263  
CDUS43 KDMX 182228  
CLIDSM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
528 PM CDT FRI SEP 18 2026  
   
...............................  
 
   
..THE DES MOINES IA CLIMATE SUMMARY FOR SEPTEMBER 18 2026  
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1878 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 77 359 PM 94 1895 76 1 75  
MINIMUM 65 833 AM 36 1901 55 10 64  
1916  
AVERAGE 71 66 5 70  
 
PRECIPITATION (IN)  
TODAY T 2.55 2015 0.11 -0.11 0.04  
MONTH TO DATE 10.60 1.99 8.61 1.08  
SINCE SEP 1 10.60 1.99 8.61 1.08  
SINCE JAN 1 42.68 29.09 13.59 29.90  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 0  
MONTH TO DATE 5 32 -27 29  
SINCE SEP 1 5 32 -27 29  
SINCE JUL 1 5 37 -32 37  
 
COOLING  
TODAY 6 4 2 5  
MONTH TO DATE 186 91 95 112  
SINCE SEP 1 186 91 95 112  
SINCE JAN 1 1304 1026 278 1140    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 11.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 800 AM  
LOWEST 82 400 PM  
AVERAGE 91  
   
......................................................  
 
THE DES MOINES IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 96 1948  
MINIMUM TEMPERATURE (F) 54 33 1889  
1991  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2026.....SUNRISE 658 AM CDT SUNSET 718 PM CDT  
SEPTEMBER 19 2026.....SUNRISE 659 AM CDT SUNSET 717 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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