482  
CDUS43 KDMX 220629  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
129 AM CDT FRI SEP 22 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 21 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 84 106 PM 93 1937 75 9 77  
MINIMUM 51 618 AM 27 1918 50 1 51  
AVERAGE 68 63 5 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.08 1950 0.10 -0.10 0.00  
MONTH TO DATE 0.38 2.25 -1.87 1.06  
SINCE SEP 1 0.38 2.25 -1.87 1.06  
SINCE JAN 1 16.64 29.35 -12.71 28.40  
 
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 1  
MONTH TO DATE 14 54 -40 13  
SINCE SEP 1 14 54 -40 13  
SINCE JUL 1 18 67 -49 13  
 
COOLING  
YESTERDAY 3 2 1 0  
MONTH TO DATE 101 81 20 111  
SINCE SEP 1 101 81 20 111  
SINCE JAN 1 1012 887 125 1017    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 7.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 200 AM  
LOWEST 38 1200 PM  
AVERAGE 68  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 94 1937  
MINIMUM TEMPERATURE (F) 50 26 1974  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2023.....SUNRISE 657 AM CDT SUNSET 707 PM CDT  
SEPTEMBER 23 2023.....SUNRISE 658 AM CDT SUNSET 705 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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