310  
CDUS43 KDMX 010650  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
150 AM CDT THU OCT 01 2026  
   
...............................
 
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR SEPTEMBER 30 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1920 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM MM MM 93 2023 72 MM 88  
MINIMUM MM MM 30 1924 48 MM 57  
AVERAGE MM 60 MM 73  
 
PRECIPITATION (IN)  
YESTERDAY MM 1.12 1945 0.10 MM 0.00  
MONTH TO DATE 6.24 3.50 2.74 0.83  
SINCE SEP 1 6.24 3.50 2.74 0.83  
SINCE JAN 1 25.46 30.63 -5.17 17.40  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 7 MM 0  
MONTH TO DATE 35 99 -64 39  
SINCE SEP 1 35 99 -64 39  
SINCE JUL 1 35 108 -73 50  
 
COOLING  
YESTERDAY MM 2 MM 8  
MONTH TO DATE 197 106 91 155  
SINCE SEP 1 197 106 91 155  
SINCE JAN 1 1195 969 226 1031    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 94 1937  
MINIMUM TEMPERATURE (F) 48 32 1985  
2011  
 
SUNRISE AND SUNSET  
OCTOBER 1 2026.......SUNRISE 707 AM CDT SUNSET 651 PM CDT  
OCTOBER 2 2026.......SUNRISE 708 AM CDT SUNSET 650 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IA Page Main Text Page