173  
CDUS43 KDMX 010634  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
134 AM CDT SUN JUN 01 2025  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR MAY 31 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 85 318 PM 108 1934 78 7 81  
MINIMUM 52 355 AM 32 1897 56 -4 58  
AVERAGE 69 67 2 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.48 2000 0.17 -0.17 0.00  
MONTH TO DATE 2.37 4.61 -2.24 10.04  
SINCE MAR 1 10.50 10.63 -0.13 16.52  
SINCE JAN 1 11.04 12.87 -1.83 19.24  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1991 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 4.2 6.4 -2.2 4.9  
SINCE JUL 1 17.1 39.1 -22.0 32.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 159 172 -13 95  
SINCE MAR 1 1248 1526 -278 1246  
SINCE JUL 1 5993 6696 -703 5468  
 
COOLING  
YESTERDAY 4 4 0 5  
MONTH TO DATE 37 64 -27 32  
SINCE MAR 1 46 72 -26 36  
SINCE JAN 1 46 72 -26 36    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 7.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 400 AM  
LOWEST 30 300 PM  
AVERAGE 54  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 101 1934  
MINIMUM TEMPERATURE (F) 57 33 1897  
 
SUNRISE AND SUNSET  
JUNE 1 2025..........SUNRISE 535 AM CDT SUNSET 841 PM CDT  
JUNE 2 2025..........SUNRISE 534 AM CDT SUNSET 842 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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