337  
CDUS43 KDMX 240635  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
135 AM CDT SUN SEP 24 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 23 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 231 PM 92 2017 74 10 61  
MINIMUM 65 442 AM 28 1983 50 15 49  
AVERAGE 75 62 13 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.92 1902 0.10 -0.09 0.07  
MONTH TO DATE 1.69 2.45 -0.76 1.13  
SINCE SEP 1 1.69 2.45 -0.76 1.13  
SINCE JAN 1 17.95 29.55 -11.60 28.47  
 
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 0 5 -5 10  
MONTH TO DATE 14 64 -50 32  
SINCE SEP 1 14 64 -50 32  
SINCE JUL 1 18 77 -59 32  
 
COOLING  
YESTERDAY 10 2 8 0  
MONTH TO DATE 114 85 29 111  
SINCE SEP 1 114 85 29 111  
SINCE JAN 1 1025 891 134 1017    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 11.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 100 AM  
LOWEST 51 400 PM  
AVERAGE 72  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 91 1984  
2017  
MINIMUM TEMPERATURE (F) 49 29 1989  
2012  
 
SUNRISE AND SUNSET  
SEPTEMBER 24 2023.....SUNRISE 659 AM CDT SUNSET 704 PM CDT  
SEPTEMBER 25 2023.....SUNRISE 700 AM CDT SUNSET 702 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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