS43 KDMX 060628  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
128 AM CDT SAT SEP 06 2025  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 5 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 64 157 PM 98 1913 80 -16 82  
1922  
MINIMUM 47 1159 PM 37 1974 56 -9 60  
AVERAGE 56 68 -12 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.52 1958 0.11 -0.11 0.00  
MONTH TO DATE 0.05 0.57 -0.52 0.00  
SINCE SEP 1 0.05 0.57 -0.52 0.00  
SINCE JAN 1 30.71 27.67 3.04 33.65  
 
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 SEP 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 9 1 8 0  
MONTH TO DATE 25 5 20 2  
SINCE SEP 1 25 5 20 2  
SINCE JUL 1 40 18 22 8  
 
COOLING  
YESTERDAY 0 5 -5 6  
MONTH TO DATE 1 25 -24 7  
SINCE SEP 1 1 25 -24 7  
SINCE JAN 1 808 831 -23 829    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 13.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 1100 PM  
LOWEST 41 200 PM  
AVERAGE 64  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 102 1922  
MINIMUM TEMPERATURE (F) 56 35 1988  
 
SUNRISE AND SUNSET  
SEPTEMBER 6 2025.....SUNRISE 640 AM CDT SUNSET 735 PM CDT  
SEPTEMBER 7 2025.....SUNRISE 641 AM CDT SUNSET 733 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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