415  
CDUS43 KDMX 260630  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT TUE SEP 26 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 25 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 81 1215 PM 92 1920 74 7 75  
MINIMUM 55 522 AM 27 1942 49 6 52  
AVERAGE 68 61 7 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 2.30 1931 0.10 -0.09 0.00  
MONTH TO DATE 1.71 2.65 -0.94 1.13  
SINCE SEP 1 1.71 2.65 -0.94 1.13  
SINCE JAN 1 17.97 29.75 -11.78 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 6 -6 1  
MONTH TO DATE 14 75 -61 33  
SINCE SEP 1 14 75 -61 33  
SINCE JUL 1 18 88 -70 33  
 
COOLING  
YESTERDAY 3 2 1 0  
MONTH TO DATE 122 89 33 112  
SINCE SEP 1 122 89 33 112  
SINCE JAN 1 1033 895 138 1018    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 4.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 400 AM  
LOWEST 47 1200 PM  
AVERAGE 69  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 88 1998  
2021  
MINIMUM TEMPERATURE (F) 48 26 1926  
1984  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2023.....SUNRISE 701 AM CDT SUNSET 700 PM CDT  
SEPTEMBER 27 2023.....SUNRISE 702 AM CDT SUNSET 658 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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