228  
CDUS43 KDMX 192230  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
530 PM CDT SAT SEP 19 2026  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 19 2026  
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 76 253 PM 95 1925 76 0 77  
MINIMUM 61 409 AM 32 1991 51 10 62  
AVERAGE 69 64 5 70  
 
PRECIPITATION (IN)  
TODAY 0.98 4.50 1919 0.11 0.87 0.06  
MONTH TO DATE 4.68 2.05 2.63 0.58  
SINCE SEP 1 4.68 2.05 2.63 0.58  
SINCE JAN 1 34.46 29.15 5.31 31.24  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 4 -4 0  
MONTH TO DATE 16 45 -29 50  
SINCE SEP 1 16 45 -29 50  
SINCE JUL 1 17 58 -41 65  
 
COOLING  
TODAY 4 3 1 5  
MONTH TO DATE 126 76 50 92  
SINCE SEP 1 126 76 50 92  
SINCE JAN 1 954 882 72 899    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 12.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 79 200 PM  
AVERAGE 90  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 96 2022  
MINIMUM TEMPERATURE (F) 51 27 1991  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2026.....SUNRISE 654 AM CDT SUNSET 712 PM CDT  
SEPTEMBER 20 2026.....SUNRISE 655 AM CDT SUNSET 710 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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