693  
CDUS43 KDMX 150626  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1226 AM CST FRI DEC 15 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 14 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 56 202 PM 57 1975 34 22 51  
MINIMUM 19 709 AM -21 1901 18 1 32  
AVERAGE 38 26 12 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.61 2015 0.05 -0.05 0.01  
MONTH TO DATE 0.01 0.70 -0.69 0.87  
SINCE DEC 1 0.01 0.70 -0.69 0.87  
SINCE JAN 1 21.79 35.55 -13.76 33.32  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.0 2005 0.4 -0.4 0.0  
MONTH TO DATE T 4.1 -4.1 0.5  
SINCE DEC 1 T 4.1 -4.1 0.5  
SINCE JUL 1 2.1 7.5 -5.4 5.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 39 -12 23  
MONTH TO DATE 444 517 -73 473  
SINCE DEC 1 444 517 -73 473  
SINCE JUL 1 1595 1895 -300 1844  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1115 916 199 1023    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 5.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 700 AM  
LOWEST 37 200 PM  
AVERAGE 57  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 74 2021  
MINIMUM TEMPERATURE (F) 17 -21 1917  
 
SUNRISE AND SUNSET  
DECEMBER 15 2023......SUNRISE 732 AM CST SUNSET 437 PM CST  
DECEMBER 16 2023......SUNRISE 733 AM CST SUNSET 437 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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