383  
CDUS43 KDMX 182247  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
547 PM CDT WED JUN 18 2025  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR JUNE 18 2025
 
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 77 356 PM 98 1940 83 -6 90  
1953  
MINIMUM 65 508 AM 44 1965 62 3 70  
AVERAGE 71 72 -1 80  
 
PRECIPITATION (IN)  
TODAY 0.50 2.19 2018 0.19 0.31 0.16  
MONTH TO DATE 2.89 3.43 -0.54 2.93  
SINCE JUN 1 2.89 3.43 -0.54 2.93  
SINCE JAN 1 13.93 16.30 -2.37 22.17  
 
SNOWFALL (IN)  
TODAY MM MM MM 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 17.1 39.1 -22.0 32.3  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 6 15 -9 0  
SINCE JUN 1 6 15 -9 0  
SINCE JUL 1 5999 6712 -713 5468  
 
COOLING  
TODAY 6 8 -2 15  
MONTH TO DATE 97 107 -10 142  
SINCE JUN 1 97 107 -10 142  
SINCE JAN 1 143 179 -36 178    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 4.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 71 300 PM  
AVERAGE 86  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 98 1933  
1953  
MINIMUM TEMPERATURE (F) 62 43 1926  
1970  
 
SUNRISE AND SUNSET  
JUNE 18 2025..........SUNRISE 532 AM CDT SUNSET 850 PM CDT  
JUNE 19 2025..........SUNRISE 532 AM CDT SUNSET 850 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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