617  
CDUS43 KDMX 180630  
CLIDSM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT THU MAY 18 2023  
   
...............................
 
 
   
..THE DES MOINES IA CLIMATE SUMMARY FOR MAY 17 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1878 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 426 PM 90 1880 73 5 76  
MINIMUM 53 457 AM 36 1915 53 0 60  
AVERAGE 66 63 3 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.96 1889 0.17 -0.17 0.01  
MONTH TO DATE 3.34 2.88 0.46 1.15  
SINCE MAR 1 7.21 9.07 -1.86 8.25  
SINCE JAN 1 10.86 11.49 -0.63 9.91  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE MAR 1 10.4 5.8 4.6 10.2  
SINCE JUL 1 33.1 36.5 -3.4 36.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 53 111 -58 91  
SINCE MAR 1 1284 1328 -44 1419  
SINCE JUL 1 5873 6121 -248 5911  
 
COOLING  
YESTERDAY 1 2 -1 3  
MONTH TO DATE 46 23 23 80  
SINCE MAR 1 62 35 27 81  
SINCE JAN 1 62 35 27 81    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 500 AM  
LOWEST 40 400 PM  
AVERAGE 63  
   
......................................................
 
 
THE DES MOINES IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 92 1934  
MINIMUM TEMPERATURE (F) 53 35 1916  
 
SUNRISE AND SUNSET  
MAY 18 2023...........SUNRISE 553 AM CDT SUNSET 830 PM CDT  
MAY 19 2023...........SUNRISE 552 AM CDT SUNSET 831 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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