711  
CXUS53 KDMX 011323  
CLMALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
823 AM CDT TUE OCT 01 2024  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2024  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
..........................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 102 09/07/1939  
09/06/1922  
LOW 19  
HIGHEST 93 09/21 90 3  
LOWEST 41 09/23 33 8  
MEAN 68.3 64.6 3.7  
DAYS MAX >= 90 6 1.7 4.3  
DAYS MAX <= 32 0 0.0 0.0  
DAYS MIN <= 32 0 0.6 -0.6  
DAYS MIN <= 0 0 0.0 0.0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 13.35 2018  
MINIMUM 0.42 1953  
TOTALS 0.44 3.14 -2.70  
DAILY AVG. 0.01 0.10 -0.09  
DAYS >= .01 2  
DAYS >= .10 2  
DAYS >= .50 0  
DAYS >= 1.00 0  
 
SNOWFALL (INCHES)  
TOTALS 0.0 0.0 0.0  
SINCE 7/1 0.0 0.0 0.0  
 
DEGREE DAYS  
HEATING TOTAL 34 109 -75  
SINCE 7/1 40 121 -81  
COOLING TOTAL 143 97 46  
SINCE 1/1 965 903 62    
..........................................................
 
 
WIND (MPH)  
HIGHEST GUST SPEED/DIRECTION 39/320 DATE 09/06  
39/340 09/30  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 3 HAIL 0  
SLEET 0 FOG 3  
FOG W/VIS <= 1/4 MILE 1 HAZE 1  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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