139  
CDUS43 KDMX 130630  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT SAT MAY 13 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR MAY 12 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 80 306 PM 94 2022 71 9 94  
MINIMUM 65 1159 PM 30 1895 49 16 72  
1928  
AVERAGE 73 60 13 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.21 2.40 2010 0.14 0.07 0.00  
MONTH TO DATE 1.45 1.66 -0.21 2.31  
SINCE MAR 1 4.38 7.68 -3.30 9.79  
SINCE JAN 1 8.69 9.92 -1.23 10.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 8.7 6.4 2.3 7.7  
SINCE JUL 1 38.5 39.1 -0.6 24.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6 -6 0  
MONTH TO DATE 48 98 -50 108  
SINCE MAR 1 1427 1452 -25 1590  
SINCE JUL 1 6478 6622 -144 6587  
 
COOLING  
YESTERDAY 8 1 7 18  
MONTH TO DATE 22 11 11 53  
SINCE MAR 1 40 19 21 56  
SINCE JAN 1 40 19 21 56    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 10.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 700 AM  
LOWEST 67 300 PM  
AVERAGE 79  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 91 1940  
MINIMUM TEMPERATURE (F) 49 30 1953  
 
SUNRISE AND SUNSET  
MAY 13 2023...........SUNRISE 550 AM CDT SUNSET 823 PM CDT  
MAY 14 2023...........SUNRISE 549 AM CDT SUNSET 824 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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