591  
CDUS43 KDMX 160640  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
140 AM CDT WED APR 16 2025  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR APRIL 15 2025  
 
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)  
YESTERDAY  
MAXIMUM 60 502 PM 91 2002 61 -1 79  
MINIMUM 33 1136 PM 15 1928 38 -5 37  
AVERAGE 47 49 -2 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.14 1966 0.14 -0.14 0.00  
MONTH TO DATE 0.48 1.80 -1.32 0.56  
SINCE MAR 1 2.86 3.78 -0.92 3.06  
SINCE JAN 1 3.40 6.02 -2.62 5.78  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.0 1949 0.1 -0.1 0.0  
MONTH TO DATE 0.0 1.1 -1.1 T  
SINCE MAR 1 4.2 5.7 -1.5 4.9  
SINCE JUL 1 17.1 38.4 -21.3 32.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 16 2 7  
MONTH TO DATE 291 280 11 234  
SINCE MAR 1 934 1159 -225 961  
SINCE JUL 1 5679 6329 -650 5183  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 2  
SINCE MAR 1 5 1 4 2  
SINCE JAN 1 5 1 4 2    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 18.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 400 AM  
LOWEST 22 500 PM  
AVERAGE 46  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 88 2002  
2004  
MINIMUM TEMPERATURE (F) 38 19 1904  
1949  
2020  
 
SUNRISE AND SUNSET  
APRIL 16 2025.........SUNRISE 626 AM CDT SUNSET 753 PM CDT  
APRIL 17 2025.........SUNRISE 625 AM CDT SUNSET 754 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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